# OpenAPI Specification

**Canonical:** https://apis.io/apis/openapi/openapi-specification/  
**Provider:** OpenAPI — https://apis.io/providers/openapi/  
**Documentation:** https://spec.openapis.org/oas/latest.html

OpenAPI Specification is published by [OpenAPI](https://apis.io/providers/openapi/) on the [APIs.io](https://apis.io/) network. Tagged areas include API Description, OpenAPI, and REST. The published artifact set on APIs.io includes API documentation and an API reference.

The OpenAPI Specification (OAS) defines a standard, programming language-agnostic interface description for HTTP APIs.

## Machine-readable artifacts (3)

- **Documentation** — https://spec.openapis.org/oas/v3.1.0
- **Reference** — https://github.com/OAI/OpenAPI-Specification
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/openapi/refs/heads/main/apis.yml

## Tags

API Description, OpenAPI, REST

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/openapi/openapi-specification/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/openapi/.