overlay: 1.0.0 info: title: API Evangelist enhancements for Quadratic Developer API version: 1.0.0 x-provenance: generated: '2026-07-20' method: generated source: openapi/quadratic-openapi.json extends: openapi/quadratic-openapi.json note: Non-destructive overlay. The source spec ships no servers[]; the production base URL is confirmed live via GET /health returning {"status":"ok","version":"0.26.9"}. actions: - target: $ description: Add the production server URL (absent from the source spec). update: servers: - url: https://developer-api.quadratichq.com description: Quadratic Developer API production base URL (all /v1/* routes). - target: $.info description: Cross-link API Evangelist supplemental artifacts. update: x-apievangelist: authentication: authentication/quadratic-authentication.yml conventions: conventions/quadratic-conventions.yml errors: errors/quadratic-problem-types.yml lifecycle: lifecycle/quadratic-lifecycle.yml sandbox: sandbox/quadratic-sandbox.yml data_model: data-model/quadratic-data-model.yml