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 DeepSeek-V3.1DeepSeek |  Claude 4.7 OpusAnthropic |  Qwen3 235BAlibaba |  GPT-5.5OpenAI | |
|---|---|---|---|---|
| Vendor | DeepSeek | Anthropic | Alibaba | OpenAI |
| Family | DeepSeek | Claude | Qwen | GPT |
| Release date | 2025-08-21 | 2026-04-16 | 2025-04-29 | 2026-04-23 |
| Context window | 128,000 tokens | 1,000,000 tokens | 128,000 tokens | 400,000 tokens |
| Parameters | 671B | — | 235B | — |
| Modality | text | text, vision | text | text, vision, audio |
| License | MIT | proprietary | Apache-2.0 | proprietary |
| Source | open weights | proprietary | open weights | proprietary |
| Description | Large MoE open-weight model. Predecessor to DeepSeek-V4. | Anthropic's most capable model, 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. | OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning. |
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Gemini 2.5 FlashmaxClaude 4.6 SonnetmaxGPT-5.5✓DeepSeek-V4-FlashmaxQwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 Opus✓Claude 4.5 HaikumaxDeepSeek-V3.1✓GPT-5max
Grok 4maxQwen3 235B✓o3maxGPT-4.1max
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Mistral Large 2maxMax 4 models. Remove one to add another.