api - Derive and validate feature interface contracts
Derives interface contracts from the data model, sequences, and acceptance criteria, then performs drift checks and reconciliation; generates event documentation for async flows.
Tags
Updated: 2026-10-02Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Derive interface contracts
- Determine contract form
- Generate API schemas
- Map sequence errors
- Generate event documentation
- Check contract drift
- Reconcile contract changes
- Refuse missing model
- Skip internal interfaces
Inputs
- Feature slug
- Data model document
- SAD sequence diagrams
- Feature specification
- Target surface declaration
- Size hint
- Architecture map
- Migration DDL
- ADR documents
- Context glossary
- Contract templates
- Existing contract
Outputs
- OpenAPI contract
- gRPC or repository IDL
- CLI contract
- Public API contract
- Events document
- API sync report
- Drift reconciliation update
- Skip note
- Refusal notice
Requirements
- Inherited model configuration