diff --git a/modules/openapi-generator/src/main/resources/csharp/libraries/generichost/JsonConverter.mustache b/modules/openapi-generator/src/main/resources/csharp/libraries/generichost/JsonConverter.mustache
index d8e203b3f1ee..58e1cb81b112 100644
--- a/modules/openapi-generator/src/main/resources/csharp/libraries/generichost/JsonConverter.mustache
+++ b/modules/openapi-generator/src/main/resources/csharp/libraries/generichost/JsonConverter.mustache
@@ -1,21 +1,31 @@
     /// <summary>
     /// A Json converter for type <see cref="{{classname}}" />
     /// </summary>
-    {{>visibility}} class {{classname}}JsonConverter : JsonConverter<{{classname}}>
+    {{>visibility}} partial class {{classname}}JsonConverter : JsonConverter<{{classname}}>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="{{classname}}JsonConverter" /> class.
+        /// </summary>
+        public {{classname}}JsonConverter()
+        {
+            OnCreated();
+        }
+
         {{#allVars}}
         {{#isDateTime}}
         /// <summary>
         /// The format to use to serialize {{name}}
         /// </summary>
-        public static string {{name}}Format { get; set; } = "{{{dateTimeFormat}}}";
+        public string {{name}}Format { get; private set; } = "{{{dateTimeFormat}}}";
 
         {{/isDateTime}}
         {{#isDate}}
         /// <summary>
         /// The format to use to serialize {{name}}
         /// </summary>
-        public static string {{name}}Format { get; set; } = "{{{dateFormat}}}";
+        public string {{name}}Format { get; private set; } = "{{{dateFormat}}}";
 
         {{/isDate}}
         {{/allVars}}
diff --git a/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Model/HelloWorldPostRequest.cs b/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Model/HelloWorldPostRequest.cs
index b8e0cf86cc1a..ec7288f8f566 100644
--- a/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Model/HelloWorldPostRequest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Model/HelloWorldPostRequest.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HelloWorldPostRequest" />
     /// </summary>
-    public class HelloWorldPostRequestJsonConverter : JsonConverter<HelloWorldPostRequest>
+    public partial class HelloWorldPostRequestJsonConverter : JsonConverter<HelloWorldPostRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HelloWorldPostRequestJsonConverter" /> class.
+        /// </summary>
+        public HelloWorldPostRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HelloWorldPostRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/Foo.cs
index 43feb8067f8c..e921fe3416c3 100644
--- a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/Foo.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsDefaultResponse.cs b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsDefaultResponse.cs
index 1a72fd31be03..af4a73936b1e 100644
--- a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsDefaultResponse.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IconsDefaultResponse" />
     /// </summary>
-    public class IconsDefaultResponseJsonConverter : JsonConverter<IconsDefaultResponse>
+    public partial class IconsDefaultResponseJsonConverter : JsonConverter<IconsDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IconsDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public IconsDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IconsDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsSizeParameter.cs b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsSizeParameter.cs
index 261018b943b4..fea23793f6dc 100644
--- a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsSizeParameter.cs
+++ b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Model/IconsSizeParameter.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IconsSizeParameter" />
     /// </summary>
-    public class IconsSizeParameterJsonConverter : JsonConverter<IconsSizeParameter>
+    public partial class IconsSizeParameterJsonConverter : JsonConverter<IconsSizeParameter>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IconsSizeParameterJsonConverter" /> class.
+        /// </summary>
+        public IconsSizeParameterJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IconsSizeParameter" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Color.cs b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Color.cs
index f64e6771c569..43acd7237bd3 100644
--- a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Color.cs
+++ b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Color.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Color" />
     /// </summary>
-    public class ColorJsonConverter : JsonConverter<Color>
+    public partial class ColorJsonConverter : JsonConverter<Color>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ColorJsonConverter" /> class.
+        /// </summary>
+        public ColorJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Color" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ColorOrNull.cs b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ColorOrNull.cs
index c1d0b6077a3a..5fe7f524e5d3 100644
--- a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ColorOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ColorOrNull.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ColorOrNull" />
     /// </summary>
-    public class ColorOrNullJsonConverter : JsonConverter<ColorOrNull>
+    public partial class ColorOrNullJsonConverter : JsonConverter<ColorOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ColorOrNullJsonConverter" /> class.
+        /// </summary>
+        public ColorOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ColorOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/NullTypeDirect.cs b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/NullTypeDirect.cs
index 18960c590316..0d1f337a2103 100644
--- a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/NullTypeDirect.cs
+++ b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/NullTypeDirect.cs
@@ -100,8 +100,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullTypeDirect" />
     /// </summary>
-    public class NullTypeDirectJsonConverter : JsonConverter<NullTypeDirect>
+    public partial class NullTypeDirectJsonConverter : JsonConverter<NullTypeDirect>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullTypeDirectJsonConverter" /> class.
+        /// </summary>
+        public NullTypeDirectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullTypeDirect" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Shape.cs
index 402b0785dcbe..ca85052009df 100644
--- a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Shape.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index d7def8f6b478..73973f2d1427 100644
--- a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Widget.cs b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Widget.cs
index 34c230b5423e..df6723c9cd6b 100644
--- a/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Widget.cs
+++ b/samples/client/petstore/csharp/generichost/latest/NullTypes/src/Org.OpenAPITools/Model/Widget.cs
@@ -138,8 +138,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Widget" />
     /// </summary>
-    public class WidgetJsonConverter : JsonConverter<Widget>
+    public partial class WidgetJsonConverter : JsonConverter<Widget>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WidgetJsonConverter" /> class.
+        /// </summary>
+        public WidgetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Widget" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/OneOfArrayRequest.cs b/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/OneOfArrayRequest.cs
index c80ab3303934..61f8810965b6 100644
--- a/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/OneOfArrayRequest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/OneOfArrayRequest.cs
@@ -88,8 +88,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfArrayRequest" />
     /// </summary>
-    public class OneOfArrayRequestJsonConverter : JsonConverter<OneOfArrayRequest>
+    public partial class OneOfArrayRequestJsonConverter : JsonConverter<OneOfArrayRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfArrayRequestJsonConverter" /> class.
+        /// </summary>
+        public OneOfArrayRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfArrayRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/TestObject.cs b/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/TestObject.cs
index ab314f9b60b2..481d615acef8 100644
--- a/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/TestObject.cs
+++ b/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Model/TestObject.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestObject" />
     /// </summary>
-    public class TestObjectJsonConverter : JsonConverter<TestObject>
+    public partial class TestObjectJsonConverter : JsonConverter<TestObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestObjectJsonConverter" /> class.
+        /// </summary>
+        public TestObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Activity.cs
index e4eea89d0578..29826c4d7073 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Activity.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index fc8078a44f5e..05098c80f7fb 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index d28c11e1e9f9..c70f1ba05afb 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -196,8 +196,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Animal.cs
index cbe6fd7331cc..432daa82dad9 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Animal.cs
@@ -101,8 +101,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ApiResponse.cs
index a79ec74c9c25..1d6c89d36d8e 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -115,8 +115,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Apple.cs
index b82d508bbb0b..9d1295109b0e 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Apple.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AppleReq.cs
index 594a976ae78d..e0e6f35b1611 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 3597e2882b9c..52f3744aa5ea 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 091e31ab87ef..62378f267b61 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayTest.cs
index ce5f0579d322..7974f4efff16 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -115,8 +115,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Banana.cs
index c0d7703ed2c9..b4f9eb670952 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Banana.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BananaReq.cs
index 71629645da52..458545e6f8e6 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BasquePig.cs
index d3a9e7532d85..033cba8ed79c 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -76,8 +76,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Capitalization.cs
index 3b688d824477..862fe329b41b 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -164,8 +164,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Cat.cs
index e34963bc6c97..5fbb545e21b8 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Cat.cs
@@ -75,8 +75,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Category.cs
index f9e07d68050d..451478c2ed84 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Category.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ChildCat.cs
index 29a709bec125..70bde02d3a73 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -134,8 +134,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ClassModel.cs
index eab45166d61b..0c3424c441c1 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 128517323235..c97bad4c55da 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/CopyActivity.cs
index 9bc31f829739..5aba080f149b 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -127,8 +127,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DanishPig.cs
index 22d9d54d0a1c..3363805c59d8 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -76,8 +76,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index c4c8f898b4e4..efd5329632ab 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -84,12 +84,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 7365892e9987..04c3dda88f82 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant1.cs
index 69a0bef73f07..82a15943616e 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -68,8 +68,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant2.cs
index efe693d7d150..a60104315dcf 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -68,8 +68,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Dog.cs
index 4fd4d8cb27ad..c63877fbf113 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Dog.cs
@@ -75,8 +75,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Drawing.cs
index 686262a756ee..63a87e544f2f 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Drawing.cs
@@ -138,8 +138,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EntityBase.cs
index 42a72d9fd9a2..6e6b3d5e866f 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -85,8 +85,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumArrays.cs
index bc9917434f4a..5367b72978f4 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -231,8 +231,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumTest.cs
index b02af9d45a7d..eedffd374af2 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -688,8 +688,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index 8234ace36685..85a3403c71ac 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/File.cs
index 92f6fdac10ca..1ee7b71a9890 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/File.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 4e6b054d5a04..77293c60ec4b 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Foo.cs
index 43feb8067f8c..e921fe3416c3 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Foo.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index dbf0a38cfe18..a12c72466ae3 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FormatTest.cs
index 88f6db13ab39..e3596c5a4092 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -646,17 +646,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Fruit.cs
index 2d4dc4a81c9c..b883eebe93c6 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Fruit.cs
@@ -106,8 +106,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FruitReq.cs
index ff5985f270f2..05adceaf0579 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -88,8 +88,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GmFruit.cs
index 60366e5aa586..b33fb75226b5 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -110,8 +110,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 426f07129e31..c0369d585670 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -85,8 +85,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index b4c2da60a49c..00aca88d3a1c 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 8cfe89c45390..e110e32e945c 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index bdd2e21bd0e6..588757bf5fd4 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/List.cs
index d57f4723a4ff..200394e4d2eb 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/List.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 96aa39dd07c1..319ae3d0abc6 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Mammal.cs
index be9f5a92117a..bd9bc78d4c8c 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Mammal.cs
@@ -113,8 +113,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MapTest.cs
index acec1f83e975..41fb19a2a48d 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MapTest.cs
@@ -197,8 +197,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 59f2fee0da31..4009477278c7 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 5c72b3d1ae9b..d4a007774b21 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -136,8 +136,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOf.cs
index d5a1220479f8..eb8e45550813 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 0641b425e0c1..0a1baeeb2a1d 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -133,8 +133,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 7f69069f6661..3497b5c2bb84 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -138,12 +138,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedSubId.cs
index 4ad95a556f70..6e37f0cfeede 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Model200Response.cs
index 7e505cedf4e3..bbe7792780ea 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ModelClient.cs
index 7abad316b031..4d85d9782f32 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Name.cs
index 3b90cc455f68..288b16affea6 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Name.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9ae75957ac07..7bd2e1331c47 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableClass.cs
index fac5ce54b2ea..272df03fc809 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -266,17 +266,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index 9fd202513111..4b49353c7498 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableShape.cs
index 218f63d9bc7c..f0028a256721 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -98,8 +98,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NumberOnly.cs
index 1fb0f219285f..d672c4557978 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index f6acec63206b..eaee8ff08ff9 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -134,8 +134,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OneOfString.cs
index dad98d765154..f18374410642 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -73,8 +73,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Order.cs
index 1d9b7d2ba2cf..9d4fd82e54e8 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Order.cs
@@ -246,12 +246,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OuterComposite.cs
index e479c3cc872d..fb3180ab6323 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -115,8 +115,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ParentPet.cs
index e96ca1c0632c..9ddabc0feba4 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -58,8 +58,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pet.cs
index a96a7f0a4be7..45b4860f140a 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pet.cs
@@ -232,8 +232,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pig.cs
index 6efe9067cdca..02592afd4686 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Pig.cs
@@ -98,8 +98,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index c0c32b963285..9f2518b49d53 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -118,8 +118,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 2d0c67168a95..8e064019009a 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -98,8 +98,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 38f076cd6706..bdf77ab1396f 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -76,8 +76,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index b86f1a0fe7d0..cf5fd20b3b56 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RequiredClass.cs
index 8c29515e2495..6a17ebe712d1 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1699,47 +1699,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Result.cs
index 5ac28472c526..7f3bb40950bd 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Result.cs
@@ -118,8 +118,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Return.cs
index 2bf8aa874e9c..260a7a262926 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Return.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 38de094386ba..117691977974 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 0a51c2f1b760..4706ca62bf0e 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 963ee0217176..19645ef302f1 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Shape.cs
index ed706f0092b8..7e95a826ae45 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Shape.cs
@@ -98,8 +98,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeInterface.cs
index b8085975b7fe..39bfe84b80f8 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -76,8 +76,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 3384090adea8..b3bab42424cb 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -98,8 +98,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index 1b7103804fc1..db0c148fc847 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SpecialModelName.cs
index d4ed52618caa..fe691a044fe6 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Tag.cs
index 0340f0eca93a..b4884d224bcc 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Tag.cs
@@ -99,8 +99,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index b651b951e489..7a1eaf17a23b 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 040018145b47..778000c56eb0 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -83,8 +83,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestDescendants.cs
index 176308f7689e..66d7507a1141 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -160,8 +160,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 900e3197963a..1d82f412eb89 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestResult.cs
index bca37f44227a..47f1b21dfc4a 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TestResult.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Triangle.cs
index ec4160ba0c6f..77747718a198 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Triangle.cs
@@ -113,8 +113,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 836ab2dd652c..65f9c875351a 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -76,8 +76,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/User.cs
index fa2095410344..08d85778dc61 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/User.cs
@@ -264,8 +264,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Whale.cs
index 9b0c741be9f7..c0813e422cf9 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Whale.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Zebra.cs
index cc2b449f893e..9e27108a6d5f 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/Zebra.cs
@@ -179,8 +179,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 13e435ca6db9..eb9113c52357 100644
--- a/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/latest/UseDateTimeOffset/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -149,8 +149,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Adult.cs b/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Adult.cs
index a3d002d6a641..eb8cbd0b3bc5 100644
--- a/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Adult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Adult.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Adult" />
     /// </summary>
-    public class AdultJsonConverter : JsonConverter<Adult>
+    public partial class AdultJsonConverter : JsonConverter<Adult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdultJsonConverter" /> class.
+        /// </summary>
+        public AdultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Adult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Child.cs b/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Child.cs
index 59f69018ba73..cc9001600c71 100644
--- a/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Child.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Child.cs
@@ -93,8 +93,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Child" />
     /// </summary>
-    public class ChildJsonConverter : JsonConverter<Child>
+    public partial class ChildJsonConverter : JsonConverter<Child>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildJsonConverter" /> class.
+        /// </summary>
+        public ChildJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Child" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Person.cs b/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Person.cs
index d9492d554adc..e5e63ec9c2a5 100644
--- a/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Person.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AllOf/src/Org.OpenAPITools/Model/Person.cs
@@ -125,8 +125,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Person" />
     /// </summary>
-    public class PersonJsonConverter : JsonConverter<Person>
+    public partial class PersonJsonConverter : JsonConverter<Person>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PersonJsonConverter" /> class.
+        /// </summary>
+        public PersonJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Person" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
index 48c25acf6a06..ba3ebde0806b 100644
--- a/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
index cbb9288ca436..ddd75420f237 100644
--- a/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
index da640dfcf94b..a552837a0067 100644
--- a/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -118,8 +118,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
index 9bd7762033f4..6d957f4666fe 100644
--- a/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
index 0d586d0b1139..b31f8fe51330 100644
--- a/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
index 3d6c67bdb254..b23a45484ba3 100644
--- a/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Activity.cs
index f8fa083b7ad4..8883f1323639 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 0b12f4726b49..a7ae93ee504a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 61958ab6c36c..4c9fc1cad5f2 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Animal.cs
index 75a681a9d1ff..117be25b4c3f 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
index e4e387cd5b74..5a61538e1f17 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Apple.cs
index 4254f9e7ec10..ead5728d626b 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
index 6a91a5eb30af..bd8cd61c4221 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 559b48410c03..850a9c376b5a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5b12bfe3aba2..2e5eb229f1c3 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
index 3c2d6f6454fa..2b63506f4b44 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Banana.cs
index c6f348ce52b0..40d370fd1cdb 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
index 0df184a89485..0673de456831 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
index 6ea9c87adf9e..ea23cb6d7166 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Cat.cs
index 212f9d249e7c..9ff7be2175c6 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Category.cs
index 168034e1f436..b977a0ca50b9 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
index 0dceb943de13..e0b598491993 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -81,8 +81,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
index 70163597dbf8..4d1213df9a8d 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
index de8390a77eb4..651beff06bdc 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index 86961f05e8d2..2b1f5670dec1 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 83c6ef134a3e..a0a059430fbf 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
index 1ed4938d5fa7..2969168cf060 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
index fd2ec581e4df..f641d7a48e9e 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Dog.cs
index f746e6816595..e4066eb72582 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
index b6d426437c95..fce60664f896 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
index ef41971722d9..49318ac63254 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
index 2de2f5e8414e..bde3d3668bbf 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -210,8 +210,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/File.cs
index 45b84933c9e4..e6c3a7cd844f 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 232f7bc3d1e1..433035256031 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Foo.cs
index 28e54b60cfa8..9da199ab2477 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 6fad70dc547f..8e9bba64db14 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
index d9baf612f043..7c655b0827f2 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
index f27078b62f5e..c1b24c73ddfc 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
index a9cef25c1666..c3c2a4e247ab 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 86b87fe73c35..caf9ff95f7e7 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/List.cs
index 8475f90c87f5..d6ac694585ca 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 7cad3e88d131..e0e39a3acce3 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
index c8b2968651be..a416718859af 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 7c144cb702ba..42247df00c07 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 07747b042115..1adb2bf859d5 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 5226b7994708..a8f039e97905 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 81cfce490724..c54becfdc303 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
index e954846b86da..ec25fab92034 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
index 02b3510ef01b..a78b4b9ae3a8 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
index 222a9afecd08..9135c0e022ad 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Name.cs
index a766cb5f5576..e3a0ef4d62fc 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
index dc4d250b4e95..b83140b058a7 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index e2f90ceafa93..96f3e36ecec2 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
index f1bb8e875596..21b40632deb7 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 5967526d3a67..a6be5066e8cd 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Order.cs
index fe71d4c680a8..008c50f0c9f1 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Order.cs
@@ -170,12 +170,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
index f42d3fbb9613..994ccd227bef 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pet.cs
index 49adaeb01ff6..e9bc89cd0487 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pet.cs
@@ -156,8 +156,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 0b202abf3422..495b0d273f6a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
index ef0b4ec5b61c..294c73a22878 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -627,47 +627,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Result.cs
index c1b0973340c4..3d22bb06491f 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Return.cs
index ba0d3c5ab75f..184ad3ab12c4 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index b548944c5e94..d67bf5ddc948 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index a33665a84ebe..27c3871866be 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
index b11aa47949e6..a24895d6f930 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Tag.cs
index 6a1ef05805ec..ce29344d2cdf 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 9db4bc3014cb..764f36716e27 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 29ada204f1d0..d6de3eb2c298 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
index df5553038566..b9a805ad54e5 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -100,8 +100,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 00d15308cdfc..a09ec60e3535 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
index 1886c2e51f28..f84d6b8cf86e 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/User.cs
index 3684f6575329..dc078c480cbc 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Whale.cs
index 0265accbb89f..02655307d760 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
index e2435865cc1f..820dbbbf0d09 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index a40fc0e4770b..8748386c97bf 100644
--- a/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
index 2c94c8faec8c..4103a73cd4f0 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 81a3d0546dd1..adf86a28dcd0 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 9c500ae78db5..2c52c15ccdcc 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -204,8 +204,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
index 59bb784ee63e..b5e2ed9ae27f 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
@@ -109,8 +109,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
index bf04c281a0d0..ffbd21ce4a6a 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
index ab683a853979..0f80dc0d9c03 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
@@ -153,8 +153,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
index e2b1d231a469..a43c764f8240 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index ae6f902a274d..aef7d7e481d8 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index d8065f1c3cf0..93684cf9efc6 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
index 0a7996c4da55..0b5b6d24743d 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
index 1d8f7156cd1c..fab250f7b537 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
index 34b4260440b7..42e9d1890af1 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
index 7eaeac5cde68..a19a8488e044 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
index 2bb970bbb47b..eb14befa97d3 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -172,8 +172,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
index 195cb1cffa1d..b1fedb233db5 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
@@ -76,8 +76,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
index 663e299f6464..97e28530372b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
@@ -100,8 +100,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
index d6862f0e11c2..4149798cb872 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -135,8 +135,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
index 4e9e486f9c1d..a7666cfb698a 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 018f49af861f..cbc3e80b4a27 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
index f1139898f661..9a5f9bca0f4b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -128,8 +128,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
index c0042b4d8843..6ee21a0298c9 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index f5b19c9aeeaf..c04c4f439bdf 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -92,12 +92,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 76a1a461efd6..0490d964f022 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
index d86b93b3ff02..d6a7e6b5e127 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -69,8 +69,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
index 152103158d0a..773dcab9fbd1 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -69,8 +69,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
index be8b40afd602..6908fb106b63 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
@@ -76,8 +76,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
index 24615731e552..74c2e0ae5d4b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
index 17b8f812e777..a81af5d8181b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -93,8 +93,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
index f2e96952c4bb..4637c8c1961c 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -239,8 +239,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
index 59ba1f3cb315..85c1fe91a614 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -696,8 +696,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index 12983d68a09f..bf25136ce8d5 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
index 043d7ed7dff0..668ebfa6c77c 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index b3a5641e3713..b29be867e838 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
index f8600cfa343c..98e50928aae1 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 831168493dd1..763577d494c8 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
index 97ebbbbf2c2e..d7ca66d7495a 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -654,17 +654,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
index e114d8ea5327..5389f8ad3f9d 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
index 357be4388447..4904494eaf59 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
index 6ce7cb107fa6..039f5faedfc4 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -111,8 +111,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index e8f6e0889167..4477d4279465 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -93,8 +93,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index a5336144f259..6fa1889a08bd 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -148,8 +148,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index b9f783c6a85c..04f36b46808b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index 8aca45893e65..fac6f52f2522 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -86,8 +86,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
index f7820d8e51cc..aac40319978e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 9e3f99b3cf78..027d4fde6be0 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
index 132f1e462ce0..08d5458f98d8 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
@@ -121,8 +121,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
index e9ed8d747187..3c7e075d574e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
@@ -205,8 +205,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 155a333b986f..71af55e64992 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 2c8240caf7f2..acbb49099bbd 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -144,8 +144,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
index ea36e674c375..1536ccf00030 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 15e011ce0918..fa21f1a74b0e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -141,8 +141,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index e9f3292927ae..d7d6068bcd10 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -146,12 +146,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
index 06784d103f7b..7f178b026301 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
index d1bc6669dcb0..2d6852d12c7e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
index 8d9d879df9b7..0e9021c907a6 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
index 6e4ba4e30373..d54d7b7d29b5 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
@@ -173,8 +173,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index fdf9064400f4..2e206a226911 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
index 79aa6a44aae1..ea88ed18b540 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -267,17 +267,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index aa9a9819a76d..068a79631f0d 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
index a06afa2a9be6..a22c7d8a7f56 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
index ab384678d56d..fa2f63c11abf 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index c1e19496bc08..c858d1b3727b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
index 5471f08f5194..e03117058c32 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -81,8 +81,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
index 0b238ec05372..d27db96b8109 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
@@ -254,12 +254,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
index a4d7a5c9f36c..6ed3bf816867 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
index 9f659ee86ae8..70e91c22627e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -59,8 +59,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
index 984e29267cce..b0ac59683061 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
@@ -240,8 +240,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
index 2cd41f15027a..6355b9ca0b7e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index 3c1b978da7f0..d33ed7654562 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 5c7aa541ffc5..9551fbd8e7a8 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index c535142bde64..33061272899b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index ba65e52288ec..bb29062628a7 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
index 5ddee451238a..5051e98e723b 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1707,47 +1707,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
index f3a65bdc21f0..17f97f2387a3 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
index ecd932d453f7..02b3fdc639e2 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
@@ -125,8 +125,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 058432c820c5..affe88bd8aea 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 3ec3abc5fb79..ed0af26e87fb 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 926b431dda32..ada72abaf3ad 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
index c608b7288d95..41d2e490a31e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 15777abac01d..7d55af95627a 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 3fc9f2735096..2e4f7a047248 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index bab36d28f5ef..48481ee56dfe 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 48bfdcdc3ad1..7af87418b89f 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
index aa289de3630d..fbc5d4a9829e 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index afd067661121..dc66551a230d 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 881276c5e683..f297317601df 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
index f1a80055f735..106ee25a45fa 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -168,8 +168,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 5144e8e6526c..32e069929830 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
index 089ddaa533da..2fc57bc6d92f 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
@@ -125,8 +125,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
index f34f2cf60139..e8ee97e96f15 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
@@ -121,8 +121,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 6ccbe196f3d4..9fbc6b8085b5 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
index 68ba55e20d32..50de52ddebec 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
@@ -272,8 +272,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
index 82e7c4ef197c..00e53f6dc690 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
@@ -116,8 +116,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
index babe74eead82..27e6df1e3d03 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
@@ -180,8 +180,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index fa71787b18e3..1577e65e4208 100644
--- a/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -157,8 +157,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Apple.cs
index 48c25acf6a06..ba3ebde0806b 100644
--- a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Banana.cs
index cbb9288ca436..ddd75420f237 100644
--- a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
index 853b71a29a20..b122efb51e3d 100644
--- a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -131,8 +131,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Orange.cs b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Orange.cs
index 26195dc17094..02e5aab13a27 100644
--- a/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Orange.cs
+++ b/samples/client/petstore/csharp/generichost/net10/OneOf/src/Org.OpenAPITools/Model/Orange.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Orange" />
     /// </summary>
-    public class OrangeJsonConverter : JsonConverter<Orange>
+    public partial class OrangeJsonConverter : JsonConverter<Orange>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrangeJsonConverter" /> class.
+        /// </summary>
+        public OrangeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Orange" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Activity.cs
index f8fa083b7ad4..8883f1323639 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 0b12f4726b49..a7ae93ee504a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 61958ab6c36c..4c9fc1cad5f2 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Animal.cs
index 75a681a9d1ff..117be25b4c3f 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
index e4e387cd5b74..5a61538e1f17 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Apple.cs
index 4254f9e7ec10..ead5728d626b 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
index 6a91a5eb30af..bd8cd61c4221 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 559b48410c03..850a9c376b5a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5b12bfe3aba2..2e5eb229f1c3 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
index 3c2d6f6454fa..2b63506f4b44 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Banana.cs
index c6f348ce52b0..40d370fd1cdb 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
index 0df184a89485..0673de456831 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
index 6ea9c87adf9e..ea23cb6d7166 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Cat.cs
index 212f9d249e7c..9ff7be2175c6 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Category.cs
index 168034e1f436..b977a0ca50b9 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
index b96499c365c8..afa8ab506db3 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -133,8 +133,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
index 70163597dbf8..4d1213df9a8d 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
index ad5599ac0126..abd542815ebb 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -126,8 +126,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index 86961f05e8d2..2b1f5670dec1 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 83c6ef134a3e..a0a059430fbf 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
index 78e8ee587c11..c06bc34c128a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
index a9859338c4ba..843b92bf292a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Dog.cs
index f746e6816595..e4066eb72582 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
index b6d426437c95..fce60664f896 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
index 43b688de6dd5..6c5b747186a0 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -237,8 +237,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
index 1c8fffd9a77e..c344344bbdc1 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -694,8 +694,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/File.cs
index 45b84933c9e4..e6c3a7cd844f 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 232f7bc3d1e1..433035256031 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Foo.cs
index 28e54b60cfa8..9da199ab2477 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 6fad70dc547f..8e9bba64db14 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
index d9baf612f043..7c655b0827f2 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
index f27078b62f5e..c1b24c73ddfc 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
index a9cef25c1666..c3c2a4e247ab 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 86b87fe73c35..caf9ff95f7e7 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/List.cs
index 8475f90c87f5..d6ac694585ca 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 7cad3e88d131..e0e39a3acce3 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
index 7ba0cf8f07b4..41b65bf5bc38 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
@@ -203,8 +203,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 7c144cb702ba..42247df00c07 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 07747b042115..1adb2bf859d5 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 5226b7994708..a8f039e97905 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 81cfce490724..c54becfdc303 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
index e954846b86da..ec25fab92034 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
index 02b3510ef01b..a78b4b9ae3a8 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
index 222a9afecd08..9135c0e022ad 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Name.cs
index a766cb5f5576..e3a0ef4d62fc 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
index dc4d250b4e95..b83140b058a7 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index e2f90ceafa93..96f3e36ecec2 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
index f1bb8e875596..21b40632deb7 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 5967526d3a67..a6be5066e8cd 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Order.cs
index ff740963836d..fdbd42761576 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Order.cs
@@ -252,12 +252,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
index f42d3fbb9613..994ccd227bef 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pet.cs
index 8f10916b0d07..c41e8089199e 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pet.cs
@@ -238,8 +238,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 0b202abf3422..495b0d273f6a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
index d3d362f0d9bc..957fa3996292 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1705,47 +1705,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Result.cs
index c1b0973340c4..3d22bb06491f 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Return.cs
index ba0d3c5ab75f..184ad3ab12c4 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index b548944c5e94..d67bf5ddc948 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index a33665a84ebe..27c3871866be 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
index b11aa47949e6..a24895d6f930 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Tag.cs
index 6a1ef05805ec..ce29344d2cdf 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 9db4bc3014cb..764f36716e27 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 29ada204f1d0..d6de3eb2c298 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
index 36c7ef1ca217..6ec14fd96b47 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -166,8 +166,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 00d15308cdfc..a09ec60e3535 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
index 1886c2e51f28..f84d6b8cf86e 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/User.cs
index 3684f6575329..dc078c480cbc 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Whale.cs
index 0265accbb89f..02655307d760 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
index cce46d917eab..aca440ae51e7 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
@@ -178,8 +178,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 840d0c0bb1f6..9f3551b916ac 100644
--- a/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -155,8 +155,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
index 3752eb012f9f..80dce6546255 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index f2ae4a3d59fb..b609046e8738 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index ab4649b23059..cd282ab084bb 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -205,8 +205,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
index b5839cf7d89b..2fa4fe8d9972 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
@@ -110,8 +110,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
index 6f5badb3330e..f0ae4ef850cb 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
index d8a53b95d62b..edbe669c8994 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
@@ -154,8 +154,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
index 7b4424da8467..0b270e3d4ebb 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 5d163b0e388e..6351ae775d17 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5da1266ef8ba..f1d13b9ea264 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
index a6a98de666c1..6fe159c3a522 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
index 44708f4f1bc6..c35241ce3891 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
index 111f2888f706..5639dd362d9b 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
index cdd31db8f50c..04f114d2c52d 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
index c48de422dde8..b1ad2e90a31e 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -173,8 +173,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
index fefffc9c52a1..306e5e5f4010 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
index 1ab1ee8ace9b..60daf384a42b 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
@@ -101,8 +101,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
index 7e9d10517951..08fa208fa2de 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -136,8 +136,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
index 21601e61bb8f..187afe4824bb 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index acf1f351fe7a..a7184463a89b 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
index f7b7ff3f95b2..731ac014c46a 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -129,8 +129,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
index c54e2bd3ea87..130e644a578d 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index bb49c3bb31c1..38bca8c661f8 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -93,12 +93,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 2c13c4267b93..06763ca2d13c 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
index 9af51efffe3c..72b95b7f9bc7 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -70,8 +70,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
index 5e39d2322847..4a54203ef920 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -70,8 +70,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
index 8dc57fd63638..ad6546f5ed2e 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
index 1362d738caea..c842739103d3 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
index 093b2012f441..74cb49595291 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -94,8 +94,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
index 4a8e487309f0..6d423bea015c 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -240,8 +240,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
index a187932be20f..5bd6b3166270 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -697,8 +697,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index ca7a8101de84..c10e5ccee004 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
index 770e6ad63b43..ddeebaa52e17 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 75bbe75be272..d90772377b69 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
index bd37a750c9bf..c0fff6bbf2db 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 4a094bf97111..b0493a92bcf0 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
index bef08805190b..a2a69a9962fb 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -655,17 +655,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
index 6c8a59e807fc..a7cbc18c15ad 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
index 1f75be50f94b..c380cb4e7380 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
index 9627f7598d52..2dff0e74d24c 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -112,8 +112,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 2a787a59db6d..831bc16de8c2 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -94,8 +94,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index ede2be85a3dc..716fb2ec240c 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -149,8 +149,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 9c8ff6d92b6f..78c8b2222aa8 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index df5fac5540b5..d936a509fa55 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
index 4ed30272f872..0af9622c0f0c 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 281084bc4a5a..0b811f15795c 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
index fe273665e2c2..d1d188beed58 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
@@ -122,8 +122,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
index 63057540d6ae..57ff0614c54e 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
@@ -206,8 +206,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 356c4e4f2ecb..93d9cddbe354 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 2ab12aca41df..230475ed0347 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 9d35e8952a3d..2f853d145282 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 8ea30fde6f80..2329f84f1e47 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 07b42ca23c89..da7a9e873433 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -147,12 +147,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
index 9daad48ac636..3ee3e91634c4 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
index dec2398fdb7a..8ed7851b3215 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
index 57fcd205e238..bac5b01c0825 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
index 4b30453bff93..56ab59544304 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
@@ -174,8 +174,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 212b80559b9f..8f71e4492518 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
index 29d28ec3fe1f..b24440849590 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -268,17 +268,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index d8f08bda7e3b..316f63feb3c1 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
index 25248c75ffaf..73a0c1ae69f6 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
index ebcd84e339b1..46933a2fbf95 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 9ca2454087c3..3602dfda1310 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
index 269f97ae4fd3..4a46f52ead3a 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
index e2122376c4eb..471448331e54 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
@@ -255,12 +255,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
index 5971c2e17137..0c0d0abd343f 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
index b7c98ce645cb..3cac06dda885 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -60,8 +60,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
index f293b149d1e5..98816089236f 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
@@ -241,8 +241,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
index 57c4f9a91217..79cd4464614f 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index 9e1aaafe221e..d3e959b95a67 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -127,8 +127,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 8e308392490d..d85d3db975a2 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 3d15636fda9a..63195ad709ae 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index ba28de8cd9f5..b411dc6e9d33 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
index 2da0cf88c16f..1fbed7b85f21 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1708,47 +1708,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
index 966694b51fc2..02d0d8c34c20 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
@@ -127,8 +127,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
index 99b0b0e5dba7..6ac928d7c6b8 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 7c8c3e101304..9c544ea876ee 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 4c74404a682e..b1122b96b779 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 6ce8c2b68a1b..6e5cff7d75a8 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
index 71620d915bbb..8aa2ca63d12b 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 3070f52be3ac..94079e588b26 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 37b5fddee5e3..4369140e5e62 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index 61ff978f3c24..794c35454611 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 1a1f7b635e25..1e1b860dedd7 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
index b738912d4c08..df7dabd4bbb6 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 998e1c432f20..b42fcd243ecc 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 3edf20ab42ee..5e985a42157a 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
index 538b8c90d98f..dc9d2973ebc0 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -169,8 +169,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 97146f4f3d35..9c65047ab818 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
index 11461549854b..00fa554bc25e 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
index 5c2490410259..ba8a8435d5c7 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
@@ -122,8 +122,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
index a2ef4da28f5a..78caa9c95ad1 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
index 8b3d616127fe..01aeeb13e1de 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
@@ -273,8 +273,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
index 8711b13d8742..89658a5314c9 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
index c736cc2a360d..81b4373f459a 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
@@ -181,8 +181,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index fb00a6c38e90..9ac00ba18d77 100644
--- a/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net10/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -158,8 +158,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net10/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs b/samples/client/petstore/csharp/generichost/net10/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
index aec5f0281cd6..7027a58c996a 100644
--- a/samples/client/petstore/csharp/generichost/net10/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net10/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
@@ -99,17 +99,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NowGet200Response" />
     /// </summary>
-    public class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
+    public partial class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NowGet200ResponseJsonConverter" /> class.
+        /// </summary>
+        public NowGet200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Now
         /// </summary>
-        public static string NowFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NowFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize Today
         /// </summary>
-        public static string TodayFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string TodayFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="NowGet200Response" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Adult.cs b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Adult.cs
index 23758dff0a54..199c6bc71de3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Adult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Adult.cs
@@ -75,8 +75,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Adult" />
     /// </summary>
-    public class AdultJsonConverter : JsonConverter<Adult>
+    public partial class AdultJsonConverter : JsonConverter<Adult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdultJsonConverter" /> class.
+        /// </summary>
+        public AdultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Adult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Child.cs b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Child.cs
index 0f67c83f8bb6..ce3a88b9d5b7 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Child.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Child.cs
@@ -91,8 +91,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Child" />
     /// </summary>
-    public class ChildJsonConverter : JsonConverter<Child>
+    public partial class ChildJsonConverter : JsonConverter<Child>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildJsonConverter" /> class.
+        /// </summary>
+        public ChildJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Child" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Person.cs b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Person.cs
index 879793874c06..55e576ab5dab 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Person.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Model/Person.cs
@@ -123,8 +123,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Person" />
     /// </summary>
-    public class PersonJsonConverter : JsonConverter<Person>
+    public partial class PersonJsonConverter : JsonConverter<Person>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PersonJsonConverter" /> class.
+        /// </summary>
+        public PersonJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Person" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
index 5705cce6dee2..a515b6a46baf 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
index a9221933cd06..bd5cbb6316bb 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
index 8e3a79710bf7..0b53a273b3d9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -116,8 +116,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
index c2528d45223f..cc733fa3ac1b 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
@@ -88,8 +88,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
index 71f3177afaed..9bb8141992a2 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
@@ -88,8 +88,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
index 7c30a5fbba5f..ea61a294a465 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
@@ -115,8 +115,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Activity.cs
index c6919ac37cf6..bf0ea857b8b2 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 78cbd0b330d8..3eaef3fdb68a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 7b1f22a3f695..e2bc7e5c95e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Animal.cs
index ce38f4cef730..6b2c354e9d0c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
index e6fdc4fb07f1..a3bb92ba8e56 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Apple.cs
index 990bd8d17acb..c0b3b74eccb6 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
index 14a48152dda2..b1a035bf1427 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 2c01bb986fc9..8d4e9cf9a280 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 0ba7a1e496b1..61678ca8a262 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
index 81e3c7c83f82..5ca882e055d9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Banana.cs
index 90966bbb326e..6e96c0db4a48 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
index ec58edf3bfb9..6e639dde3a6c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
index 6f593640eb2d..1734a7d71bbe 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Cat.cs
index b7d785142b83..07d7a0a7ce17 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Category.cs
index f3cc4777b9d3..ee17225920da 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
index 987fefc9ff9f..60d587788094 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -81,8 +81,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
index 1e7364181d3d..55e14e4e7e7d 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
index de8390a77eb4..651beff06bdc 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index c84d556d4b1c..12f63bed52c3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index d9f800beabd2..cea3eed9a750 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
index 1ed4938d5fa7..2969168cf060 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
index fd2ec581e4df..f641d7a48e9e 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Dog.cs
index 4164f84fe4d6..ea0b4d3071f1 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
index 96904b590ba7..0c6925ca0e37 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
index 13184691ed86..fa67ab1a7eb1 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
index 7de18e33bc27..7ab50531e38f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -210,8 +210,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/File.cs
index 93d21794aad5..ee5463fb46f9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 6e250993445c..e129b109115f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Foo.cs
index e8084ae32149..77a9cd5f82b8 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 01eef946bfc7..73a4dbbcaf22 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
index a539802f3140..3156ed4239ce 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
index 05d7005b3c4b..9ccae79d5cf1 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
index bb202258e403..6d9269ff3873 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 641c18e39ec0..51b2a710bcc6 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/List.cs
index f3fac3c39845..43d2716ec68c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index b34577b8a881..8be2841ce1c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
index c3cb174a13cd..b49dc01adc4b 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 10106b8319fc..0c8cceae99d0 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 7ba77aca7c17..8b969a45ff95 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
index c6b1b0d35eb2..a9e0341e6431 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index fef0ec49b984..3229c397c986 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
index 3f2b6cb145f3..d89d53fe55c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
index 30dd8c4a1186..aac8654e884b 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
index ddc0cae59e93..90ac80d193a6 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Name.cs
index d8a8dca64fc4..b487237e70e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
index 924e9bc89069..1e08ccc57034 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index a3a4b6e125de..b3f079055bad 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
index 061bb350661d..1a88e07e0def 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 867ab1d74025..047b1dcde4d2 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Order.cs
index ac05d2a97091..24f3ebc98395 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Order.cs
@@ -170,12 +170,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
index d02f8c96ae2f..686d151558e0 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pet.cs
index a951bca2b299..7073dc132d58 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pet.cs
@@ -156,8 +156,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 3134d1d7c1d7..42af39d72901 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
index 14484cb58e83..a2c120e8c05e 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -627,47 +627,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Result.cs
index bc7b3d97d94c..dd616a09ce41 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Return.cs
index 6f5a0a005d23..cabc503d20d8 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 23e1b6c722f2..b074a36ee24f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index e7822a579340..3018f5c27f8f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 3ca1bd1badbf..07924a0aa49a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Tag.cs
index fa2a11bd1212..9512c15160f5 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index f7f17f6aab68..3a19c8ecaffb 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 7426a4594e48..a5b3a7caf550 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
index df5553038566..b9a805ad54e5 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -100,8 +100,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index efd567b280c3..a8630ed8db3c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
index 421bbc33ec1a..66a697cc5fe7 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/User.cs
index 7807d2b09a17..f3ea6b22b2af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Whale.cs
index 21e58212ba7b..08d6186ad435 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
index ede821a9ad25..5dfabd2f56c7 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 277fb3d5a3b2..95ce3c8aeeca 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Apple.cs
index 5705cce6dee2..a515b6a46baf 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Banana.cs
index a9221933cd06..bd5cbb6316bb 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
index e34e26023978..3747014826d7 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -129,8 +129,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Orange.cs b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Orange.cs
index b957cff8de0e..938469b8ca38 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Orange.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Model/Orange.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Orange" />
     /// </summary>
-    public class OrangeJsonConverter : JsonConverter<Orange>
+    public partial class OrangeJsonConverter : JsonConverter<Orange>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrangeJsonConverter" /> class.
+        /// </summary>
+        public OrangeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Orange" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Activity.cs
index c6919ac37cf6..bf0ea857b8b2 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 78cbd0b330d8..3eaef3fdb68a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 7b1f22a3f695..e2bc7e5c95e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Animal.cs
index ce38f4cef730..6b2c354e9d0c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
index e6fdc4fb07f1..a3bb92ba8e56 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Apple.cs
index 990bd8d17acb..c0b3b74eccb6 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
index 14a48152dda2..b1a035bf1427 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 2c01bb986fc9..8d4e9cf9a280 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 0ba7a1e496b1..61678ca8a262 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
index 81e3c7c83f82..5ca882e055d9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Banana.cs
index 90966bbb326e..6e96c0db4a48 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
index ec58edf3bfb9..6e639dde3a6c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
index 6f593640eb2d..1734a7d71bbe 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Cat.cs
index b7d785142b83..07d7a0a7ce17 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Category.cs
index f3cc4777b9d3..ee17225920da 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
index 147a228c8950..0e3bb3c8db2d 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -133,8 +133,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
index 1e7364181d3d..55e14e4e7e7d 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
index ad5599ac0126..abd542815ebb 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -126,8 +126,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index c84d556d4b1c..12f63bed52c3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index d9f800beabd2..cea3eed9a750 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
index 78e8ee587c11..c06bc34c128a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
index a9859338c4ba..843b92bf292a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Dog.cs
index 4164f84fe4d6..ea0b4d3071f1 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
index 96904b590ba7..0c6925ca0e37 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
index e285c7523d4c..bfa3116c544d 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -237,8 +237,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
index f404d6065a29..b24a66b5bbe4 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -694,8 +694,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/File.cs
index 93d21794aad5..ee5463fb46f9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 6e250993445c..e129b109115f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Foo.cs
index e8084ae32149..77a9cd5f82b8 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 01eef946bfc7..73a4dbbcaf22 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
index a539802f3140..3156ed4239ce 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
index 05d7005b3c4b..9ccae79d5cf1 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
index bb202258e403..6d9269ff3873 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 641c18e39ec0..51b2a710bcc6 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/List.cs
index f3fac3c39845..43d2716ec68c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index b34577b8a881..8be2841ce1c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
index 6f322da6a9bf..21cad314eb1d 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
@@ -203,8 +203,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 10106b8319fc..0c8cceae99d0 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 7ba77aca7c17..8b969a45ff95 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
index c6b1b0d35eb2..a9e0341e6431 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index fef0ec49b984..3229c397c986 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
index 3f2b6cb145f3..d89d53fe55c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
index 30dd8c4a1186..aac8654e884b 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
index ddc0cae59e93..90ac80d193a6 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Name.cs
index d8a8dca64fc4..b487237e70e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
index 924e9bc89069..1e08ccc57034 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index a3a4b6e125de..b3f079055bad 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
index 061bb350661d..1a88e07e0def 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 867ab1d74025..047b1dcde4d2 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Order.cs
index 4f5761ccd789..371ad4852ccc 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Order.cs
@@ -252,12 +252,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
index d02f8c96ae2f..686d151558e0 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pet.cs
index 788584e35833..97760fedabd9 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pet.cs
@@ -238,8 +238,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 3134d1d7c1d7..42af39d72901 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
index 2667f2de331b..5809f017b63c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1705,47 +1705,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Result.cs
index bc7b3d97d94c..dd616a09ce41 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Return.cs
index 6f5a0a005d23..cabc503d20d8 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 23e1b6c722f2..b074a36ee24f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index e7822a579340..3018f5c27f8f 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 3ca1bd1badbf..07924a0aa49a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Tag.cs
index fa2a11bd1212..9512c15160f5 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index f7f17f6aab68..3a19c8ecaffb 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 7426a4594e48..a5b3a7caf550 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
index 36c7ef1ca217..6ec14fd96b47 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -166,8 +166,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index efd567b280c3..a8630ed8db3c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
index 421bbc33ec1a..66a697cc5fe7 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/User.cs
index 7807d2b09a17..f3ea6b22b2af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Whale.cs
index 21e58212ba7b..08d6186ad435 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
index ef8a3c49bf1f..b51c154c8fc4 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
@@ -178,8 +178,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 827dbf234489..d1421f858355 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -155,8 +155,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs b/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
index f2aabb5ad4e2..c5c17f671b68 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
@@ -97,17 +97,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NowGet200Response" />
     /// </summary>
-    public class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
+    public partial class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NowGet200ResponseJsonConverter" /> class.
+        /// </summary>
+        public NowGet200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Now
         /// </summary>
-        public static string NowFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NowFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize Today
         /// </summary>
-        public static string TodayFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string TodayFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="NowGet200Response" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Adult.cs b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Adult.cs
index 23758dff0a54..199c6bc71de3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Adult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Adult.cs
@@ -75,8 +75,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Adult" />
     /// </summary>
-    public class AdultJsonConverter : JsonConverter<Adult>
+    public partial class AdultJsonConverter : JsonConverter<Adult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdultJsonConverter" /> class.
+        /// </summary>
+        public AdultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Adult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Child.cs b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Child.cs
index 0f67c83f8bb6..ce3a88b9d5b7 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Child.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Child.cs
@@ -91,8 +91,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Child" />
     /// </summary>
-    public class ChildJsonConverter : JsonConverter<Child>
+    public partial class ChildJsonConverter : JsonConverter<Child>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildJsonConverter" /> class.
+        /// </summary>
+        public ChildJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Child" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Person.cs b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Person.cs
index 879793874c06..55e576ab5dab 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Person.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Model/Person.cs
@@ -123,8 +123,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Person" />
     /// </summary>
-    public class PersonJsonConverter : JsonConverter<Person>
+    public partial class PersonJsonConverter : JsonConverter<Person>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PersonJsonConverter" /> class.
+        /// </summary>
+        public PersonJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Person" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
index 5705cce6dee2..a515b6a46baf 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
index a9221933cd06..bd5cbb6316bb 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
index 8e3a79710bf7..0b53a273b3d9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -116,8 +116,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
index c2528d45223f..cc733fa3ac1b 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
@@ -88,8 +88,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
index 71f3177afaed..9bb8141992a2 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
@@ -88,8 +88,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
index 7c30a5fbba5f..ea61a294a465 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
@@ -115,8 +115,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Activity.cs
index c6919ac37cf6..bf0ea857b8b2 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 78cbd0b330d8..3eaef3fdb68a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 7b1f22a3f695..e2bc7e5c95e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Animal.cs
index ce38f4cef730..6b2c354e9d0c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
index e6fdc4fb07f1..a3bb92ba8e56 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Apple.cs
index 990bd8d17acb..c0b3b74eccb6 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
index 14a48152dda2..b1a035bf1427 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 2c01bb986fc9..8d4e9cf9a280 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 0ba7a1e496b1..61678ca8a262 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
index 81e3c7c83f82..5ca882e055d9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Banana.cs
index 90966bbb326e..6e96c0db4a48 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
index ec58edf3bfb9..6e639dde3a6c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
index 6f593640eb2d..1734a7d71bbe 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Cat.cs
index b7d785142b83..07d7a0a7ce17 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Category.cs
index f3cc4777b9d3..ee17225920da 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
index 987fefc9ff9f..60d587788094 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -81,8 +81,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
index 1e7364181d3d..55e14e4e7e7d 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
index de8390a77eb4..651beff06bdc 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index c84d556d4b1c..12f63bed52c3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index d9f800beabd2..cea3eed9a750 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
index 1ed4938d5fa7..2969168cf060 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
index fd2ec581e4df..f641d7a48e9e 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Dog.cs
index 4164f84fe4d6..ea0b4d3071f1 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
index 96904b590ba7..0c6925ca0e37 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
index 13184691ed86..fa67ab1a7eb1 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
index 7de18e33bc27..7ab50531e38f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -210,8 +210,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/File.cs
index 93d21794aad5..ee5463fb46f9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 6e250993445c..e129b109115f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Foo.cs
index e8084ae32149..77a9cd5f82b8 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 01eef946bfc7..73a4dbbcaf22 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
index a539802f3140..3156ed4239ce 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
index 05d7005b3c4b..9ccae79d5cf1 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
index bb202258e403..6d9269ff3873 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 641c18e39ec0..51b2a710bcc6 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/List.cs
index f3fac3c39845..43d2716ec68c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index b34577b8a881..8be2841ce1c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
index c3cb174a13cd..b49dc01adc4b 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 10106b8319fc..0c8cceae99d0 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 7ba77aca7c17..8b969a45ff95 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
index c6b1b0d35eb2..a9e0341e6431 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index fef0ec49b984..3229c397c986 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
index 3f2b6cb145f3..d89d53fe55c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
index 30dd8c4a1186..aac8654e884b 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
index ddc0cae59e93..90ac80d193a6 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Name.cs
index d8a8dca64fc4..b487237e70e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
index 924e9bc89069..1e08ccc57034 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index a3a4b6e125de..b3f079055bad 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
index 061bb350661d..1a88e07e0def 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 867ab1d74025..047b1dcde4d2 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Order.cs
index ac05d2a97091..24f3ebc98395 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Order.cs
@@ -170,12 +170,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
index d02f8c96ae2f..686d151558e0 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pet.cs
index a951bca2b299..7073dc132d58 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pet.cs
@@ -156,8 +156,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 3134d1d7c1d7..42af39d72901 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
index 14484cb58e83..a2c120e8c05e 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -627,47 +627,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Result.cs
index bc7b3d97d94c..dd616a09ce41 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Return.cs
index 6f5a0a005d23..cabc503d20d8 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 23e1b6c722f2..b074a36ee24f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index e7822a579340..3018f5c27f8f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 3ca1bd1badbf..07924a0aa49a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Tag.cs
index fa2a11bd1212..9512c15160f5 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index f7f17f6aab68..3a19c8ecaffb 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 7426a4594e48..a5b3a7caf550 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
index df5553038566..b9a805ad54e5 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -100,8 +100,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index efd567b280c3..a8630ed8db3c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
index 421bbc33ec1a..66a697cc5fe7 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/User.cs
index 7807d2b09a17..f3ea6b22b2af 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Whale.cs
index 21e58212ba7b..08d6186ad435 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
index ede821a9ad25..5dfabd2f56c7 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 277fb3d5a3b2..95ce3c8aeeca 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Apple.cs
index 5705cce6dee2..a515b6a46baf 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Banana.cs
index a9221933cd06..bd5cbb6316bb 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
index e34e26023978..3747014826d7 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -129,8 +129,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Orange.cs b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Orange.cs
index b957cff8de0e..938469b8ca38 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Orange.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Model/Orange.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Orange" />
     /// </summary>
-    public class OrangeJsonConverter : JsonConverter<Orange>
+    public partial class OrangeJsonConverter : JsonConverter<Orange>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrangeJsonConverter" /> class.
+        /// </summary>
+        public OrangeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Orange" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Activity.cs
index c6919ac37cf6..bf0ea857b8b2 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 78cbd0b330d8..3eaef3fdb68a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 7b1f22a3f695..e2bc7e5c95e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Animal.cs
index ce38f4cef730..6b2c354e9d0c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
index e6fdc4fb07f1..a3bb92ba8e56 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Apple.cs
index 990bd8d17acb..c0b3b74eccb6 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
index 14a48152dda2..b1a035bf1427 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 2c01bb986fc9..8d4e9cf9a280 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 0ba7a1e496b1..61678ca8a262 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
index 81e3c7c83f82..5ca882e055d9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Banana.cs
index 90966bbb326e..6e96c0db4a48 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
index ec58edf3bfb9..6e639dde3a6c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
index 6f593640eb2d..1734a7d71bbe 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Cat.cs
index b7d785142b83..07d7a0a7ce17 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Category.cs
index f3cc4777b9d3..ee17225920da 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
index 147a228c8950..0e3bb3c8db2d 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -133,8 +133,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
index 1e7364181d3d..55e14e4e7e7d 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
index ad5599ac0126..abd542815ebb 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -126,8 +126,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index c84d556d4b1c..12f63bed52c3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index d9f800beabd2..cea3eed9a750 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
index 78e8ee587c11..c06bc34c128a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
index a9859338c4ba..843b92bf292a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Dog.cs
index 4164f84fe4d6..ea0b4d3071f1 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
index 96904b590ba7..0c6925ca0e37 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
index e285c7523d4c..bfa3116c544d 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -237,8 +237,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
index f404d6065a29..b24a66b5bbe4 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -694,8 +694,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/File.cs
index 93d21794aad5..ee5463fb46f9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 6e250993445c..e129b109115f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Foo.cs
index e8084ae32149..77a9cd5f82b8 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 01eef946bfc7..73a4dbbcaf22 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
index a539802f3140..3156ed4239ce 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
index 05d7005b3c4b..9ccae79d5cf1 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
index bb202258e403..6d9269ff3873 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 641c18e39ec0..51b2a710bcc6 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/List.cs
index f3fac3c39845..43d2716ec68c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index b34577b8a881..8be2841ce1c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
index 6f322da6a9bf..21cad314eb1d 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
@@ -203,8 +203,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 10106b8319fc..0c8cceae99d0 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 7ba77aca7c17..8b969a45ff95 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
index c6b1b0d35eb2..a9e0341e6431 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index fef0ec49b984..3229c397c986 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
index 3f2b6cb145f3..d89d53fe55c9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
index 30dd8c4a1186..aac8654e884b 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
index ddc0cae59e93..90ac80d193a6 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Name.cs
index d8a8dca64fc4..b487237e70e3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
index 924e9bc89069..1e08ccc57034 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index a3a4b6e125de..b3f079055bad 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
index 061bb350661d..1a88e07e0def 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 867ab1d74025..047b1dcde4d2 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Order.cs
index 4f5761ccd789..371ad4852ccc 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Order.cs
@@ -252,12 +252,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
index d02f8c96ae2f..686d151558e0 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pet.cs
index 788584e35833..97760fedabd9 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pet.cs
@@ -238,8 +238,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 3134d1d7c1d7..42af39d72901 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
index 2667f2de331b..5809f017b63c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1705,47 +1705,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Result.cs
index bc7b3d97d94c..dd616a09ce41 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Return.cs
index 6f5a0a005d23..cabc503d20d8 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 23e1b6c722f2..b074a36ee24f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index e7822a579340..3018f5c27f8f 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 3ca1bd1badbf..07924a0aa49a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Tag.cs
index fa2a11bd1212..9512c15160f5 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index f7f17f6aab68..3a19c8ecaffb 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 7426a4594e48..a5b3a7caf550 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
index 36c7ef1ca217..6ec14fd96b47 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -166,8 +166,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index efd567b280c3..a8630ed8db3c 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
index 421bbc33ec1a..66a697cc5fe7 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/User.cs
index 7807d2b09a17..f3ea6b22b2af 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Whale.cs
index 21e58212ba7b..08d6186ad435 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
index ef8a3c49bf1f..b51c154c8fc4 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
@@ -178,8 +178,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 827dbf234489..d1421f858355 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -155,8 +155,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs b/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
index f2aabb5ad4e2..c5c17f671b68 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
@@ -97,17 +97,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NowGet200Response" />
     /// </summary>
-    public class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
+    public partial class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NowGet200ResponseJsonConverter" /> class.
+        /// </summary>
+        public NowGet200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Now
         /// </summary>
-        public static string NowFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NowFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize Today
         /// </summary>
-        public static string TodayFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string TodayFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="NowGet200Response" />
diff --git a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Adult.cs b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Adult.cs
index a3d002d6a641..eb8cbd0b3bc5 100644
--- a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Adult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Adult.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Adult" />
     /// </summary>
-    public class AdultJsonConverter : JsonConverter<Adult>
+    public partial class AdultJsonConverter : JsonConverter<Adult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdultJsonConverter" /> class.
+        /// </summary>
+        public AdultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Adult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Child.cs b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Child.cs
index 59f69018ba73..cc9001600c71 100644
--- a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Child.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Child.cs
@@ -93,8 +93,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Child" />
     /// </summary>
-    public class ChildJsonConverter : JsonConverter<Child>
+    public partial class ChildJsonConverter : JsonConverter<Child>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildJsonConverter" /> class.
+        /// </summary>
+        public ChildJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Child" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Person.cs b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Person.cs
index d9492d554adc..e5e63ec9c2a5 100644
--- a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Person.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Model/Person.cs
@@ -125,8 +125,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Person" />
     /// </summary>
-    public class PersonJsonConverter : JsonConverter<Person>
+    public partial class PersonJsonConverter : JsonConverter<Person>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PersonJsonConverter" /> class.
+        /// </summary>
+        public PersonJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Person" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
index 48c25acf6a06..ba3ebde0806b 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
index cbb9288ca436..ddd75420f237 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
index da640dfcf94b..a552837a0067 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -118,8 +118,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
index 9bd7762033f4..6d957f4666fe 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
index 0d586d0b1139..b31f8fe51330 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
index 3d6c67bdb254..b23a45484ba3 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Activity.cs
index f8fa083b7ad4..8883f1323639 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 0b12f4726b49..a7ae93ee504a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 61958ab6c36c..4c9fc1cad5f2 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Animal.cs
index 75a681a9d1ff..117be25b4c3f 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
index e4e387cd5b74..5a61538e1f17 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Apple.cs
index 4254f9e7ec10..ead5728d626b 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
index 6a91a5eb30af..bd8cd61c4221 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 559b48410c03..850a9c376b5a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5b12bfe3aba2..2e5eb229f1c3 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
index 3c2d6f6454fa..2b63506f4b44 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Banana.cs
index c6f348ce52b0..40d370fd1cdb 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
index 0df184a89485..0673de456831 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
index 6ea9c87adf9e..ea23cb6d7166 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Cat.cs
index 212f9d249e7c..9ff7be2175c6 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Category.cs
index 168034e1f436..b977a0ca50b9 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
index 0dceb943de13..e0b598491993 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -81,8 +81,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
index 70163597dbf8..4d1213df9a8d 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
index de8390a77eb4..651beff06bdc 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index 86961f05e8d2..2b1f5670dec1 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 83c6ef134a3e..a0a059430fbf 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
index 1ed4938d5fa7..2969168cf060 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
index fd2ec581e4df..f641d7a48e9e 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Dog.cs
index f746e6816595..e4066eb72582 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
index b6d426437c95..fce60664f896 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
index ef41971722d9..49318ac63254 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
index 2de2f5e8414e..bde3d3668bbf 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -210,8 +210,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/File.cs
index 45b84933c9e4..e6c3a7cd844f 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 232f7bc3d1e1..433035256031 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Foo.cs
index 28e54b60cfa8..9da199ab2477 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 6fad70dc547f..8e9bba64db14 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
index d9baf612f043..7c655b0827f2 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
index f27078b62f5e..c1b24c73ddfc 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
index a9cef25c1666..c3c2a4e247ab 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 86b87fe73c35..caf9ff95f7e7 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/List.cs
index 8475f90c87f5..d6ac694585ca 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 7cad3e88d131..e0e39a3acce3 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
index c8b2968651be..a416718859af 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 7c144cb702ba..42247df00c07 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 07747b042115..1adb2bf859d5 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 5226b7994708..a8f039e97905 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 81cfce490724..c54becfdc303 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
index e954846b86da..ec25fab92034 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
index 02b3510ef01b..a78b4b9ae3a8 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
index 222a9afecd08..9135c0e022ad 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Name.cs
index a766cb5f5576..e3a0ef4d62fc 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
index dc4d250b4e95..b83140b058a7 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index e2f90ceafa93..96f3e36ecec2 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
index f1bb8e875596..21b40632deb7 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 5967526d3a67..a6be5066e8cd 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Order.cs
index fe71d4c680a8..008c50f0c9f1 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Order.cs
@@ -170,12 +170,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
index f42d3fbb9613..994ccd227bef 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pet.cs
index 49adaeb01ff6..e9bc89cd0487 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pet.cs
@@ -156,8 +156,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 0b202abf3422..495b0d273f6a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
index ef0b4ec5b61c..294c73a22878 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -627,47 +627,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Result.cs
index c1b0973340c4..3d22bb06491f 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Return.cs
index ba0d3c5ab75f..184ad3ab12c4 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index b548944c5e94..d67bf5ddc948 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index a33665a84ebe..27c3871866be 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
index b11aa47949e6..a24895d6f930 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Tag.cs
index 6a1ef05805ec..ce29344d2cdf 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 9db4bc3014cb..764f36716e27 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 29ada204f1d0..d6de3eb2c298 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
index df5553038566..b9a805ad54e5 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -100,8 +100,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 00d15308cdfc..a09ec60e3535 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
index 1886c2e51f28..f84d6b8cf86e 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/User.cs
index 3684f6575329..dc078c480cbc 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Whale.cs
index 0265accbb89f..02655307d760 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
index e2435865cc1f..820dbbbf0d09 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index a40fc0e4770b..8748386c97bf 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
index 2c94c8faec8c..4103a73cd4f0 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 81a3d0546dd1..adf86a28dcd0 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 9c500ae78db5..2c52c15ccdcc 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -204,8 +204,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
index 59bb784ee63e..b5e2ed9ae27f 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
@@ -109,8 +109,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
index bf04c281a0d0..ffbd21ce4a6a 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
index ab683a853979..0f80dc0d9c03 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
@@ -153,8 +153,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
index e2b1d231a469..a43c764f8240 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index ae6f902a274d..aef7d7e481d8 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index d8065f1c3cf0..93684cf9efc6 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
index 0a7996c4da55..0b5b6d24743d 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
index 1d8f7156cd1c..fab250f7b537 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
index 34b4260440b7..42e9d1890af1 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
index 7eaeac5cde68..a19a8488e044 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
index 2bb970bbb47b..eb14befa97d3 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -172,8 +172,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
index 195cb1cffa1d..b1fedb233db5 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
@@ -76,8 +76,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
index 663e299f6464..97e28530372b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
@@ -100,8 +100,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
index d6862f0e11c2..4149798cb872 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -135,8 +135,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
index 4e9e486f9c1d..a7666cfb698a 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 018f49af861f..cbc3e80b4a27 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
index f1139898f661..9a5f9bca0f4b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -128,8 +128,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
index c0042b4d8843..6ee21a0298c9 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index f5b19c9aeeaf..c04c4f439bdf 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -92,12 +92,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 76a1a461efd6..0490d964f022 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
index d86b93b3ff02..d6a7e6b5e127 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -69,8 +69,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
index 152103158d0a..773dcab9fbd1 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -69,8 +69,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
index be8b40afd602..6908fb106b63 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
@@ -76,8 +76,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
index 24615731e552..74c2e0ae5d4b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
index 17b8f812e777..a81af5d8181b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -93,8 +93,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
index f2e96952c4bb..4637c8c1961c 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -239,8 +239,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
index 59ba1f3cb315..85c1fe91a614 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -696,8 +696,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index 12983d68a09f..bf25136ce8d5 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
index 043d7ed7dff0..668ebfa6c77c 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index b3a5641e3713..b29be867e838 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
index f8600cfa343c..98e50928aae1 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 831168493dd1..763577d494c8 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
index 97ebbbbf2c2e..d7ca66d7495a 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -654,17 +654,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
index e114d8ea5327..5389f8ad3f9d 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
index 357be4388447..4904494eaf59 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
index 6ce7cb107fa6..039f5faedfc4 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -111,8 +111,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index e8f6e0889167..4477d4279465 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -93,8 +93,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index a5336144f259..6fa1889a08bd 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -148,8 +148,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index b9f783c6a85c..04f36b46808b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index 8aca45893e65..fac6f52f2522 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -86,8 +86,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
index f7820d8e51cc..aac40319978e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 9e3f99b3cf78..027d4fde6be0 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
index 132f1e462ce0..08d5458f98d8 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
@@ -121,8 +121,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
index e9ed8d747187..3c7e075d574e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
@@ -205,8 +205,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 155a333b986f..71af55e64992 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 2c8240caf7f2..acbb49099bbd 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -144,8 +144,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
index ea36e674c375..1536ccf00030 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 15e011ce0918..fa21f1a74b0e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -141,8 +141,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index e9f3292927ae..d7d6068bcd10 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -146,12 +146,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
index 06784d103f7b..7f178b026301 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
index d1bc6669dcb0..2d6852d12c7e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
index 8d9d879df9b7..0e9021c907a6 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
index 6e4ba4e30373..d54d7b7d29b5 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
@@ -173,8 +173,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index fdf9064400f4..2e206a226911 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
index 79aa6a44aae1..ea88ed18b540 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -267,17 +267,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index aa9a9819a76d..068a79631f0d 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
index a06afa2a9be6..a22c7d8a7f56 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
index ab384678d56d..fa2f63c11abf 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index c1e19496bc08..c858d1b3727b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
index 5471f08f5194..e03117058c32 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -81,8 +81,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
index 0b238ec05372..d27db96b8109 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
@@ -254,12 +254,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
index a4d7a5c9f36c..6ed3bf816867 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
index 9f659ee86ae8..70e91c22627e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -59,8 +59,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
index 984e29267cce..b0ac59683061 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
@@ -240,8 +240,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
index 2cd41f15027a..6355b9ca0b7e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index 3c1b978da7f0..d33ed7654562 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 5c7aa541ffc5..9551fbd8e7a8 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index c535142bde64..33061272899b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index ba65e52288ec..bb29062628a7 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
index 5ddee451238a..5051e98e723b 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1707,47 +1707,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
index f3a65bdc21f0..17f97f2387a3 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
index ecd932d453f7..02b3fdc639e2 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
@@ -125,8 +125,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 058432c820c5..affe88bd8aea 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 3ec3abc5fb79..ed0af26e87fb 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 926b431dda32..ada72abaf3ad 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
index c608b7288d95..41d2e490a31e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 15777abac01d..7d55af95627a 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 3fc9f2735096..2e4f7a047248 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index bab36d28f5ef..48481ee56dfe 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 48bfdcdc3ad1..7af87418b89f 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
index aa289de3630d..fbc5d4a9829e 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index afd067661121..dc66551a230d 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 881276c5e683..f297317601df 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
index f1a80055f735..106ee25a45fa 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -168,8 +168,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 5144e8e6526c..32e069929830 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
index 089ddaa533da..2fc57bc6d92f 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
@@ -125,8 +125,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
index f34f2cf60139..e8ee97e96f15 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
@@ -121,8 +121,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 6ccbe196f3d4..9fbc6b8085b5 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
index 68ba55e20d32..50de52ddebec 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
@@ -272,8 +272,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
index 82e7c4ef197c..00e53f6dc690 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
@@ -116,8 +116,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
index babe74eead82..27e6df1e3d03 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
@@ -180,8 +180,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index fa71787b18e3..1577e65e4208 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -157,8 +157,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Apple.cs
index 48c25acf6a06..ba3ebde0806b 100644
--- a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Banana.cs
index cbb9288ca436..ddd75420f237 100644
--- a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
index 853b71a29a20..b122efb51e3d 100644
--- a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -131,8 +131,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Orange.cs b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Orange.cs
index 26195dc17094..02e5aab13a27 100644
--- a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Orange.cs
+++ b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Model/Orange.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Orange" />
     /// </summary>
-    public class OrangeJsonConverter : JsonConverter<Orange>
+    public partial class OrangeJsonConverter : JsonConverter<Orange>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrangeJsonConverter" /> class.
+        /// </summary>
+        public OrangeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Orange" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Activity.cs
index f8fa083b7ad4..8883f1323639 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 0b12f4726b49..a7ae93ee504a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 61958ab6c36c..4c9fc1cad5f2 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Animal.cs
index 75a681a9d1ff..117be25b4c3f 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
index e4e387cd5b74..5a61538e1f17 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Apple.cs
index 4254f9e7ec10..ead5728d626b 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
index 6a91a5eb30af..bd8cd61c4221 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 559b48410c03..850a9c376b5a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5b12bfe3aba2..2e5eb229f1c3 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
index 3c2d6f6454fa..2b63506f4b44 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Banana.cs
index c6f348ce52b0..40d370fd1cdb 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
index 0df184a89485..0673de456831 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
index 6ea9c87adf9e..ea23cb6d7166 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Cat.cs
index 212f9d249e7c..9ff7be2175c6 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Category.cs
index 168034e1f436..b977a0ca50b9 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
index b96499c365c8..afa8ab506db3 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -133,8 +133,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
index 70163597dbf8..4d1213df9a8d 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
index ad5599ac0126..abd542815ebb 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -126,8 +126,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index 86961f05e8d2..2b1f5670dec1 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 83c6ef134a3e..a0a059430fbf 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
index 78e8ee587c11..c06bc34c128a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
index a9859338c4ba..843b92bf292a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Dog.cs
index f746e6816595..e4066eb72582 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
index b6d426437c95..fce60664f896 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
index 43b688de6dd5..6c5b747186a0 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -237,8 +237,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
index 1c8fffd9a77e..c344344bbdc1 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -694,8 +694,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/File.cs
index 45b84933c9e4..e6c3a7cd844f 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 232f7bc3d1e1..433035256031 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Foo.cs
index 28e54b60cfa8..9da199ab2477 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 6fad70dc547f..8e9bba64db14 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
index d9baf612f043..7c655b0827f2 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
index f27078b62f5e..c1b24c73ddfc 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
index a9cef25c1666..c3c2a4e247ab 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 86b87fe73c35..caf9ff95f7e7 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/List.cs
index 8475f90c87f5..d6ac694585ca 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 7cad3e88d131..e0e39a3acce3 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
index 7ba0cf8f07b4..41b65bf5bc38 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
@@ -203,8 +203,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 7c144cb702ba..42247df00c07 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 07747b042115..1adb2bf859d5 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 5226b7994708..a8f039e97905 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 81cfce490724..c54becfdc303 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
index e954846b86da..ec25fab92034 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
index 02b3510ef01b..a78b4b9ae3a8 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
index 222a9afecd08..9135c0e022ad 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Name.cs
index a766cb5f5576..e3a0ef4d62fc 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
index dc4d250b4e95..b83140b058a7 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index e2f90ceafa93..96f3e36ecec2 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
index f1bb8e875596..21b40632deb7 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 5967526d3a67..a6be5066e8cd 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Order.cs
index ff740963836d..fdbd42761576 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Order.cs
@@ -252,12 +252,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
index f42d3fbb9613..994ccd227bef 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pet.cs
index 8f10916b0d07..c41e8089199e 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pet.cs
@@ -238,8 +238,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 0b202abf3422..495b0d273f6a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
index d3d362f0d9bc..957fa3996292 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1705,47 +1705,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Result.cs
index c1b0973340c4..3d22bb06491f 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Return.cs
index ba0d3c5ab75f..184ad3ab12c4 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index b548944c5e94..d67bf5ddc948 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index a33665a84ebe..27c3871866be 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
index b11aa47949e6..a24895d6f930 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Tag.cs
index 6a1ef05805ec..ce29344d2cdf 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 9db4bc3014cb..764f36716e27 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 29ada204f1d0..d6de3eb2c298 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
index 36c7ef1ca217..6ec14fd96b47 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -166,8 +166,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 00d15308cdfc..a09ec60e3535 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
index 1886c2e51f28..f84d6b8cf86e 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/User.cs
index 3684f6575329..dc078c480cbc 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Whale.cs
index 0265accbb89f..02655307d760 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
index cce46d917eab..aca440ae51e7 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
@@ -178,8 +178,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 840d0c0bb1f6..9f3551b916ac 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -155,8 +155,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
index 3752eb012f9f..80dce6546255 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index f2ae4a3d59fb..b609046e8738 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index ab4649b23059..cd282ab084bb 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -205,8 +205,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
index b5839cf7d89b..2fa4fe8d9972 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
@@ -110,8 +110,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
index 6f5badb3330e..f0ae4ef850cb 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
index d8a53b95d62b..edbe669c8994 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
@@ -154,8 +154,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
index 7b4424da8467..0b270e3d4ebb 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 5d163b0e388e..6351ae775d17 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5da1266ef8ba..f1d13b9ea264 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
index a6a98de666c1..6fe159c3a522 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
index 44708f4f1bc6..c35241ce3891 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
index 111f2888f706..5639dd362d9b 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
index cdd31db8f50c..04f114d2c52d 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
index c48de422dde8..b1ad2e90a31e 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -173,8 +173,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
index fefffc9c52a1..306e5e5f4010 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
index 1ab1ee8ace9b..60daf384a42b 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
@@ -101,8 +101,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
index 7e9d10517951..08fa208fa2de 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -136,8 +136,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
index 21601e61bb8f..187afe4824bb 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index acf1f351fe7a..a7184463a89b 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
index f7b7ff3f95b2..731ac014c46a 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -129,8 +129,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
index c54e2bd3ea87..130e644a578d 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index bb49c3bb31c1..38bca8c661f8 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -93,12 +93,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 2c13c4267b93..06763ca2d13c 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
index 9af51efffe3c..72b95b7f9bc7 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -70,8 +70,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
index 5e39d2322847..4a54203ef920 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -70,8 +70,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
index 8dc57fd63638..ad6546f5ed2e 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
index 1362d738caea..c842739103d3 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
index 093b2012f441..74cb49595291 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -94,8 +94,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
index 4a8e487309f0..6d423bea015c 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -240,8 +240,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
index a187932be20f..5bd6b3166270 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -697,8 +697,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index ca7a8101de84..c10e5ccee004 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
index 770e6ad63b43..ddeebaa52e17 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 75bbe75be272..d90772377b69 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
index bd37a750c9bf..c0fff6bbf2db 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 4a094bf97111..b0493a92bcf0 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
index bef08805190b..a2a69a9962fb 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -655,17 +655,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
index 6c8a59e807fc..a7cbc18c15ad 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
index 1f75be50f94b..c380cb4e7380 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
index 9627f7598d52..2dff0e74d24c 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -112,8 +112,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 2a787a59db6d..831bc16de8c2 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -94,8 +94,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index ede2be85a3dc..716fb2ec240c 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -149,8 +149,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 9c8ff6d92b6f..78c8b2222aa8 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index df5fac5540b5..d936a509fa55 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
index 4ed30272f872..0af9622c0f0c 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 281084bc4a5a..0b811f15795c 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
index fe273665e2c2..d1d188beed58 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
@@ -122,8 +122,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
index 63057540d6ae..57ff0614c54e 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
@@ -206,8 +206,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 356c4e4f2ecb..93d9cddbe354 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 2ab12aca41df..230475ed0347 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 9d35e8952a3d..2f853d145282 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 8ea30fde6f80..2329f84f1e47 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 07b42ca23c89..da7a9e873433 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -147,12 +147,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
index 9daad48ac636..3ee3e91634c4 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
index dec2398fdb7a..8ed7851b3215 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
index 57fcd205e238..bac5b01c0825 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
index 4b30453bff93..56ab59544304 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
@@ -174,8 +174,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 212b80559b9f..8f71e4492518 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
index 29d28ec3fe1f..b24440849590 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -268,17 +268,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index d8f08bda7e3b..316f63feb3c1 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
index 25248c75ffaf..73a0c1ae69f6 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
index ebcd84e339b1..46933a2fbf95 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 9ca2454087c3..3602dfda1310 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
index 269f97ae4fd3..4a46f52ead3a 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
index e2122376c4eb..471448331e54 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
@@ -255,12 +255,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
index 5971c2e17137..0c0d0abd343f 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
index b7c98ce645cb..3cac06dda885 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -60,8 +60,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
index f293b149d1e5..98816089236f 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
@@ -241,8 +241,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
index 57c4f9a91217..79cd4464614f 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index 9e1aaafe221e..d3e959b95a67 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -127,8 +127,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 8e308392490d..d85d3db975a2 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 3d15636fda9a..63195ad709ae 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index ba28de8cd9f5..b411dc6e9d33 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
index 2da0cf88c16f..1fbed7b85f21 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1708,47 +1708,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
index 966694b51fc2..02d0d8c34c20 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
@@ -127,8 +127,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
index 99b0b0e5dba7..6ac928d7c6b8 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 7c8c3e101304..9c544ea876ee 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 4c74404a682e..b1122b96b779 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 6ce8c2b68a1b..6e5cff7d75a8 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
index 71620d915bbb..8aa2ca63d12b 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 3070f52be3ac..94079e588b26 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 37b5fddee5e3..4369140e5e62 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index 61ff978f3c24..794c35454611 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 1a1f7b635e25..1e1b860dedd7 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
index b738912d4c08..df7dabd4bbb6 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 998e1c432f20..b42fcd243ecc 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 3edf20ab42ee..5e985a42157a 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
index 538b8c90d98f..dc9d2973ebc0 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -169,8 +169,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 97146f4f3d35..9c65047ab818 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
index 11461549854b..00fa554bc25e 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
index 5c2490410259..ba8a8435d5c7 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
@@ -122,8 +122,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
index a2ef4da28f5a..78caa9c95ad1 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
index 8b3d616127fe..01aeeb13e1de 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
@@ -273,8 +273,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
index 8711b13d8742..89658a5314c9 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
index c736cc2a360d..81b4373f459a 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
@@ -181,8 +181,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index fb00a6c38e90..9ac00ba18d77 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -158,8 +158,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs b/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
index aec5f0281cd6..7027a58c996a 100644
--- a/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
@@ -99,17 +99,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NowGet200Response" />
     /// </summary>
-    public class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
+    public partial class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NowGet200ResponseJsonConverter" /> class.
+        /// </summary>
+        public NowGet200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Now
         /// </summary>
-        public static string NowFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NowFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize Today
         /// </summary>
-        public static string TodayFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string TodayFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="NowGet200Response" />
diff --git a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Adult.cs b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Adult.cs
index a3d002d6a641..eb8cbd0b3bc5 100644
--- a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Adult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Adult.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Adult" />
     /// </summary>
-    public class AdultJsonConverter : JsonConverter<Adult>
+    public partial class AdultJsonConverter : JsonConverter<Adult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdultJsonConverter" /> class.
+        /// </summary>
+        public AdultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Adult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Child.cs b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Child.cs
index 59f69018ba73..cc9001600c71 100644
--- a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Child.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Child.cs
@@ -93,8 +93,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Child" />
     /// </summary>
-    public class ChildJsonConverter : JsonConverter<Child>
+    public partial class ChildJsonConverter : JsonConverter<Child>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildJsonConverter" /> class.
+        /// </summary>
+        public ChildJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Child" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Person.cs b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Person.cs
index d9492d554adc..e5e63ec9c2a5 100644
--- a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Person.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Model/Person.cs
@@ -125,8 +125,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Person" />
     /// </summary>
-    public class PersonJsonConverter : JsonConverter<Person>
+    public partial class PersonJsonConverter : JsonConverter<Person>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PersonJsonConverter" /> class.
+        /// </summary>
+        public PersonJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Person" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
index 48c25acf6a06..ba3ebde0806b 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
index cbb9288ca436..ddd75420f237 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
index da640dfcf94b..a552837a0067 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -118,8 +118,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
index 9bd7762033f4..6d957f4666fe 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Apple.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
index 0d586d0b1139..b31f8fe51330 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Banana.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
index 3d6c67bdb254..b23a45484ba3 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Model/Fruit.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Activity.cs
index f8fa083b7ad4..8883f1323639 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 0b12f4726b49..a7ae93ee504a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 61958ab6c36c..4c9fc1cad5f2 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Animal.cs
index 75a681a9d1ff..117be25b4c3f 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
index e4e387cd5b74..5a61538e1f17 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Apple.cs
index 4254f9e7ec10..ead5728d626b 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
index 6a91a5eb30af..bd8cd61c4221 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 559b48410c03..850a9c376b5a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5b12bfe3aba2..2e5eb229f1c3 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
index 3c2d6f6454fa..2b63506f4b44 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Banana.cs
index c6f348ce52b0..40d370fd1cdb 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
index 0df184a89485..0673de456831 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
index 6ea9c87adf9e..ea23cb6d7166 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Cat.cs
index 212f9d249e7c..9ff7be2175c6 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Category.cs
index 168034e1f436..b977a0ca50b9 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
index 0dceb943de13..e0b598491993 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -81,8 +81,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
index 70163597dbf8..4d1213df9a8d 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
index de8390a77eb4..651beff06bdc 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index 86961f05e8d2..2b1f5670dec1 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 83c6ef134a3e..a0a059430fbf 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
index 1ed4938d5fa7..2969168cf060 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
index fd2ec581e4df..f641d7a48e9e 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Dog.cs
index f746e6816595..e4066eb72582 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
index b6d426437c95..fce60664f896 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
index ef41971722d9..49318ac63254 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
index 2de2f5e8414e..bde3d3668bbf 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -210,8 +210,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/File.cs
index 45b84933c9e4..e6c3a7cd844f 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 232f7bc3d1e1..433035256031 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Foo.cs
index 28e54b60cfa8..9da199ab2477 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 6fad70dc547f..8e9bba64db14 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
index d9baf612f043..7c655b0827f2 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
index f27078b62f5e..c1b24c73ddfc 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
index a9cef25c1666..c3c2a4e247ab 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 86b87fe73c35..caf9ff95f7e7 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/List.cs
index 8475f90c87f5..d6ac694585ca 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 7cad3e88d131..e0e39a3acce3 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
index c8b2968651be..a416718859af 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MapTest.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 7c144cb702ba..42247df00c07 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 07747b042115..1adb2bf859d5 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 5226b7994708..a8f039e97905 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 81cfce490724..c54becfdc303 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
index e954846b86da..ec25fab92034 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
index 02b3510ef01b..a78b4b9ae3a8 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
index 222a9afecd08..9135c0e022ad 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Name.cs
index a766cb5f5576..e3a0ef4d62fc 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
index dc4d250b4e95..b83140b058a7 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index e2f90ceafa93..96f3e36ecec2 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
index f1bb8e875596..21b40632deb7 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 5967526d3a67..a6be5066e8cd 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Order.cs
index fe71d4c680a8..008c50f0c9f1 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Order.cs
@@ -170,12 +170,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
index f42d3fbb9613..994ccd227bef 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pet.cs
index 49adaeb01ff6..e9bc89cd0487 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pet.cs
@@ -156,8 +156,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 0b202abf3422..495b0d273f6a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
index ef0b4ec5b61c..294c73a22878 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -627,47 +627,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Result.cs
index c1b0973340c4..3d22bb06491f 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Return.cs
index ba0d3c5ab75f..184ad3ab12c4 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index b548944c5e94..d67bf5ddc948 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index a33665a84ebe..27c3871866be 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
index b11aa47949e6..a24895d6f930 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Tag.cs
index 6a1ef05805ec..ce29344d2cdf 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 9db4bc3014cb..764f36716e27 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 29ada204f1d0..d6de3eb2c298 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
index df5553038566..b9a805ad54e5 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -100,8 +100,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 00d15308cdfc..a09ec60e3535 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
index 1886c2e51f28..f84d6b8cf86e 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/User.cs
index 3684f6575329..dc078c480cbc 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Whale.cs
index 0265accbb89f..02655307d760 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
index e2435865cc1f..820dbbbf0d09 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/Zebra.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index a40fc0e4770b..8748386c97bf 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
index 2c94c8faec8c..4103a73cd4f0 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Activity.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 81a3d0546dd1..adf86a28dcd0 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 9c500ae78db5..2c52c15ccdcc 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -204,8 +204,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
index 59bb784ee63e..b5e2ed9ae27f 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Animal.cs
@@ -109,8 +109,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
index bf04c281a0d0..ffbd21ce4a6a 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
index ab683a853979..0f80dc0d9c03 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Apple.cs
@@ -153,8 +153,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
index e2b1d231a469..a43c764f8240 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index ae6f902a274d..aef7d7e481d8 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index d8065f1c3cf0..93684cf9efc6 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
index 0a7996c4da55..0b5b6d24743d 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
index 1d8f7156cd1c..fab250f7b537 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
index 34b4260440b7..42e9d1890af1 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
index 7eaeac5cde68..a19a8488e044 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
index 2bb970bbb47b..eb14befa97d3 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -172,8 +172,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
index 195cb1cffa1d..b1fedb233db5 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Cat.cs
@@ -76,8 +76,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
index 663e299f6464..97e28530372b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Category.cs
@@ -100,8 +100,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
index d6862f0e11c2..4149798cb872 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -135,8 +135,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
index 4e9e486f9c1d..a7666cfb698a 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 018f49af861f..cbc3e80b4a27 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
index f1139898f661..9a5f9bca0f4b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -128,8 +128,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
index c0042b4d8843..6ee21a0298c9 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index f5b19c9aeeaf..c04c4f439bdf 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -92,12 +92,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 76a1a461efd6..0490d964f022 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
index d86b93b3ff02..d6a7e6b5e127 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -69,8 +69,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
index 152103158d0a..773dcab9fbd1 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -69,8 +69,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
index be8b40afd602..6908fb106b63 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Dog.cs
@@ -76,8 +76,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
index 24615731e552..74c2e0ae5d4b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Drawing.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
index 17b8f812e777..a81af5d8181b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -93,8 +93,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
index f2e96952c4bb..4637c8c1961c 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -239,8 +239,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
index 59ba1f3cb315..85c1fe91a614 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -696,8 +696,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index 12983d68a09f..bf25136ce8d5 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
index 043d7ed7dff0..668ebfa6c77c 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/File.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index b3a5641e3713..b29be867e838 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
index f8600cfa343c..98e50928aae1 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Foo.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 831168493dd1..763577d494c8 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
index 97ebbbbf2c2e..d7ca66d7495a 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -654,17 +654,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
index e114d8ea5327..5389f8ad3f9d 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Fruit.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
index 357be4388447..4904494eaf59 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
index 6ce7cb107fa6..039f5faedfc4 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -111,8 +111,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index e8f6e0889167..4477d4279465 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -93,8 +93,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index a5336144f259..6fa1889a08bd 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -148,8 +148,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index b9f783c6a85c..04f36b46808b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index 8aca45893e65..fac6f52f2522 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -86,8 +86,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
index f7820d8e51cc..aac40319978e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/List.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 9e3f99b3cf78..027d4fde6be0 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
index 132f1e462ce0..08d5458f98d8 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Mammal.cs
@@ -121,8 +121,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
index e9ed8d747187..3c7e075d574e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MapTest.cs
@@ -205,8 +205,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 155a333b986f..71af55e64992 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 2c8240caf7f2..acbb49099bbd 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -144,8 +144,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
index ea36e674c375..1536ccf00030 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 15e011ce0918..fa21f1a74b0e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -141,8 +141,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index e9f3292927ae..d7d6068bcd10 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -146,12 +146,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
index 06784d103f7b..7f178b026301 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
index d1bc6669dcb0..2d6852d12c7e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
index 8d9d879df9b7..0e9021c907a6 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
index 6e4ba4e30373..d54d7b7d29b5 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Name.cs
@@ -173,8 +173,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index fdf9064400f4..2e206a226911 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
index 79aa6a44aae1..ea88ed18b540 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -267,17 +267,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index aa9a9819a76d..068a79631f0d 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
index a06afa2a9be6..a22c7d8a7f56 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
index ab384678d56d..fa2f63c11abf 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index c1e19496bc08..c858d1b3727b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
index 5471f08f5194..e03117058c32 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -81,8 +81,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
index 0b238ec05372..d27db96b8109 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Order.cs
@@ -254,12 +254,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
index a4d7a5c9f36c..6ed3bf816867 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
index 9f659ee86ae8..70e91c22627e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -59,8 +59,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
index 984e29267cce..b0ac59683061 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pet.cs
@@ -240,8 +240,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
index 2cd41f15027a..6355b9ca0b7e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Pig.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index 3c1b978da7f0..d33ed7654562 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 5c7aa541ffc5..9551fbd8e7a8 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index c535142bde64..33061272899b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index ba65e52288ec..bb29062628a7 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
index 5ddee451238a..5051e98e723b 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1707,47 +1707,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
index f3a65bdc21f0..17f97f2387a3 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Result.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
index ecd932d453f7..02b3fdc639e2 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Return.cs
@@ -125,8 +125,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 058432c820c5..affe88bd8aea 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 3ec3abc5fb79..ed0af26e87fb 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 926b431dda32..ada72abaf3ad 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
index c608b7288d95..41d2e490a31e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Shape.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 15777abac01d..7d55af95627a 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 3fc9f2735096..2e4f7a047248 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -106,8 +106,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index bab36d28f5ef..48481ee56dfe 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 48bfdcdc3ad1..7af87418b89f 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
index aa289de3630d..fbc5d4a9829e 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Tag.cs
@@ -107,8 +107,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index afd067661121..dc66551a230d 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 881276c5e683..f297317601df 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
index f1a80055f735..106ee25a45fa 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -168,8 +168,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 5144e8e6526c..32e069929830 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
index 089ddaa533da..2fc57bc6d92f 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TestResult.cs
@@ -125,8 +125,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
index f34f2cf60139..e8ee97e96f15 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Triangle.cs
@@ -121,8 +121,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 6ccbe196f3d4..9fbc6b8085b5 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
index 68ba55e20d32..50de52ddebec 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/User.cs
@@ -272,8 +272,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
index 82e7c4ef197c..00e53f6dc690 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Whale.cs
@@ -116,8 +116,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
index babe74eead82..27e6df1e3d03 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/Zebra.cs
@@ -180,8 +180,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index fa71787b18e3..1577e65e4208 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -157,8 +157,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Apple.cs
index 48c25acf6a06..ba3ebde0806b 100644
--- a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Apple.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Banana.cs
index cbb9288ca436..ddd75420f237 100644
--- a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Banana.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
index 853b71a29a20..b122efb51e3d 100644
--- a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Fruit.cs
@@ -131,8 +131,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Orange.cs b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Orange.cs
index 26195dc17094..02e5aab13a27 100644
--- a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Orange.cs
+++ b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Model/Orange.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Orange" />
     /// </summary>
-    public class OrangeJsonConverter : JsonConverter<Orange>
+    public partial class OrangeJsonConverter : JsonConverter<Orange>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrangeJsonConverter" /> class.
+        /// </summary>
+        public OrangeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Orange" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Activity.cs
index f8fa083b7ad4..8883f1323639 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 0b12f4726b49..a7ae93ee504a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 61958ab6c36c..4c9fc1cad5f2 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Animal.cs
index 75a681a9d1ff..117be25b4c3f 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
index e4e387cd5b74..5a61538e1f17 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Apple.cs
index 4254f9e7ec10..ead5728d626b 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
index 6a91a5eb30af..bd8cd61c4221 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 559b48410c03..850a9c376b5a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5b12bfe3aba2..2e5eb229f1c3 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
index 3c2d6f6454fa..2b63506f4b44 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Banana.cs
index c6f348ce52b0..40d370fd1cdb 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
index 0df184a89485..0673de456831 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
index 6ea9c87adf9e..ea23cb6d7166 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Cat.cs
index 212f9d249e7c..9ff7be2175c6 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Category.cs
index 168034e1f436..b977a0ca50b9 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
index b96499c365c8..afa8ab506db3 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -133,8 +133,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
index 70163597dbf8..4d1213df9a8d 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
index ad5599ac0126..abd542815ebb 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -126,8 +126,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index 86961f05e8d2..2b1f5670dec1 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 83c6ef134a3e..a0a059430fbf 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
index 78e8ee587c11..c06bc34c128a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
index a9859338c4ba..843b92bf292a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Dog.cs
index f746e6816595..e4066eb72582 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
index b6d426437c95..fce60664f896 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
index 43b688de6dd5..6c5b747186a0 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -237,8 +237,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
index 1c8fffd9a77e..c344344bbdc1 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -694,8 +694,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/File.cs
index 45b84933c9e4..e6c3a7cd844f 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 232f7bc3d1e1..433035256031 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Foo.cs
index 28e54b60cfa8..9da199ab2477 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 6fad70dc547f..8e9bba64db14 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
index d9baf612f043..7c655b0827f2 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
index f27078b62f5e..c1b24c73ddfc 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
index a9cef25c1666..c3c2a4e247ab 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 86b87fe73c35..caf9ff95f7e7 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/List.cs
index 8475f90c87f5..d6ac694585ca 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 7cad3e88d131..e0e39a3acce3 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
index 7ba0cf8f07b4..41b65bf5bc38 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
@@ -203,8 +203,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 7c144cb702ba..42247df00c07 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 07747b042115..1adb2bf859d5 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 5226b7994708..a8f039e97905 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 81cfce490724..c54becfdc303 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
index e954846b86da..ec25fab92034 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
index 02b3510ef01b..a78b4b9ae3a8 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
index 222a9afecd08..9135c0e022ad 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Name.cs
index a766cb5f5576..e3a0ef4d62fc 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
index dc4d250b4e95..b83140b058a7 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index e2f90ceafa93..96f3e36ecec2 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
index f1bb8e875596..21b40632deb7 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 5967526d3a67..a6be5066e8cd 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Order.cs
index ff740963836d..fdbd42761576 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Order.cs
@@ -252,12 +252,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
index f42d3fbb9613..994ccd227bef 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pet.cs
index 8f10916b0d07..c41e8089199e 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pet.cs
@@ -238,8 +238,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 0b202abf3422..495b0d273f6a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
index d3d362f0d9bc..957fa3996292 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1705,47 +1705,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Result.cs
index c1b0973340c4..3d22bb06491f 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Return.cs
index ba0d3c5ab75f..184ad3ab12c4 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index b548944c5e94..d67bf5ddc948 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index a33665a84ebe..27c3871866be 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
index b11aa47949e6..a24895d6f930 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Tag.cs
index 6a1ef05805ec..ce29344d2cdf 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 9db4bc3014cb..764f36716e27 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 29ada204f1d0..d6de3eb2c298 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
index 36c7ef1ca217..6ec14fd96b47 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -166,8 +166,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 00d15308cdfc..a09ec60e3535 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
index 1886c2e51f28..f84d6b8cf86e 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/User.cs
index 3684f6575329..dc078c480cbc 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Whale.cs
index 0265accbb89f..02655307d760 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
index cce46d917eab..aca440ae51e7 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
@@ -178,8 +178,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 840d0c0bb1f6..9f3551b916ac 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -155,8 +155,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
index 3752eb012f9f..80dce6546255 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Activity.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index f2ae4a3d59fb..b609046e8738 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index ab4649b23059..cd282ab084bb 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -205,8 +205,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
index b5839cf7d89b..2fa4fe8d9972 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Animal.cs
@@ -110,8 +110,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
index 6f5badb3330e..f0ae4ef850cb 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
index d8a53b95d62b..edbe669c8994 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Apple.cs
@@ -154,8 +154,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
index 7b4424da8467..0b270e3d4ebb 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 5d163b0e388e..6351ae775d17 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 5da1266ef8ba..f1d13b9ea264 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
index a6a98de666c1..6fe159c3a522 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
index 44708f4f1bc6..c35241ce3891 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Banana.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
index 111f2888f706..5639dd362d9b 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
index cdd31db8f50c..04f114d2c52d 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
index c48de422dde8..b1ad2e90a31e 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -173,8 +173,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
index fefffc9c52a1..306e5e5f4010 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Cat.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
index 1ab1ee8ace9b..60daf384a42b 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Category.cs
@@ -101,8 +101,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
index 7e9d10517951..08fa208fa2de 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -136,8 +136,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
index 21601e61bb8f..187afe4824bb 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index acf1f351fe7a..a7184463a89b 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
index f7b7ff3f95b2..731ac014c46a 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -129,8 +129,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
index c54e2bd3ea87..130e644a578d 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index bb49c3bb31c1..38bca8c661f8 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -93,12 +93,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index 2c13c4267b93..06763ca2d13c 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
index 9af51efffe3c..72b95b7f9bc7 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -70,8 +70,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
index 5e39d2322847..4a54203ef920 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -70,8 +70,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
index 8dc57fd63638..ad6546f5ed2e 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Dog.cs
@@ -77,8 +77,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
index 1362d738caea..c842739103d3 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Drawing.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
index 093b2012f441..74cb49595291 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -94,8 +94,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
index 4a8e487309f0..6d423bea015c 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -240,8 +240,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
index a187932be20f..5bd6b3166270 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -697,8 +697,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index ca7a8101de84..c10e5ccee004 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
index 770e6ad63b43..ddeebaa52e17 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/File.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 75bbe75be272..d90772377b69 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
index bd37a750c9bf..c0fff6bbf2db 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Foo.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 4a094bf97111..b0493a92bcf0 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
index bef08805190b..a2a69a9962fb 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -655,17 +655,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
index 6c8a59e807fc..a7cbc18c15ad 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Fruit.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
index 1f75be50f94b..c380cb4e7380 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
index 9627f7598d52..2dff0e74d24c 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -112,8 +112,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 2a787a59db6d..831bc16de8c2 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -94,8 +94,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index ede2be85a3dc..716fb2ec240c 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -149,8 +149,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 9c8ff6d92b6f..78c8b2222aa8 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index df5fac5540b5..d936a509fa55 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
index 4ed30272f872..0af9622c0f0c 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/List.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index 281084bc4a5a..0b811f15795c 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
index fe273665e2c2..d1d188beed58 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Mammal.cs
@@ -122,8 +122,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
index 63057540d6ae..57ff0614c54e 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MapTest.cs
@@ -206,8 +206,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 356c4e4f2ecb..93d9cddbe354 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 2ab12aca41df..230475ed0347 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -145,8 +145,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
index 9d35e8952a3d..2f853d145282 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 8ea30fde6f80..2329f84f1e47 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index 07b42ca23c89..da7a9e873433 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -147,12 +147,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
index 9daad48ac636..3ee3e91634c4 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
index dec2398fdb7a..8ed7851b3215 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
index 57fcd205e238..bac5b01c0825 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
index 4b30453bff93..56ab59544304 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Name.cs
@@ -174,8 +174,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 212b80559b9f..8f71e4492518 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
index 29d28ec3fe1f..b24440849590 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -268,17 +268,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index d8f08bda7e3b..316f63feb3c1 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -93,8 +93,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
index 25248c75ffaf..73a0c1ae69f6 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
index ebcd84e339b1..46933a2fbf95 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 9ca2454087c3..3602dfda1310 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
index 269f97ae4fd3..4a46f52ead3a 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
index e2122376c4eb..471448331e54 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Order.cs
@@ -255,12 +255,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
index 5971c2e17137..0c0d0abd343f 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
index b7c98ce645cb..3cac06dda885 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -60,8 +60,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
index f293b149d1e5..98816089236f 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pet.cs
@@ -241,8 +241,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
index 57c4f9a91217..79cd4464614f 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Pig.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index 9e1aaafe221e..d3e959b95a67 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -127,8 +127,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
index 8e308392490d..d85d3db975a2 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 3d15636fda9a..63195ad709ae 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index ba28de8cd9f5..b411dc6e9d33 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
index 2da0cf88c16f..1fbed7b85f21 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1708,47 +1708,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
index 966694b51fc2..02d0d8c34c20 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Result.cs
@@ -127,8 +127,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
index 99b0b0e5dba7..6ac928d7c6b8 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Return.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 7c8c3e101304..9c544ea876ee 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index 4c74404a682e..b1122b96b779 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 6ce8c2b68a1b..6e5cff7d75a8 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
index 71620d915bbb..8aa2ca63d12b 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Shape.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 3070f52be3ac..94079e588b26 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 37b5fddee5e3..4369140e5e62 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index 61ff978f3c24..794c35454611 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -94,8 +94,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 1a1f7b635e25..1e1b860dedd7 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
index b738912d4c08..df7dabd4bbb6 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Tag.cs
@@ -108,8 +108,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index 998e1c432f20..b42fcd243ecc 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 3edf20ab42ee..5e985a42157a 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
index 538b8c90d98f..dc9d2973ebc0 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -169,8 +169,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index 97146f4f3d35..9c65047ab818 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -92,8 +92,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
index 11461549854b..00fa554bc25e 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TestResult.cs
@@ -126,8 +126,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
index 5c2490410259..ba8a8435d5c7 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Triangle.cs
@@ -122,8 +122,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
index a2ef4da28f5a..78caa9c95ad1 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -85,8 +85,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
index 8b3d616127fe..01aeeb13e1de 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/User.cs
@@ -273,8 +273,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
index 8711b13d8742..89658a5314c9 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Whale.cs
@@ -117,8 +117,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
index c736cc2a360d..81b4373f459a 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/Zebra.cs
@@ -181,8 +181,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index fb00a6c38e90..9ac00ba18d77 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -158,8 +158,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs b/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
index aec5f0281cd6..7027a58c996a 100644
--- a/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
+++ b/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Model/NowGet200Response.cs
@@ -99,17 +99,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NowGet200Response" />
     /// </summary>
-    public class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
+    public partial class NowGet200ResponseJsonConverter : JsonConverter<NowGet200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NowGet200ResponseJsonConverter" /> class.
+        /// </summary>
+        public NowGet200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Now
         /// </summary>
-        public static string NowFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NowFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize Today
         /// </summary>
-        public static string TodayFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string TodayFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="NowGet200Response" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Activity.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Activity.cs
index c6919ac37cf6..bf0ea857b8b2 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Activity.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Activity.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Activity" />
     /// </summary>
-    public class ActivityJsonConverter : JsonConverter<Activity>
+    public partial class ActivityJsonConverter : JsonConverter<Activity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityJsonConverter" /> class.
+        /// </summary>
+        public ActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Activity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
index 78cbd0b330d8..3eaef3fdb68a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ActivityOutputElementRepresentation.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ActivityOutputElementRepresentation" />
     /// </summary>
-    public class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
+    public partial class ActivityOutputElementRepresentationJsonConverter : JsonConverter<ActivityOutputElementRepresentation>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityOutputElementRepresentationJsonConverter" /> class.
+        /// </summary>
+        public ActivityOutputElementRepresentationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ActivityOutputElementRepresentation" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
index 7b1f22a3f695..e2bc7e5c95e3 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AdditionalPropertiesClass.cs
@@ -202,8 +202,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AdditionalPropertiesClass" />
     /// </summary>
-    public class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
+    public partial class AdditionalPropertiesClassJsonConverter : JsonConverter<AdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public AdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AdditionalPropertiesClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Animal.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Animal.cs
index ce38f4cef730..6b2c354e9d0c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Animal.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Animal.cs
@@ -107,8 +107,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Animal" />
     /// </summary>
-    public class AnimalJsonConverter : JsonConverter<Animal>
+    public partial class AnimalJsonConverter : JsonConverter<Animal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AnimalJsonConverter" /> class.
+        /// </summary>
+        public AnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Animal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
index e6fdc4fb07f1..a3bb92ba8e56 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ApiResponse.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ApiResponse" />
     /// </summary>
-    public class ApiResponseJsonConverter : JsonConverter<ApiResponse>
+    public partial class ApiResponseJsonConverter : JsonConverter<ApiResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ApiResponseJsonConverter" /> class.
+        /// </summary>
+        public ApiResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ApiResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Apple.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Apple.cs
index 990bd8d17acb..c0b3b74eccb6 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Apple.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Apple.cs
@@ -151,8 +151,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Apple" />
     /// </summary>
-    public class AppleJsonConverter : JsonConverter<Apple>
+    public partial class AppleJsonConverter : JsonConverter<Apple>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleJsonConverter" /> class.
+        /// </summary>
+        public AppleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Apple" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
index 14a48152dda2..b1a035bf1427 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/AppleReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="AppleReq" />
     /// </summary>
-    public class AppleReqJsonConverter : JsonConverter<AppleReq>
+    public partial class AppleReqJsonConverter : JsonConverter<AppleReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AppleReqJsonConverter" /> class.
+        /// </summary>
+        public AppleReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="AppleReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
index 2c01bb986fc9..8d4e9cf9a280 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
+    public partial class ArrayOfArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
index 0ba7a1e496b1..61678ca8a262 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayOfNumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayOfNumberOnly" />
     /// </summary>
-    public class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
+    public partial class ArrayOfNumberOnlyJsonConverter : JsonConverter<ArrayOfNumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayOfNumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public ArrayOfNumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayOfNumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
index 81e3c7c83f82..5ca882e055d9 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ArrayTest.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ArrayTest" />
     /// </summary>
-    public class ArrayTestJsonConverter : JsonConverter<ArrayTest>
+    public partial class ArrayTestJsonConverter : JsonConverter<ArrayTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ArrayTestJsonConverter" /> class.
+        /// </summary>
+        public ArrayTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ArrayTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Banana.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Banana.cs
index 90966bbb326e..6e96c0db4a48 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Banana.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Banana.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Banana" />
     /// </summary>
-    public class BananaJsonConverter : JsonConverter<Banana>
+    public partial class BananaJsonConverter : JsonConverter<Banana>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaJsonConverter" /> class.
+        /// </summary>
+        public BananaJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Banana" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
index ec58edf3bfb9..6e639dde3a6c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BananaReq.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BananaReq" />
     /// </summary>
-    public class BananaReqJsonConverter : JsonConverter<BananaReq>
+    public partial class BananaReqJsonConverter : JsonConverter<BananaReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BananaReqJsonConverter" /> class.
+        /// </summary>
+        public BananaReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BananaReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
index 9938d89e008d..d8187db4ad9f 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/BasquePig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="BasquePig" />
     /// </summary>
-    public class BasquePigJsonConverter : JsonConverter<BasquePig>
+    public partial class BasquePigJsonConverter : JsonConverter<BasquePig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BasquePigJsonConverter" /> class.
+        /// </summary>
+        public BasquePigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="BasquePig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
index 6f593640eb2d..1734a7d71bbe 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Capitalization.cs
@@ -170,8 +170,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Capitalization" />
     /// </summary>
-    public class CapitalizationJsonConverter : JsonConverter<Capitalization>
+    public partial class CapitalizationJsonConverter : JsonConverter<Capitalization>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CapitalizationJsonConverter" /> class.
+        /// </summary>
+        public CapitalizationJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Capitalization" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Cat.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Cat.cs
index b7d785142b83..07d7a0a7ce17 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Cat.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Cat.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Cat" />
     /// </summary>
-    public class CatJsonConverter : JsonConverter<Cat>
+    public partial class CatJsonConverter : JsonConverter<Cat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CatJsonConverter" /> class.
+        /// </summary>
+        public CatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Cat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Category.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Category.cs
index f3cc4777b9d3..ee17225920da 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Category.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Category.cs
@@ -98,8 +98,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Category" />
     /// </summary>
-    public class CategoryJsonConverter : JsonConverter<Category>
+    public partial class CategoryJsonConverter : JsonConverter<Category>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CategoryJsonConverter" /> class.
+        /// </summary>
+        public CategoryJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Category" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
index 147a228c8950..0e3bb3c8db2d 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ChildCat.cs
@@ -133,8 +133,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ChildCat" />
     /// </summary>
-    public class ChildCatJsonConverter : JsonConverter<ChildCat>
+    public partial class ChildCatJsonConverter : JsonConverter<ChildCat>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChildCatJsonConverter" /> class.
+        /// </summary>
+        public ChildCatJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ChildCat" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
index 1e7364181d3d..55e14e4e7e7d 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ClassModel.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ClassModel" />
     /// </summary>
-    public class ClassModelJsonConverter : JsonConverter<ClassModel>
+    public partial class ClassModelJsonConverter : JsonConverter<ClassModel>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ClassModelJsonConverter" /> class.
+        /// </summary>
+        public ClassModelJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ClassModel" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
index 3023a45610e4..675cea7e9800 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ComplexQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ComplexQuadrilateral" />
     /// </summary>
-    public class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
+    public partial class ComplexQuadrilateralJsonConverter : JsonConverter<ComplexQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ComplexQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public ComplexQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ComplexQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
index ad5599ac0126..abd542815ebb 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/CopyActivity.cs
@@ -126,8 +126,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="CopyActivity" />
     /// </summary>
-    public class CopyActivityJsonConverter : JsonConverter<CopyActivity>
+    public partial class CopyActivityJsonConverter : JsonConverter<CopyActivity>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CopyActivityJsonConverter" /> class.
+        /// </summary>
+        public CopyActivityJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="CopyActivity" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
index 14b2ed3b153f..e1321fb84673 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DanishPig.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DanishPig" />
     /// </summary>
-    public class DanishPigJsonConverter : JsonConverter<DanishPig>
+    public partial class DanishPigJsonConverter : JsonConverter<DanishPig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DanishPigJsonConverter" /> class.
+        /// </summary>
+        public DanishPigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DanishPig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
index c84d556d4b1c..12f63bed52c3 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DateOnlyClass.cs
@@ -90,12 +90,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DateOnlyClass" />
     /// </summary>
-    public class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
+    public partial class DateOnlyClassJsonConverter : JsonConverter<DateOnlyClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DateOnlyClassJsonConverter" /> class.
+        /// </summary>
+        public DateOnlyClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateOnlyProperty
         /// </summary>
-        public static string DateOnlyPropertyFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateOnlyPropertyFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// Deserializes json to <see cref="DateOnlyClass" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
index d9f800beabd2..cea3eed9a750 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/DeprecatedObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="DeprecatedObject" />
     /// </summary>
-    public class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
+    public partial class DeprecatedObjectJsonConverter : JsonConverter<DeprecatedObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeprecatedObjectJsonConverter" /> class.
+        /// </summary>
+        public DeprecatedObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="DeprecatedObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
index 78e8ee587c11..c06bc34c128a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant1.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant1" />
     /// </summary>
-    public class Descendant1JsonConverter : JsonConverter<Descendant1>
+    public partial class Descendant1JsonConverter : JsonConverter<Descendant1>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant1JsonConverter" /> class.
+        /// </summary>
+        public Descendant1JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant1" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
index a9859338c4ba..843b92bf292a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Descendant2.cs
@@ -67,8 +67,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Descendant2" />
     /// </summary>
-    public class Descendant2JsonConverter : JsonConverter<Descendant2>
+    public partial class Descendant2JsonConverter : JsonConverter<Descendant2>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Descendant2JsonConverter" /> class.
+        /// </summary>
+        public Descendant2JsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Descendant2" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Dog.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Dog.cs
index 4164f84fe4d6..ea0b4d3071f1 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Dog.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Dog.cs
@@ -74,8 +74,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="Dog" />
     /// </summary>
-    public class DogJsonConverter : JsonConverter<Dog>
+    public partial class DogJsonConverter : JsonConverter<Dog>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DogJsonConverter" /> class.
+        /// </summary>
+        public DogJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Dog" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Drawing.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
index 96904b590ba7..0c6925ca0e37 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Drawing.cs
@@ -137,8 +137,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Drawing" />
     /// </summary>
-    public class DrawingJsonConverter : JsonConverter<Drawing>
+    public partial class DrawingJsonConverter : JsonConverter<Drawing>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DrawingJsonConverter" /> class.
+        /// </summary>
+        public DrawingJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Drawing" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
index 6ad9d8ea3a34..c7187fd04841 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EntityBase.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="EntityBase" />
     /// </summary>
-    public class EntityBaseJsonConverter : JsonConverter<EntityBase>
+    public partial class EntityBaseJsonConverter : JsonConverter<EntityBase>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EntityBaseJsonConverter" /> class.
+        /// </summary>
+        public EntityBaseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EntityBase" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
index e285c7523d4c..bfa3116c544d 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumArrays.cs
@@ -237,8 +237,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumArrays" />
     /// </summary>
-    public class EnumArraysJsonConverter : JsonConverter<EnumArrays>
+    public partial class EnumArraysJsonConverter : JsonConverter<EnumArrays>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumArraysJsonConverter" /> class.
+        /// </summary>
+        public EnumArraysJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumArrays" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
index f404d6065a29..b24a66b5bbe4 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EnumTest.cs
@@ -694,8 +694,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EnumTest" />
     /// </summary>
-    public class EnumTestJsonConverter : JsonConverter<EnumTest>
+    public partial class EnumTestJsonConverter : JsonConverter<EnumTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EnumTestJsonConverter" /> class.
+        /// </summary>
+        public EnumTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EnumTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
index d65c7740e5e8..a7ae4b88717c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/EquilateralTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="EquilateralTriangle" />
     /// </summary>
-    public class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
+    public partial class EquilateralTriangleJsonConverter : JsonConverter<EquilateralTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="EquilateralTriangleJsonConverter" /> class.
+        /// </summary>
+        public EquilateralTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="EquilateralTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/File.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/File.cs
index 93d21794aad5..ee5463fb46f9 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/File.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/File.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="File" />
     /// </summary>
-    public class FileJsonConverter : JsonConverter<File>
+    public partial class FileJsonConverter : JsonConverter<File>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileJsonConverter" /> class.
+        /// </summary>
+        public FileJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="File" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
index 6e250993445c..e129b109115f 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FileSchemaTestClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FileSchemaTestClass" />
     /// </summary>
-    public class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
+    public partial class FileSchemaTestClassJsonConverter : JsonConverter<FileSchemaTestClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FileSchemaTestClassJsonConverter" /> class.
+        /// </summary>
+        public FileSchemaTestClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FileSchemaTestClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Foo.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Foo.cs
index e8084ae32149..77a9cd5f82b8 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Foo.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Foo.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Foo" />
     /// </summary>
-    public class FooJsonConverter : JsonConverter<Foo>
+    public partial class FooJsonConverter : JsonConverter<Foo>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooJsonConverter" /> class.
+        /// </summary>
+        public FooJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Foo" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
index 01eef946bfc7..73a4dbbcaf22 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FooGetDefaultResponse.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FooGetDefaultResponse" />
     /// </summary>
-    public class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
+    public partial class FooGetDefaultResponseJsonConverter : JsonConverter<FooGetDefaultResponse>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FooGetDefaultResponseJsonConverter" /> class.
+        /// </summary>
+        public FooGetDefaultResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FooGetDefaultResponse" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
index a539802f3140..3156ed4239ce 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FormatTest.cs
@@ -652,17 +652,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FormatTest" />
     /// </summary>
-    public class FormatTestJsonConverter : JsonConverter<FormatTest>
+    public partial class FormatTestJsonConverter : JsonConverter<FormatTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FormatTestJsonConverter" /> class.
+        /// </summary>
+        public FormatTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize Date
         /// </summary>
-        public static string DateFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DateFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="FormatTest" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Fruit.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
index 05d7005b3c4b..9ccae79d5cf1 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Fruit.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Fruit" />
     /// </summary>
-    public class FruitJsonConverter : JsonConverter<Fruit>
+    public partial class FruitJsonConverter : JsonConverter<Fruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitJsonConverter" /> class.
+        /// </summary>
+        public FruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Fruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
index 1e72875d4d32..c95c5cf09151 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/FruitReq.cs
@@ -87,8 +87,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="FruitReq" />
     /// </summary>
-    public class FruitReqJsonConverter : JsonConverter<FruitReq>
+    public partial class FruitReqJsonConverter : JsonConverter<FruitReq>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="FruitReqJsonConverter" /> class.
+        /// </summary>
+        public FruitReqJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="FruitReq" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
index bb202258e403..6d9269ff3873 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GmFruit.cs
@@ -109,8 +109,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="GmFruit" />
     /// </summary>
-    public class GmFruitJsonConverter : JsonConverter<GmFruit>
+    public partial class GmFruitJsonConverter : JsonConverter<GmFruit>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GmFruitJsonConverter" /> class.
+        /// </summary>
+        public GmFruitJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GmFruit" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
index 78b741ac8c69..98b7ec6c5479 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/GrandparentAnimal.cs
@@ -91,8 +91,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="GrandparentAnimal" />
     /// </summary>
-    public class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
+    public partial class GrandparentAnimalJsonConverter : JsonConverter<GrandparentAnimal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="GrandparentAnimalJsonConverter" /> class.
+        /// </summary>
+        public GrandparentAnimalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="GrandparentAnimal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
index 64130e7cfbf5..af770d67c662 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HasOnlyReadOnly.cs
@@ -146,8 +146,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HasOnlyReadOnly" />
     /// </summary>
-    public class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
+    public partial class HasOnlyReadOnlyJsonConverter : JsonConverter<HasOnlyReadOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HasOnlyReadOnlyJsonConverter" /> class.
+        /// </summary>
+        public HasOnlyReadOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HasOnlyReadOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
index 641c18e39ec0..51b2a710bcc6 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/HealthCheckResult.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="HealthCheckResult" />
     /// </summary>
-    public class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
+    public partial class HealthCheckResultJsonConverter : JsonConverter<HealthCheckResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="HealthCheckResultJsonConverter" /> class.
+        /// </summary>
+        public HealthCheckResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="HealthCheckResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
index cce859524111..f48f46edb14a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/IsoscelesTriangle.cs
@@ -84,8 +84,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="IsoscelesTriangle" />
     /// </summary>
-    public class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
+    public partial class IsoscelesTriangleJsonConverter : JsonConverter<IsoscelesTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="IsoscelesTriangleJsonConverter" /> class.
+        /// </summary>
+        public IsoscelesTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="IsoscelesTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/List.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/List.cs
index f3fac3c39845..43d2716ec68c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/List.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/List.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="List" />
     /// </summary>
-    public class ListJsonConverter : JsonConverter<List>
+    public partial class ListJsonConverter : JsonConverter<List>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ListJsonConverter" /> class.
+        /// </summary>
+        public ListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="List" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
index b34577b8a881..8be2841ce1c9 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/LiteralStringClass.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="LiteralStringClass" />
     /// </summary>
-    public class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
+    public partial class LiteralStringClassJsonConverter : JsonConverter<LiteralStringClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LiteralStringClassJsonConverter" /> class.
+        /// </summary>
+        public LiteralStringClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="LiteralStringClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Mammal.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
index 267ac8769d31..2193d4d7e46a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Mammal.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Mammal" />
     /// </summary>
-    public class MammalJsonConverter : JsonConverter<Mammal>
+    public partial class MammalJsonConverter : JsonConverter<Mammal>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MammalJsonConverter" /> class.
+        /// </summary>
+        public MammalJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Mammal" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MapTest.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
index 6f322da6a9bf..21cad314eb1d 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MapTest.cs
@@ -203,8 +203,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MapTest" />
     /// </summary>
-    public class MapTestJsonConverter : JsonConverter<MapTest>
+    public partial class MapTestJsonConverter : JsonConverter<MapTest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MapTestJsonConverter" /> class.
+        /// </summary>
+        public MapTestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MapTest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
index 10106b8319fc..0c8cceae99d0 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOf" />
     /// </summary>
-    public class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
+    public partial class MixedAnyOfJsonConverter : JsonConverter<MixedAnyOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
index 7ba77aca7c17..8b969a45ff95 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedAnyOfContent.cs
@@ -142,8 +142,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedAnyOfContent" />
     /// </summary>
-    public class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
+    public partial class MixedAnyOfContentJsonConverter : JsonConverter<MixedAnyOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedAnyOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedAnyOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedAnyOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
index c6b1b0d35eb2..a9e0341e6431 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOf.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOf" />
     /// </summary>
-    public class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
+    public partial class MixedOneOfJsonConverter : JsonConverter<MixedOneOf>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOf" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
index 4cb69dae28cd..fcf3e8586aa8 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedOneOfContent.cs
@@ -139,8 +139,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedOneOfContent" />
     /// </summary>
-    public class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
+    public partial class MixedOneOfContentJsonConverter : JsonConverter<MixedOneOfContent>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedOneOfContentJsonConverter" /> class.
+        /// </summary>
+        public MixedOneOfContentJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedOneOfContent" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
index fef0ec49b984..3229c397c986 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedPropertiesAndAdditionalPropertiesClass.cs
@@ -144,12 +144,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
     /// </summary>
-    public class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
+    public partial class MixedPropertiesAndAdditionalPropertiesClassJsonConverter : JsonConverter<MixedPropertiesAndAdditionalPropertiesClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedPropertiesAndAdditionalPropertiesClassJsonConverter" /> class.
+        /// </summary>
+        public MixedPropertiesAndAdditionalPropertiesClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateTime
         /// </summary>
-        public static string DateTimeFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DateTimeFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="MixedPropertiesAndAdditionalPropertiesClass" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
index 3f2b6cb145f3..d89d53fe55c9 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/MixedSubId.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="MixedSubId" />
     /// </summary>
-    public class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
+    public partial class MixedSubIdJsonConverter : JsonConverter<MixedSubId>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MixedSubIdJsonConverter" /> class.
+        /// </summary>
+        public MixedSubIdJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="MixedSubId" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
index 30dd8c4a1186..aac8654e884b 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Model200Response.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Model200Response" />
     /// </summary>
-    public class Model200ResponseJsonConverter : JsonConverter<Model200Response>
+    public partial class Model200ResponseJsonConverter : JsonConverter<Model200Response>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Model200ResponseJsonConverter" /> class.
+        /// </summary>
+        public Model200ResponseJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Model200Response" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
index ddc0cae59e93..90ac80d193a6 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ModelClient.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ModelClient" />
     /// </summary>
-    public class ModelClientJsonConverter : JsonConverter<ModelClient>
+    public partial class ModelClientJsonConverter : JsonConverter<ModelClient>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ModelClientJsonConverter" /> class.
+        /// </summary>
+        public ModelClientJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ModelClient" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Name.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Name.cs
index d8a8dca64fc4..b487237e70e3 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Name.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Name.cs
@@ -171,8 +171,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Name" />
     /// </summary>
-    public class NameJsonConverter : JsonConverter<Name>
+    public partial class NameJsonConverter : JsonConverter<Name>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NameJsonConverter" /> class.
+        /// </summary>
+        public NameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Name" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
index 9da492190051..173109b5fa48 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NotificationtestGetElementsV1ResponseMPayload.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NotificationtestGetElementsV1ResponseMPayload" />
     /// </summary>
-    public class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
+    public partial class NotificationtestGetElementsV1ResponseMPayloadJsonConverter : JsonConverter<NotificationtestGetElementsV1ResponseMPayload>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationtestGetElementsV1ResponseMPayloadJsonConverter" /> class.
+        /// </summary>
+        public NotificationtestGetElementsV1ResponseMPayloadJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NotificationtestGetElementsV1ResponseMPayload" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
index 924e9bc89069..1e08ccc57034 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableClass.cs
@@ -265,17 +265,27 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableClass" />
     /// </summary>
-    public class NullableClassJsonConverter : JsonConverter<NullableClass>
+    public partial class NullableClassJsonConverter : JsonConverter<NullableClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableClassJsonConverter" /> class.
+        /// </summary>
+        public NullableClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize DateProp
         /// </summary>
-        public static string DatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string DatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize DatetimeProp
         /// </summary>
-        public static string DatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string DatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="NullableClass" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
index a3a4b6e125de..b3f079055bad 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableGuidClass.cs
@@ -90,8 +90,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NullableGuidClass" />
     /// </summary>
-    public class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
+    public partial class NullableGuidClassJsonConverter : JsonConverter<NullableGuidClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableGuidClassJsonConverter" /> class.
+        /// </summary>
+        public NullableGuidClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableGuidClass" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
index 9a93cb734e9c..1a383879da34 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NullableShape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="NullableShape" />
     /// </summary>
-    public class NullableShapeJsonConverter : JsonConverter<NullableShape>
+    public partial class NullableShapeJsonConverter : JsonConverter<NullableShape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NullableShapeJsonConverter" /> class.
+        /// </summary>
+        public NullableShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NullableShape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
index 061bb350661d..1a88e07e0def 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/NumberOnly.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="NumberOnly" />
     /// </summary>
-    public class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
+    public partial class NumberOnlyJsonConverter : JsonConverter<NumberOnly>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NumberOnlyJsonConverter" /> class.
+        /// </summary>
+        public NumberOnlyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="NumberOnly" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
index 867ab1d74025..047b1dcde4d2 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ObjectWithDeprecatedFields.cs
@@ -140,8 +140,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ObjectWithDeprecatedFields" />
     /// </summary>
-    public class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
+    public partial class ObjectWithDeprecatedFieldsJsonConverter : JsonConverter<ObjectWithDeprecatedFields>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ObjectWithDeprecatedFieldsJsonConverter" /> class.
+        /// </summary>
+        public ObjectWithDeprecatedFieldsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ObjectWithDeprecatedFields" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
index c89963f55a36..af0ceaa278b0 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OneOfString.cs
@@ -79,8 +79,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OneOfString" />
     /// </summary>
-    public class OneOfStringJsonConverter : JsonConverter<OneOfString>
+    public partial class OneOfStringJsonConverter : JsonConverter<OneOfString>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OneOfStringJsonConverter" /> class.
+        /// </summary>
+        public OneOfStringJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OneOfString" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Order.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Order.cs
index 4f5761ccd789..371ad4852ccc 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Order.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Order.cs
@@ -252,12 +252,22 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Order" />
     /// </summary>
-    public class OrderJsonConverter : JsonConverter<Order>
+    public partial class OrderJsonConverter : JsonConverter<Order>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OrderJsonConverter" /> class.
+        /// </summary>
+        public OrderJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize ShipDate
         /// </summary>
-        public static string ShipDateFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string ShipDateFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="Order" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
index d02f8c96ae2f..686d151558e0 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/OuterComposite.cs
@@ -121,8 +121,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="OuterComposite" />
     /// </summary>
-    public class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
+    public partial class OuterCompositeJsonConverter : JsonConverter<OuterComposite>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OuterCompositeJsonConverter" /> class.
+        /// </summary>
+        public OuterCompositeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="OuterComposite" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
index e69a7e25caa5..f268a60b3dcd 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ParentPet.cs
@@ -57,8 +57,18 @@ public override string ToString()
     /// <summary>
     /// A Json converter for type <see cref="ParentPet" />
     /// </summary>
-    public class ParentPetJsonConverter : JsonConverter<ParentPet>
+    public partial class ParentPetJsonConverter : JsonConverter<ParentPet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ParentPetJsonConverter" /> class.
+        /// </summary>
+        public ParentPetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ParentPet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pet.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pet.cs
index 788584e35833..97760fedabd9 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pet.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pet.cs
@@ -238,8 +238,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Pet" />
     /// </summary>
-    public class PetJsonConverter : JsonConverter<Pet>
+    public partial class PetJsonConverter : JsonConverter<Pet>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PetJsonConverter" /> class.
+        /// </summary>
+        public PetJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pet" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pig.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pig.cs
index b6f300c94400..4d88911a2bdc 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pig.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Pig.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Pig" />
     /// </summary>
-    public class PigJsonConverter : JsonConverter<Pig>
+    public partial class PigJsonConverter : JsonConverter<Pig>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PigJsonConverter" /> class.
+        /// </summary>
+        public PigJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Pig" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
index ddea47edf40c..befe6e02ec3a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/PolymorphicProperty.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="PolymorphicProperty" />
     /// </summary>
-    public class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
+    public partial class PolymorphicPropertyJsonConverter : JsonConverter<PolymorphicProperty>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PolymorphicPropertyJsonConverter" /> class.
+        /// </summary>
+        public PolymorphicPropertyJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="PolymorphicProperty" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
index e8a2e2439975..52b319e4191e 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Quadrilateral.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Quadrilateral" />
     /// </summary>
-    public class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
+    public partial class QuadrilateralJsonConverter : JsonConverter<Quadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Quadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
index 519ed66393ca..8a448cd3387c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/QuadrilateralInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="QuadrilateralInterface" />
     /// </summary>
-    public class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
+    public partial class QuadrilateralInterfaceJsonConverter : JsonConverter<QuadrilateralInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuadrilateralInterfaceJsonConverter" /> class.
+        /// </summary>
+        public QuadrilateralInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="QuadrilateralInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
index 3134d1d7c1d7..42af39d72901 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ReadOnlyFirst.cs
@@ -143,8 +143,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ReadOnlyFirst" />
     /// </summary>
-    public class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
+    public partial class ReadOnlyFirstJsonConverter : JsonConverter<ReadOnlyFirst>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReadOnlyFirstJsonConverter" /> class.
+        /// </summary>
+        public ReadOnlyFirstJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ReadOnlyFirst" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
index 2667f2de331b..5809f017b63c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RequiredClass.cs
@@ -1705,47 +1705,57 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RequiredClass" />
     /// </summary>
-    public class RequiredClassJsonConverter : JsonConverter<RequiredClass>
+    public partial class RequiredClassJsonConverter : JsonConverter<RequiredClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequiredClassJsonConverter" /> class.
+        /// </summary>
+        public RequiredClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// The format to use to serialize RequiredNotNullableDateProp
         /// </summary>
-        public static string RequiredNotNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNotNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNotnullableDatetimeProp
         /// </summary>
-        public static string RequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNotnullableDateProp
         /// </summary>
-        public static string NotRequiredNotnullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNotnullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotRequiredNullableDateProp
         /// </summary>
-        public static string NotRequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string NotRequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNotnullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNotnullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNotnullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize NotrequiredNullableDatetimeProp
         /// </summary>
-        public static string NotrequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string NotrequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDateProp
         /// </summary>
-        public static string RequiredNullableDatePropFormat { get; set; } = "yyyy'-'MM'-'dd";
+        public string RequiredNullableDatePropFormat { get; private set; } = "yyyy'-'MM'-'dd";
 
         /// <summary>
         /// The format to use to serialize RequiredNullableDatetimeProp
         /// </summary>
-        public static string RequiredNullableDatetimePropFormat { get; set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
+        public string RequiredNullableDatetimePropFormat { get; private set; } = "yyyy'-'MM'-'dd'T'HH':'mm':'ss'.'fffffffK";
 
         /// <summary>
         /// Deserializes json to <see cref="RequiredClass" />
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Result.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Result.cs
index bc7b3d97d94c..dd616a09ce41 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Result.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Result.cs
@@ -124,8 +124,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Result" />
     /// </summary>
-    public class ResultJsonConverter : JsonConverter<Result>
+    public partial class ResultJsonConverter : JsonConverter<Result>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ResultJsonConverter" /> class.
+        /// </summary>
+        public ResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Result" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Return.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Return.cs
index 6f5a0a005d23..cabc503d20d8 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Return.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Return.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Return" />
     /// </summary>
-    public class ReturnJsonConverter : JsonConverter<Return>
+    public partial class ReturnJsonConverter : JsonConverter<Return>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ReturnJsonConverter" /> class.
+        /// </summary>
+        public ReturnJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Return" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
index 23e1b6c722f2..b074a36ee24f 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHash.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHash" />
     /// </summary>
-    public class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
+    public partial class RolesReportsHashJsonConverter : JsonConverter<RolesReportsHash>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHash" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
index e7822a579340..3018f5c27f8f 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/RolesReportsHashRole.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="RolesReportsHashRole" />
     /// </summary>
-    public class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
+    public partial class RolesReportsHashRoleJsonConverter : JsonConverter<RolesReportsHashRole>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RolesReportsHashRoleJsonConverter" /> class.
+        /// </summary>
+        public RolesReportsHashRoleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="RolesReportsHashRole" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
index 5c960eb54744..90e3ddf5efa3 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ScaleneTriangle.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ScaleneTriangle" />
     /// </summary>
-    public class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
+    public partial class ScaleneTriangleJsonConverter : JsonConverter<ScaleneTriangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ScaleneTriangleJsonConverter" /> class.
+        /// </summary>
+        public ScaleneTriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ScaleneTriangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Shape.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Shape.cs
index c651ac7d2454..0b89b0573666 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Shape.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Shape.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Shape" />
     /// </summary>
-    public class ShapeJsonConverter : JsonConverter<Shape>
+    public partial class ShapeJsonConverter : JsonConverter<Shape>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeJsonConverter" /> class.
+        /// </summary>
+        public ShapeJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Shape" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
index 37db5df64908..a1070f6b741a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ShapeInterface" />
     /// </summary>
-    public class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
+    public partial class ShapeInterfaceJsonConverter : JsonConverter<ShapeInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeInterfaceJsonConverter" /> class.
+        /// </summary>
+        public ShapeInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
index 1f0b22030070..d4922edf7589 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ShapeOrNull.cs
@@ -104,8 +104,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="ShapeOrNull" />
     /// </summary>
-    public class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
+    public partial class ShapeOrNullJsonConverter : JsonConverter<ShapeOrNull>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ShapeOrNullJsonConverter" /> class.
+        /// </summary>
+        public ShapeOrNullJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ShapeOrNull" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
index ffa68d1e75de..06867abbfabe 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SimpleQuadrilateral.cs
@@ -91,8 +91,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SimpleQuadrilateral" />
     /// </summary>
-    public class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
+    public partial class SimpleQuadrilateralJsonConverter : JsonConverter<SimpleQuadrilateral>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SimpleQuadrilateralJsonConverter" /> class.
+        /// </summary>
+        public SimpleQuadrilateralJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SimpleQuadrilateral" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
index 3ca1bd1badbf..07924a0aa49a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/SpecialModelName.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="SpecialModelName" />
     /// </summary>
-    public class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
+    public partial class SpecialModelNameJsonConverter : JsonConverter<SpecialModelName>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SpecialModelNameJsonConverter" /> class.
+        /// </summary>
+        public SpecialModelNameJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="SpecialModelName" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Tag.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Tag.cs
index fa2a11bd1212..9512c15160f5 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Tag.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Tag.cs
@@ -105,8 +105,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Tag" />
     /// </summary>
-    public class TagJsonConverter : JsonConverter<Tag>
+    public partial class TagJsonConverter : JsonConverter<Tag>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TagJsonConverter" /> class.
+        /// </summary>
+        public TagJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Tag" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
index f7f17f6aab68..3a19c8ecaffb 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordList.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordList" />
     /// </summary>
-    public class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
+    public partial class TestCollectionEndingWithWordListJsonConverter : JsonConverter<TestCollectionEndingWithWordList>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordList" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
index 7426a4594e48..a5b3a7caf550 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestCollectionEndingWithWordListObject.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestCollectionEndingWithWordListObject" />
     /// </summary>
-    public class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
+    public partial class TestCollectionEndingWithWordListObjectJsonConverter : JsonConverter<TestCollectionEndingWithWordListObject>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestCollectionEndingWithWordListObjectJsonConverter" /> class.
+        /// </summary>
+        public TestCollectionEndingWithWordListObjectJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestCollectionEndingWithWordListObject" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
index 36c7ef1ca217..6ec14fd96b47 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestDescendants.cs
@@ -166,8 +166,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="TestDescendants" />
     /// </summary>
-    public class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
+    public partial class TestDescendantsJsonConverter : JsonConverter<TestDescendants>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestDescendantsJsonConverter" /> class.
+        /// </summary>
+        public TestDescendantsJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestDescendants" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
index efd567b280c3..a8630ed8db3c 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestInlineFreeformAdditionalPropertiesRequest.cs
@@ -89,8 +89,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
     /// </summary>
-    public class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
+    public partial class TestInlineFreeformAdditionalPropertiesRequestJsonConverter : JsonConverter<TestInlineFreeformAdditionalPropertiesRequest>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestInlineFreeformAdditionalPropertiesRequestJsonConverter" /> class.
+        /// </summary>
+        public TestInlineFreeformAdditionalPropertiesRequestJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestInlineFreeformAdditionalPropertiesRequest" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestResult.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
index 421bbc33ec1a..66a697cc5fe7 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TestResult.cs
@@ -123,8 +123,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TestResult" />
     /// </summary>
-    public class TestResultJsonConverter : JsonConverter<TestResult>
+    public partial class TestResultJsonConverter : JsonConverter<TestResult>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TestResultJsonConverter" /> class.
+        /// </summary>
+        public TestResultJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TestResult" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Triangle.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
index cf22051519ad..5e9eb7344b2a 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Triangle.cs
@@ -119,8 +119,18 @@ protected IEnumerable<ValidationResult> BaseValidate(ValidationContext validatio
     /// <summary>
     /// A Json converter for type <see cref="Triangle" />
     /// </summary>
-    public class TriangleJsonConverter : JsonConverter<Triangle>
+    public partial class TriangleJsonConverter : JsonConverter<Triangle>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleJsonConverter" /> class.
+        /// </summary>
+        public TriangleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Triangle" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
index 0f13b0e77451..4774a8af8087 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/TriangleInterface.cs
@@ -82,8 +82,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="TriangleInterface" />
     /// </summary>
-    public class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
+    public partial class TriangleInterfaceJsonConverter : JsonConverter<TriangleInterface>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="TriangleInterfaceJsonConverter" /> class.
+        /// </summary>
+        public TriangleInterfaceJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="TriangleInterface" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/User.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/User.cs
index 7807d2b09a17..f3ea6b22b2af 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/User.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/User.cs
@@ -270,8 +270,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="User" />
     /// </summary>
-    public class UserJsonConverter : JsonConverter<User>
+    public partial class UserJsonConverter : JsonConverter<User>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UserJsonConverter" /> class.
+        /// </summary>
+        public UserJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="User" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Whale.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Whale.cs
index 21e58212ba7b..08d6186ad435 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Whale.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Whale.cs
@@ -114,8 +114,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Whale" />
     /// </summary>
-    public class WhaleJsonConverter : JsonConverter<Whale>
+    public partial class WhaleJsonConverter : JsonConverter<Whale>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WhaleJsonConverter" /> class.
+        /// </summary>
+        public WhaleJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Whale" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Zebra.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
index ef8a3c49bf1f..b51c154c8fc4 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/Zebra.cs
@@ -178,8 +178,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="Zebra" />
     /// </summary>
-    public class ZebraJsonConverter : JsonConverter<Zebra>
+    public partial class ZebraJsonConverter : JsonConverter<Zebra>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZebraJsonConverter" /> class.
+        /// </summary>
+        public ZebraJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="Zebra" />
         /// </summary>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
index 827dbf234489..d1421f858355 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Model/ZeroBasedEnumClass.cs
@@ -155,8 +155,18 @@ IEnumerable<ValidationResult> IValidatableObject.Validate(ValidationContext vali
     /// <summary>
     /// A Json converter for type <see cref="ZeroBasedEnumClass" />
     /// </summary>
-    public class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
+    public partial class ZeroBasedEnumClassJsonConverter : JsonConverter<ZeroBasedEnumClass>
     {
+        partial void OnCreated();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ZeroBasedEnumClassJsonConverter" /> class.
+        /// </summary>
+        public ZeroBasedEnumClassJsonConverter()
+        {
+            OnCreated();
+        }
+
         /// <summary>
         /// Deserializes json to <see cref="ZeroBasedEnumClass" />
         /// </summary>