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 DeepSeek-R1DeepSeek |  Grok 4xAI | DeepSeek-V3.1 DeepSeek | |
|---|---|---|---|
| Vendor | DeepSeek | xAI | DeepSeek |
| Family | DeepSeek | Grok | DeepSeek |
| Release date | 2025-01-20 | 2025-07-09 | 2025-08-21 |
| Context window | 128,000 tokens | 256,000 tokens | 128,000 tokens |
| Parameters | 671B | — | 671B |
| Modality | text | text | text |
| License | MIT | proprietary | MIT |
| Source | open weights | proprietary | open weights |
| Description | Reasoning-focused open-weight model. | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. |
| Links | |||
| Benchmarks | |||
| MMLU-Pro | — | 82.8% | — |
| GPQA-D | — | 87.5% | — |
| Aider | — | 72.5% | — |
| AIME-25 | 79.8% | 86.1% | — |
| LiveCB | — | 65.3% | — |
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