xAI changelog: November 2025

3 releases from to

Everything xAI shipped in November 2025, collected from official xAI sources. Each entry is dated and links to the page it came from.

November 2025 at a glance

November 2025 was xAI's 3rd busiest month of the 12 months to then: 3 releases, close to its monthly average of 3. That was the same number as in October 2025. Releases were spread across API (1), Developer Tools (1) and Model (1).

Releases

3

+0 vs October 2025

Rank of 12 months

3rd

Average 2.9 a month

Most shipped

API

1 release

Notable xAI launches in November 2025

  • Model

    Grok 4.1 Fast

    You can now use Grok 4.1 Fast in the xAI Enterprise API . For more details, check out our blogpost . Agent tools adapt to Grok 4.1 Fast models and tool prices dropped You can now use Grok 4.1 Fast models with the agent tools, check out the documentation of agent tools to get sta…

    Source: xAI Release Notes
  • API

    Files API

    You can now upload files and use them in chat conversations with the Files API. For more details, check out our guide on Files . New Tools Available Collections Search Tool : You can now search through uploaded knowledge bases (collections) in chat conversations via the API. For…

    Source: xAI Release Notes
  • Developer Tools

    Files API GA

    Files API general availability for file management

    Source: xAI Release Notes

All xAI releases in November 2025

Newest first. Each entry links to the official page it came from.

November 20253 releases

Grok 4.1 Fast

You can now use Grok 4.1 Fast in the xAI Enterprise API . For more details, check out our blogpost . Agent tools adapt to Grok 4.1 Fast models and tool prices dropped You can now use Grok 4.1 Fast models with the agent tools, check out the documentation of agent tools to get sta…

Files API

You can now upload files and use them in chat conversations with the Files API. For more details, check out our guide on Files . New Tools Available Collections Search Tool : You can now search through uploaded knowledge bases (collections) in chat conversations via the API. For…

Where November 2025 sits

xAI releases per month, for November 2025 and the 11 months before it. A taller bar means more releases that month; the dated entries for each month are on its own page.

Other companies in November 2025

11 of the companies we track shipped in November 2025; xAI ranks 3rd by number of releases.

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