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xAI
xAI is a foundation model lab spun out of X (formerly known as twitter). It was recently acquired by SpaceX.
11 models
| Model |
|---|
| Grok 4.20 Reasoning x-ai:grok-4.20-reasoning |
| Grok 4.20 x-ai:grok-4.20-non-reasoning |
| Grok 4.1 Fast Reasoning x-ai:grok-4.1-fast-reasoning |
| Grok 4.1 Fast x-ai:grok-4.1-fast-non-reasoning |
| Grok 4 Fast Reasoning x-ai:grok-4-fast-reasoning |
| Grok 4 Fast x-ai:grok-4-fast-non-reasoning |
| Grok Code Fast 1 x-ai:grok-code-fast-1 |
| Grok 4 x-ai:grok-4 |
| Grok 3 Mini x-ai:grok-3-mini |
| Grok 3 x-ai:grok-3 |
| Grok 2 Vision Retired Retired Feb 28, 2026 x-ai:grok-2-vision |