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 GPT-5.5OpenAI |  Claude 4.5 HaikuAnthropic |  DeepSeek-V3.1DeepSeek |  Qwen3 235BAlibaba | |
|---|---|---|---|---|
| Vendor | OpenAI | Anthropic | DeepSeek | Alibaba |
| Family | GPT | Claude | DeepSeek | Qwen |
| Release date | 2026-04-23 | 2025-10-01 | 2025-08-21 | 2025-04-29 |
| Context window | 400,000 tokens | 200,000 tokens | 128,000 tokens | 128,000 tokens |
| Parameters | — | — | 671B | 235B |
| Modality | text, vision, audio | text, vision | text | text |
| License | proprietary | proprietary | MIT | Apache-2.0 |
| Source | proprietary | proprietary | open weights | open weights |
| Description | 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. | Fast, cost-effective Claude model. | Large MoE open-weight model. Predecessor to DeepSeek-V4. | Predecessor to the Qwen3.6 family. |
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Gemini 2.5 FlashmaxClaude 4.6 SonnetmaxGPT-5.5✓DeepSeek-V4-FlashmaxQwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 OpusmaxClaude 4.5 Haiku✓DeepSeek-V3.1✓GPT-5max
Grok 4maxQwen3 235B✓o3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.