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 Claude 4.7 OpusAnthropic |  Grok 4xAI |  GPT-5OpenAI |  Mistral Large 2Mistral | |
|---|---|---|---|---|
| Vendor | Anthropic | xAI | OpenAI | Mistral |
| Family | Claude | Grok | GPT | Mistral |
| Release date | 2026-04-16 | 2025-07-09 | 2025-08-07 | 2024-07-24 |
| Context window | 1,000,000 tokens | 256,000 tokens | 400,000 tokens | 128,000 tokens |
| Parameters | — | — | — | 123B |
| Modality | text, vision | text | text, vision, audio | text |
| License | proprietary | proprietary | proprietary | Mistral Research License |
| Source | proprietary | proprietary | proprietary | open weights |
| Description | Anthropic's previous Opus flagship — superseded by Opus 4.8 on May 28, 2026 (42-day cycle). Optimized for complex reasoning and coding. Improved software engineering, long-running coding tasks, and higher-resolution vision over Claude 4.6. | — | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | 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 | 88.2% | 82.8% | 85.1% | — |
| GPQA-D | 90.1% | 87.5% | 87.3% | — |
| HumanEval | 97.4% | — | 95.2% | 89.0% |
| Aider | 91.2% | 72.5% | 85.4% | — |
| AIME-25 | 93.5% | 86.1% | 91.0% | — |
| LiveCB | 80.2% | 65.3% | 74.5% | — |
| MMMU | 79.0% | — | 74.1% | — |
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