README.md

Marqeta (marqeta)

Marqeta is a modern card-issuing and embedded-finance platform. The Core API is a large RESTful surface covering cards, users, businesses, GPA orders, KYC/KYB, fee transfer, transactions, real-time decisioning, MCC groups, programs, and webhooks. The Diva (Digital Wallets, Tokenization, 3DS) API extends the Core API.

APIs.json: https://raw.githubusercontent.com/api-evangelist/marqeta/refs/heads/main/apis.yml

Tags

• FinTech
• BaaS
• Card Issuing
• Payments
• Embedded Finance

Timestamps

• Created: 2026-05-08
• Modified: 2026-05-08

APIs

Marqeta Core API

REST API for card issuing, user/business management, GPA funding, transactions, authorizations, real-time decisioning, KYC/KYB, MCC controls, programs, and webhooks. Customers operate within an isolated 'program' environment.

• Human URL: https://www.marqeta.com/docs/core-api
• Base URL: https://sandbox-api.marqeta.com/v3

Tags

• REST
• Card Issuing
• Payments

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Marqeta Diva API

REST API supplement for Digital Wallets (Apple Pay, Google Pay, Samsung Pay) tokenization, push provisioning, and 3-D Secure flows.

• Human URL: https://www.marqeta.com/docs/diva-api
• Base URL: https://sandbox-api.marqeta.com/v3

Tags

• REST
• Digital Wallet
• Tokenization
• 3DS

Properties

• Documentation
• OpenAPI — OpenAPI Specification
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Marqeta Webhooks

Outbound HTTP webhook delivery for card events, authorization requests, advice messages, transactions, and account events.

• Human URL: https://www.marqeta.com/docs/core-api/event-types
• Base URL: https://sandbox-api.marqeta.com/v3/webhooks

Tags

• Webhooks

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Marqeta Risk Controller / Real-Time Decisioning

Synchronous webhook-style HTTP endpoint customers expose for Marqeta to call during card authorization for approve/decline decisions.

• Human URL: https://www.marqeta.com/docs/core-api/real-time-decisioning
• Base URL: customer-hosted

Tags

• Webhooks
• RTD

Properties

• Documentation
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0
• Postman Collection — Postman Collection 2.1
• Open Collection — Open Collection 1.0

Common Properties

• GitHub Organization
• LinkedIn
• Website
• Plans
• Rate Limits
• Fin Ops

Maintainers

FN: Kin Lane Email: kin@apievangelist.com