DeprecatedREST API
Offset pagination on list endpoints
page and per_page keep working on version 2026-03-01 and earlier until 1 March 2028. Move to cursors: every list response already includes next_cursor.
Changelog and deprecations
Every change to the SDKs, the API, webhooks and the export format. An old API version keeps working for at least 18 months after its replacement ships.
Showing changes to the REST API.
- AddedREST API
API version 2026-09-01
Cursor pagination everywhere and expand[] on conversations. New keys start on this version. Existing keys stay on theirs until you change them.