Arazzo Specification (Redocly Tooling)
Arazzo is the OpenAPI Initiative's specification for describing multi-step API workflows; Redocly is a primary tooling vendor with first-class Arazzo support across Redocly CLI (lint, validate, generate) and Respect Monitoring. Arazzo 1.1 (May 2026) adds AsyncAPI support, workflow composition, selectors, identity-based references, and clearer runtime behavior.