Home › Directory › Agent Standards & Specs › OpenAPI Overlay Spec

OpenAPI Overlay Spec

Overlay for OpenAPI.

Visit OpenAPI Overlay Spec Docs

Category	Agent Standards & Specs
Authentication	No auth
Pricing	Free
Website	https://spec.openapis.org/overlay/latest.html
Docs	https://spec.openapis.org/overlay/latest.html
Last checked	2026-10-14
As JSON	/api/v1/directory/openapi-overlay-spec.json

Information is summarised in our own words and may be out of date; check the vendor's site for current terms and prices. Not affiliated with OpenAPI Overlay Spec. Suggest a correction.

More in Agent Standards & Specs

llms.txt

Proposal for a /llms.txt file helping LLMs use websites.

AGENTS.md

Simple format for guiding coding agents.

OpenAPI Initiative

Standard for describing HTTP APIs.

JSON Schema

Vocabulary for validating JSON, used for tool schemas.