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 o3OpenAI | GPT-4.1 OpenAI |  Gemini 3.5 | |
|---|---|---|---|
| Vendor | OpenAI | OpenAI | |
| Family | o-series | GPT | Gemini |
| Release date | 2025-04-16 | 2025-04-14 | 2026-05-20 |
| Context window | 200,000 tokens | 1,000,000 tokens | 2,000,000 tokens |
| Parameters | — | — | — |
| Modality | text, vision | text, vision | text, vision, audio, video |
| License | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary |
| Description | Reasoning-focused model in the o-series. | — | Google DeepMind's next-gen Gemini — positioned as "frontier intelligence with action". Built for complex agentic workflows. Announced at Google I/O 2026. |
| Links | |||
| Benchmarks | |||
| MMLU-Pro | — | — | 88.9% |
| GPQA-D | 87.7% | — | 91.2% |
| AIME-25 | 88.9% | — | 96.1% |
| MMMU | — | — | 86.0% |
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Claude 4.8 Opus+
Qwen3.7-Max+Gemini 3.5✓Gemini Omni+GPT-5.5+Qwen3.6-27B+
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Grok 4+Gemini 2.5 Flash+Qwen3 235B+o3✓GPT-4.1✓
Llama 4 Scout+Llama 4 Maverick+Gemini 2.5 Pro+DeepSeek-R1+
Mistral Large 2+