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 o3OpenAI |  Qwen3 235BAlibaba |  Gemini 3.5 Flash | GPT-5.5 OpenAI | |
|---|---|---|---|---|
| Vendor | OpenAI | Alibaba | OpenAI | |
| Family | o-series | Qwen | Gemini | GPT |
| Release date | 2025-04-16 | 2025-04-29 | 2026-05-20 | 2026-04-23 |
| Context window | 200,000 tokens | 128,000 tokens | — | 400,000 tokens |
| Parameters | — | 235B | — | — |
| Modality | text, vision | text | text, vision, audio | text, vision, audio |
| License | proprietary | Apache-2.0 | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | Reasoning-focused model in the o-series. | Predecessor to the Qwen3.6 family. | Fast, low-cost tier of the Gemini 3.5 family announced at Google I/O 2026. June 2026 update added native computer-use capability, moving Flash from generation to agentic task execution. | 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. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | — | — | 87.6% |
| GPQA-D | 87.7% | — | — | 89.4% |
| HumanEval | — | — | — | 96.8% |
| Aider | — | — | — | 89.7% |
| AIME-25 | 88.9% | — | — | 94.2% |
| LiveCB | — | — | — | 78.9% |
| MMMU | — | — | — | 78.4% |
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GPT-5.6 Solmax
Claude 4.8 OpusmaxQwen3.7-MaxmaxGemini 3.5 Flash✓Gemini 3.5maxGemini OmnimaxGPT-5.5✓
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Grok 4maxGemini 2.5 FlashmaxQwen3 235B✓o3✓GPT-4.1max
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