OPENAPI-3-1

OpenAPI Specification 3.1 web standard.

Definition

OpenAPI 3.1 (published February 2021) brings two major changes: full alignment with JSON-Schema 2020-12 (before 3.1, OpenAPI used a divergent subset) and native webhooks support as top-level field. Still JSON/YAML. Maintained by the OpenAPI Initiative (Linux Foundation).

Origin

OpenAPI 3.0 published 2017, fork from Swagger 2.0. v3.1 in 2021. Donated to Linux Foundation 2017.

Example in context

openapi: 3.1.0\ninfo: ...\npaths: ...\nwebhooks: invoiceCreated: {post: {requestBody: ...}}

Related terms

• JSON-Schema 2020-12 — underlying standard.
• OpenAPI EDI — application to EDI domain.