{"slug":"api-aiskills402-com-v1-skills-api-breaking-change-check-file-20d89b","title":"API Breaking Change Check for OpenAPI — Compares two versions of one API descrip","host":"api.aiskills402.com","method":"GET","resource":"https://api.aiskills402.com/v1/skills/api-breaking-change-check/file","category":"code","description":"API Breaking Change Check for OpenAPI — Compares two versions of one API description (OpenAPI 3.0 or 3.1 in YAML or JSON, or two JSON Schemas of one request or response) and lists ONLY the changes that break clients written against the old version, one line each with a fixed code, the place, old and","price_listed":0.03,"price_asked":0.03,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":367,"reported_calls_30d":0,"reported_payers_30d":0,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"headers":{"additionalProperties":{"type":"string"},"type":"object"},"method":{"enum":["GET","HEAD"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-18","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.03,"price_match":true,"latency_ms":367,"error":null}],"description_full":"API Breaking Change Check for OpenAPI — Compares two versions of one API description (OpenAPI 3.0 or 3.1 in YAML or JSON, or two JSON Schemas of one request or response) and lists ONLY the changes that break clients written against the old version, one line each with a fixed code, the place, old and new, and who breaks - or exactly No breaking changes. The skill judges by direction - a request may widen safely and breaks when it narrows, a response may narrow safely and breaks when it widens - …","last_updated":"2026-10-18T16:44:57.122Z","schemes":["exact"]}