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OpenAI | Alibaba | DeepSeek | ||
|---|---|---|---|---|
| Vendor | OpenAI | Alibaba | DeepSeek | |
| Family | GPT | Qwen | Gemini | DeepSeek |
| Release date | 2025-08-07 | 2026-04-22 | 2025-03-25 | 2026-04-22 |
| Context window | 400,000 tokens | 262,144 tokens | 2,000,000 tokens | 1,000,000 tokens |
| Parameters | — | 27B (dense) | — | 1.6T (49B active) |
| Modality | text, vision, audio | text, vision, video | text, vision, audio, video | text |
| License | proprietary | Apache-2.0 | proprietary | MIT |
| Source | proprietary | open weights | proprietary | open weights |
| Description | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | 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. | Predecessor to Gemini 3 Pro. | DeepSeek's flagship open-weight MoE. 1.6T parameters with 49B activated, 1M-token context, and a hybrid attention scheme (CSA + HCA) that delivers long-context inference at ~27% of V3.2's FLOPs. |
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