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 o3OpenAI |  Grok 4xAI |  Mistral Large 2Mistral | |
|---|---|---|---|
| Vendor | OpenAI | xAI | Mistral |
| Family | o-series | Grok | Mistral |
| Release date | 2025-04-16 | 2025-07-09 | 2024-07-24 |
| Context window | 200,000 tokens | 256,000 tokens | 128,000 tokens |
| Parameters | — | — | 123B |
| Modality | text, vision | text | text |
| License | proprietary | proprietary | Mistral Research License |
| Source | proprietary | proprietary | open weights |
| Description | Reasoning-focused model in the o-series. | — | Large text-only Mistral model with a 128K context window and 123B parameters, tuned for strong instruction following and long-context reasoning. Mistral's flagship open-weights release in the Large 2 line. |
| Links | |||
| Benchmarks | |||
| MMLU-Pro | — | 82.8% | — |
| GPQA-D | 87.7% | 87.5% | — |
| HumanEval | — | — | 89.0% |
| Aider | — | 72.5% | — |
| AIME-25 | 88.9% | 86.1% | — |
| 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✓