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 DeepSeek-R1DeepSeek |  GPT-5OpenAI |  Gemini 2.5 Flash | DeepSeek-V3.1 DeepSeek | |
|---|---|---|---|---|
| Vendor | DeepSeek | OpenAI | DeepSeek | |
| Family | DeepSeek | GPT | Gemini | DeepSeek |
| Release date | 2025-01-20 | 2025-08-07 | — | 2025-08-21 |
| Context window | 128,000 tokens | 400,000 tokens | 1,000,000 tokens | 128,000 tokens |
| Parameters | 671B | — | — | 671B |
| Modality | text | text, vision, audio | text, vision, audio | text |
| License | MIT | proprietary | proprietary | MIT |
| Source | open weights | proprietary | proprietary | open weights |
| Description | Reasoning-focused open-weight model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. |
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Gemini 2.5 Flash✓
Claude 4.6 SonnetmaxGPT-5.5maxDeepSeek-V4-Flashmax
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 OpusmaxClaude 4.5 HaikumaxDeepSeek-V3.1✓GPT-5✓
Grok 4maxQwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓
Mistral Large 2maxMax 4 models. Remove one to add another.