Confirmed model releases
xAI model releases
A newest-first record of confirmed xAI launches, linked to the source used for the date and the corresponding BenchLM model record when available.
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xAI release archive
10 confirmed releases · latest Jul 8, 2026
Confirmed releases
| Release | Provider | Confirmed | Evidence | BenchLM |
|---|---|---|---|---|
| July 2026· 1 release | ||||
| Grok 4.5 | X xAI | Exact day | xAI docs | Benchmarks |
| May 2026· 1 release | ||||
| Grok Build 0.1 | X xAI | Exact day | OpenRouter | Benchmarks |
| April 2026· 1 release | ||||
| Grok 4.3 | X xAI | Exact day | OpenRouter | Benchmarks |
| March 2026· 1 release | ||||
| Grok 4.20 family2 model variants | X xAI | Exact day | xAI | Benchmarks |
| November 2025· 2 releases | ||||
| Grok 4.1 Fast | X xAI | Exact day | xAI | Benchmarks |
| Grok 4.1 | X xAI | Exact day | xAI | Benchmarks |
| August 2025· 1 release | ||||
| Grok Code Fast 1 | X xAI | Exact day | xAI | Benchmarks |
| July 2025· 1 release | ||||
| Grok 4 | X xAI | Exact day | xAI | Benchmarks |
| February 2025· 2 releases | ||||
| Grok 3 family | X xAI | Exact day | xAI | |
| Grok 3 Mini | X xAI | Exact day | xAI | Benchmarks |