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 Claude 4.5 HaikuAnthropic | Claude 4.7 Opus Anthropic |  Grok 4xAI |  Qwen3 235BAlibaba | |
|---|---|---|---|---|
| Vendor | Anthropic | Anthropic | xAI | Alibaba |
| Family | Claude | Claude | Grok | Qwen |
| Release date | 2025-10-01 | 2026-04-16 | 2025-07-09 | 2025-04-29 |
| Context window | 200,000 tokens | 1,000,000 tokens | 256,000 tokens | 128,000 tokens |
| Parameters | — | — | — | 235B |
| Modality | text, vision | text, vision | text | text |
| License | proprietary | proprietary | proprietary | Apache-2.0 |
| Source | proprietary | proprietary | proprietary | open weights |
| Description | Fast, cost-effective Claude model. | Anthropic's previous Opus flagship — superseded by Opus 4.8 on May 28, 2026 (42-day cycle).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. | — | Predecessor to the Qwen3.6 family. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 88.2% | 82.8% | — |
| GPQA-D | — | 90.1% | 87.5% | — |
| HumanEval | — | 97.4% | — | — |
| Aider | — | 91.2% | 72.5% | — |
| AIME-25 | — | 93.5% | 86.1% | — |
| LiveCB | — | 80.2% | 65.3% | — |
| MMMU | — | 79.0% | — | — |
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Claude 4.8 OpusmaxQwen3.7-Maxmax
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GPT-5.5maxQwen3.6-27Bmax
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