Compare models
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 DeepSeek-R1DeepSeek |  GPT-5OpenAI |  Qwen3 235BAlibaba | |
|---|---|---|---|
| Vendor | DeepSeek | OpenAI | Alibaba |
| Family | DeepSeek | GPT | Qwen |
| Release date | 2025-01-20 | 2025-08-07 | 2025-04-29 |
| Context window | 128,000 tokens | 400,000 tokens | 128,000 tokens |
| Parameters | 671B | — | 235B |
| Modality | text | text, vision, audio | text |
| License | MIT | proprietary | Apache-2.0 |
| Source | open weights | proprietary | open weights |
| Description | Reasoning-focused open-weight model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | Predecessor to the Qwen3.6 family. |
| Links |
