This file is the navigation entrypoint for product and design documentation.
The PRD content has been split into focused documents so each read is shorter and purpose-built.
- Product framing and roadmap: product/PRODUCT-PRD.md
- Technical architecture and contracts: ARCHITECTURE-SPEC.md
- Router contracts: contracts/router-contracts.md
- MVP product scope: product/MVP-PRD.md
- Router phase execution plan: product/ROUTER-PHASE-PLAN.md
- Codex CLI feasibility spike scope: product/CODEX-CLI-SPIKE-SCOPE.md
- Decision history: decision-log.md
- Replay and evaluation guide: REPLAY-GUIDE.md
Milestone 4 is complete and the repository now has a contract-backed explainability and outcome-attribution foundation.
Milestone 5 validation is underway with an advisory second-surface proof and cross-surface consistency checks.