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