xAI Release notes and new features
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xAI releases
September 2026 digest| Date | Release | Product | Type |
|---|---|---|---|
| Dec 2025 | Grok Speech to Speech API is releasedunverified xAI APIGA | xAI API | GA |
| Nov 2025 | New Tools Availableunverified xAI APIUpdate | xAI API | Update |
| Nov 2025 | Agent tools adapt to Grok 4.1 Fast models and tool prices droppedunverified xAI APIPricing | xAI API | Pricing |
| Nov 2025 | Files API is generally availableunverified xAI APIGA | xAI API | GA |
| Nov 2025 | Grok 4.1 Fast is available in Enterprise APIunverified xAI APIUpdate | xAI API | Update |
| Oct 2025 | Tools are now generally availableunverified xAI APIGA | xAI API | GA |
| Sep 2025 | Responses API is generally availableunverified xAI APIGA | xAI API | GA |
About and activity
SpaceXAI LLC is an American artificial intelligence company founded by Elon Musk. It is a subsidiary of spaceflight company SpaceX, also founded by Musk, since February 2026.
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