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 DeepSeek-V4-ProDeepSeek |  Grok 4xAI |  Gemini 2.5 Pro | DeepSeek-V4-Flash DeepSeek | |
|---|---|---|---|---|
| Vendor | DeepSeek | xAI | DeepSeek | |
| Family | DeepSeek | Grok | Gemini | DeepSeek |
| Release date | 2026-04-22 | 2025-07-09 | 2025-03-25 | 2026-04-22 |
| Context window | 1,000,000 tokens | 256,000 tokens | 2,000,000 tokens | 1,000,000 tokens |
| Parameters | 1.6T (49B active) | — | — | 284B (13B active) |
| Modality | text | text | text, vision, audio, video | text |
| License | MIT | proprietary | proprietary | MIT |
| Source | open weights | proprietary | proprietary | open weights |
| Description | DeepSeek's flagship open-weight MoE. 1.6T parameters with 49B activated, 1M-token context, and a hybrid attention scheme (CSA + HCA) that delivers long-context inference at ~27% of V3.2's FLOPs. | — | 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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Gemini 2.5 Flashmax
Claude 4.6 Sonnetmax
GPT-5.5maxDeepSeek-V4-Flash✓
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-Pro✓Claude 4.7 OpusmaxClaude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5maxGrok 4✓Qwen3 235Bmaxo3maxGPT-4.1max
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Mistral Large 2maxMax 4 models. Remove one to add another.