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 DeepSeek-R1DeepSeek |  GPT-5OpenAI |  Gemini 2.5 Pro | Gemini 2.5 Flash | |
|---|---|---|---|---|
| Vendor | DeepSeek | OpenAI | ||
| Family | DeepSeek | GPT | Gemini | Gemini |
| Release date | 2025-01-20 | 2025-08-07 | 2025-03-25 | — |
| Context window | 128,000 tokens | 400,000 tokens | 2,000,000 tokens | 1,000,000 tokens |
| Parameters | 671B | — | — | — |
| Modality | text | text, vision, audio | text, vision, audio, video | text, vision, audio |
| License | MIT | proprietary | proprietary | proprietary |
| Source | open weights | proprietary | proprietary | proprietary |
| Description | Reasoning-focused open-weight model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | Predecessor to Gemini 3 Pro. | — |
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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-V3.1maxGPT-5✓
Grok 4maxQwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 Pro✓DeepSeek-R1✓
Mistral Large 2maxMax 4 models. Remove one to add another.