# xAI model releases

11 confirmed xAI releases, newest first. Every entry links to the source used for its date.

| Confirmed | Provider | Release | Models | Evidence |
|---|---|---|---|---|
| Aug 12, 2026 | xAI | Grok 4.6 | [Grok 4.6](https://benchlm.ai/models/grok-4-6) | [xAI](https://x.ai/news/grok-4-6) |
| Jul 8, 2026 | xAI | Grok 4.5 | [Grok 4.5](https://benchlm.ai/models/grok-4-5) | [xAI docs](https://docs.x.ai/developers/models/grok-4.5) |
| May 20, 2026 | xAI | Grok Build 0.1 | [Grok Build 0.1](https://benchlm.ai/models/grok-build-0-1) | [OpenRouter](https://openrouter.ai/x-ai/grok-build-0.1) |
| Apr 30, 2026 | xAI | Grok 4.3 | [Grok 4.3](https://benchlm.ai/models/grok-4-3) | [OpenRouter](https://openrouter.ai/api/v1/models) |
| Mar 10, 2026 | xAI | Grok 4.20 family | [Grok 4.20](https://benchlm.ai/models/grok-4-20-beta), [Grok 4.20 Multi-agent](https://benchlm.ai/models/grok-4-20-multi-agent-beta) | [xAI](https://docs.x.ai/developers/release-notes) |
| Nov 19, 2025 | xAI | Grok 4.1 Fast | [Grok 4.1 Fast](https://benchlm.ai/models/grok-4-1-fast) | [xAI](https://x.ai/news/grok-4-1-fast) |
| Nov 17, 2025 | xAI | Grok 4.1 | [Grok 4.1](https://benchlm.ai/models/grok-4-1) | [xAI](https://x.ai/company) |
| Aug 28, 2025 | xAI | Grok Code Fast 1 | [Grok Code Fast 1](https://benchlm.ai/models/grok-code-fast-1) | [xAI](https://x.ai/news/grok-code-fast-1/) |
| Jul 9, 2025 | xAI | Grok 4 | [Grok 4](https://benchlm.ai/models/grok-4) | [xAI](https://x.ai/news/grok-4/) |
| Feb 19, 2025 | xAI | Grok 3 family | Grok 3 family | [xAI](https://x.ai/blog/grok-3) |
| Feb 19, 2025 | xAI | Grok 3 Mini | [Grok 3 Mini](https://benchlm.ai/models/grok-3-mini) | [xAI](https://x.ai/blog/grok-3) |

Provider dossier: https://benchlm.ai/providers/xai

Canonical page: https://benchlm.ai/model-updates/providers/xai