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 Grok 4xAI |  DeepSeek-V3.1DeepSeek |  Gemini 2.5 Pro | DeepSeek-V4-Flash DeepSeek | |
|---|---|---|---|---|
| Vendor | xAI | DeepSeek | DeepSeek | |
| Family | Grok | DeepSeek | Gemini | DeepSeek |
| Release date | 2025-07-09 | 2025-08-21 | 2025-03-25 | 2026-04-22 |
| Context window | 256,000 tokens | 128,000 tokens | 2,000,000 tokens | 1,000,000 tokens |
| Parameters | — | 671B | — | 284B (13B active) |
| Modality | text | text | text, vision, audio, video | text |
| License | proprietary | MIT | proprietary | MIT |
| Source | proprietary | open weights | proprietary | open weights |
| Description | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. | Predecessor to Gemini 3 Pro. | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. |
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Mistral Large 2maxMax 4 models. Remove one to add another.