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 o3OpenAI |  Gemini 3 Pro | GPT-4.1 OpenAI |  DeepSeek-V3.1DeepSeek | |
|---|---|---|---|---|
| Vendor | OpenAI | OpenAI | DeepSeek | |
| Family | o-series | Gemini | GPT | DeepSeek |
| Release date | 2025-04-16 | 2026-04-22 | 2025-04-14 | 2025-08-21 |
| Context window | 200,000 tokens | 2,000,000 tokens | 1,000,000 tokens | 128,000 tokens |
| Parameters | — | — | — | 671B |
| Modality | text, vision | text, vision, audio, video | text, vision | text |
| License | proprietary | proprietary | proprietary | MIT |
| Source | proprietary | proprietary | proprietary | open weights |
| Description | Reasoning-focused model in the o-series. | Google DeepMind's flagship multimodal model. Best-in-class for multimodal understanding and agentic / vibe coding workflows. A "Deep Think" reasoning mode is available to AI Ultra subscribers. | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 87.1% | — | — |
| GPQA-D | 87.7% | 88.6% | — | — |
| HumanEval | — | 96.5% | — | — |
| Aider | — | 84.8% | — | — |
| AIME-25 | 88.9% | 92.8% | — | — |
| LiveCB | — | 76.1% | — | — |
| MMMU | — | 84.3% | — | — |
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