Compare models
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 Grok 4xAI |  DeepSeek-V3.1DeepSeek |  GPT-4.1OpenAI | |
|---|---|---|---|
| Vendor | xAI | DeepSeek | OpenAI |
| Family | Grok | DeepSeek | GPT |
| Release date | 2025-07-09 | 2025-08-21 | 2025-04-14 |
| Context window | 256,000 tokens | 128,000 tokens | 1,000,000 tokens |
| Parameters | — | 671B | — |
| Modality | text | text | text, vision |
| License | proprietary | MIT | proprietary |
| Source | proprietary | open weights | proprietary |
| Description | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. | — |
| Links |
