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 Qwen3.6-27BAlibaba |  DeepSeek-V3.1DeepSeek |  GPT-5.5OpenAI | o3 OpenAI | |
|---|---|---|---|---|
| Vendor | Alibaba | DeepSeek | OpenAI | OpenAI |
| Family | Qwen | DeepSeek | GPT | o-series |
| Release date | 2026-04-22 | 2025-08-21 | 2026-04-23 | 2025-04-16 |
| Context window | 262,144 tokens | 128,000 tokens | 400,000 tokens | 200,000 tokens |
| Parameters | 27B (dense) | 671B | — | — |
| Modality | text, vision, video | text | text, vision, audio | text, vision |
| License | Apache-2.0 | MIT | proprietary | proprietary |
| Source | open weights | open weights | proprietary | proprietary |
| Description | Alibaba's first dense open-weight in the 3.6 family. Strong agentic-coding scores (77.2 SWE-bench Verified, matching Claude 4.5 Opus on Terminal-Bench 2.0). Supports 201 languages and multimodal text/image/video input. | Large MoE open-weight model. Predecessor to DeepSeek-V4. | 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. | Reasoning-focused model in the o-series. |
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