Responses API is generally available
GAUnverifiedAdded Sep 24, 2026
You can now use our stateful Responses API to process requests.
Topics: Developer tools
More xAI API releases
Every xAI API release| Date | Release | Type |
|---|---|---|
| Oct 2025 | Tools are now generally availableunverified GA | GA |
| Nov 2025 | Grok 4.1 Fast is available in Enterprise APIunverified Update | Update |
| Nov 2025 | Agent tools adapt to Grok 4.1 Fast models and tool prices droppedunverified Pricing | Pricing |
| Nov 2025 | Files API is generally availableunverified GA | GA |
| Nov 2025 | New Tools Availableunverified Update | Update |
| Dec 2025 | Grok Speech to Speech API is releasedunverified GA | GA |
Sources: each vendor's own release notes, changelogs and GitHub releases, read daily to monthly by how often it posts. Logos via logo.dev; trademarks belong to their owners.