Grok 4.1 Fast is available in Enterprise API
UpdateUnverifiedAdded Sep 24, 2026
You can now use Grok 4.1 Fast in the xAI Enterprise API. For more details, check out our blogpost.
Topics: Developer tools
More xAI API releases
Every xAI API release| Date | Release | Type |
|---|---|---|
| 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 |
| Oct 2025 | Tools are now generally availableunverified GA | GA |
| Sep 2025 | Responses API is generally availableunverified GA | GA |
Also shipped on Nov 1, 2025
xAI in November 2025| Date | Company | Release | Product | Type |
|---|---|---|---|---|
| Nov 1 |  Shopify | Order Update Phone Field Publicunverified | Shopify developer platform | Update |
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.