OpenAPI specification
A JSON or YAML description of an API: endpoints, parameters, responses. An agent reads it to find out what it can call and with what arguments.
What OpenAPI specification means
Unlike llms.txt, it is a settled standard with validators.
Terms this definition uses
Related terms in Machine files
The files addressed to machines rather than readers, and what publishing one does and does not buy.
llms.txt · llms-full.txt · agents.md · entity map · entity map parity · machine layer · well-known URI · MCP · agent card · sitemap index · ai.txt · Tool definition · SKILL.md · sitemap origin error · soft 404 on a machine file · tdmrep.json · TDM exception · security.txt · Content Signals · HTTP Message Signatures · changefreq and priority · staging leak · host duplicate
Questions about OpenAPI specification
What is OpenAPI specification?
A JSON or YAML description of an API: endpoints, parameters, responses. An agent reads it to find out what it can call and with what arguments.
Which area of the glossary does OpenAPI specification belong to?
Machine files: The files addressed to machines rather than readers, and what publishing one does and does not buy.
← sitemap index · ai.txt →
See it in the full glossary · 772 terms across 19 areas.
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