Skip to main content

API changelog

The Spectral API uses a two-tier version scheme: a major (v1, v2, …) for breaking resets, and dated revisions within a major for additive, migratable changes. Pin a specific revision with the Spectral-Version header; this page records what changed at each dated revision.

v1​

2026-06-15: initial version​

First public release of the Spectral API. See the API reference.