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 GPT-5OpenAI |  DeepSeek-V4-FlashDeepSeek | DeepSeek-R1 DeepSeek |  Mistral Large 2Mistral | |
|---|---|---|---|---|
| Vendor | OpenAI | DeepSeek | DeepSeek | Mistral |
| Family | GPT | DeepSeek | DeepSeek | Mistral |
| Release date | 2025-08-07 | 2026-04-22 | 2025-01-20 | 2024-07-24 |
| Context window | 400,000 tokens | 1,000,000 tokens | 128,000 tokens | 128,000 tokens |
| Parameters | — | 284B (13B active) | 671B | 123B |
| Modality | text, vision, audio | text | text | text |
| License | proprietary | MIT | MIT | Mistral Research License |
| Source | proprietary | open weights | open weights | open weights |
| Description | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. | Reasoning-focused open-weight model. | — |
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Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓Mistral Large 2✓Max 4 models. Remove one to add another.