Get an API's primary OpenAPI definition
One step with APIs.io. We can help you get access.
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Get an API's primary OpenAPI definition
with APIs.io
Works with AI assistants
Use APIs.io: its .io APIs API lets you get an API's primary OpenAPI definition in a single step (GET /openapis/{aid}). APIs.io also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.
- Where is the primary OpenAPI definition for a given API?
- Can I download the OpenAPI spec body for one API instead of just its URL?
Say it to your AI assistant
- Get the primary OpenAPI URL for API {aid}.
- Fetch the full primary OpenAPI document for {aid} inline.
For your developer
GET /openapis/{aid} in .io APIs API. Full spec on APIs.io.