Compare models
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 Grok 4xAI |  GPT-4.1OpenAI |  Gemini 2.5 Pro | |
|---|---|---|---|
| Vendor | xAI | OpenAI | |
| Family | Grok | GPT | Gemini |
| Release date | 2025-07-09 | 2025-04-14 | 2025-03-25 |
| Context window | 256,000 tokens | 1,000,000 tokens | 2,000,000 tokens |
| Parameters | — | — | — |
| Modality | text | text, vision | text, vision, audio, video |
| License | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary |
| Description | — | — | Predecessor to Gemini 3 Pro. |
| Links |
