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 DeepSeek-V4-FlashDeepSeek |  Grok 4xAI |  o3OpenAI | |
|---|---|---|---|
| Vendor | DeepSeek | xAI | OpenAI |
| Family | DeepSeek | Grok | o-series |
| Release date | 2026-04-22 | 2025-07-09 | 2025-04-16 |
| Context window | 1,000,000 tokens | 256,000 tokens | 200,000 tokens |
| Parameters | 284B (13B active) | — | — |
| Modality | text | text | text, vision |
| License | MIT | proprietary | proprietary |
| Source | open weights | proprietary | proprietary |
| Description | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. | — | Reasoning-focused model in the o-series. |
| Links | |||
| Benchmarks | |||
| MMLU-Pro | — | 82.8% | — |
| GPQA-D | — | 87.5% | 87.7% |
| Aider | — | 72.5% | — |
| AIME-25 | — | 86.1% | 88.9% |
| LiveCB | — | 65.3% | — |
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Claude 4.8 Opus+
Qwen3.7-Max+
Gemini 3.5+Gemini Omni+GPT-5.5+Qwen3.6-27B+DeepSeek-V4-Flash✓DeepSeek-V4-Pro+Gemini 3 Pro+Claude 4.7 Opus+Claude 4.6 Sonnet+Claude 4.5 Haiku+DeepSeek-V3.1+GPT-5+Grok 4✓Gemini 2.5 Flash+Qwen3 235B+o3✓GPT-4.1+
Llama 4 Scout+Llama 4 Maverick+Gemini 2.5 Pro+DeepSeek-R1+
Mistral Large 2+