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 o3OpenAI | GPT-5 OpenAI | GPT-4.1 OpenAI |  Gemini 3 Pro | |
|---|---|---|---|---|
| Vendor | OpenAI | OpenAI | OpenAI | |
| Family | o-series | GPT | GPT | Gemini |
| Release date | 2025-04-16 | 2025-08-07 | 2025-04-14 | 2026-04-22 |
| Context window | 200,000 tokens | 400,000 tokens | 1,000,000 tokens | 2,000,000 tokens |
| Parameters | — | — | — | — |
| Modality | text, vision | text, vision, audio | text, vision | text, vision, audio, video |
| License | proprietary | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary | proprietary |
| Description | Reasoning-focused model in the o-series. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — | 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. |
| Links |
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DeepSeek-V4-Flashmax
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Mistral Large 2maxMax 4 models. Remove one to add another.