VALIDATE PASS PASS PASS FAIL FAIL FAIL USER REQUEST AUTH? API STRUCTURE? ERROR HANDLING? CODE GENERATION Auth Validation [ ] Token format valid [ ] Required scopes present [ ] Expiry checked API Structure [ ] Endpoint URL valid [ ] HTTP Method allowed [ ] Payload schema matches Error Handling [ ] Status codes mapped [ ] Retry logic defined [ ] Fallback procedures Initial payload from the client application. Verifies identity and access permissions. Ensures request matches the OpenAPI specification. Validates edge cases and failure modes. Outputs final executable code.