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 o3OpenAI |  Llama 4 MaverickMeta |  Gemini Omni | Gemini 2.5 Pro | |
|---|---|---|---|---|
| Vendor | OpenAI | Meta | ||
| Family | o-series | Llama | Gemini | Gemini |
| Release date | 2025-04-16 | 2025-04-05 | 2026-05-20 | 2025-03-25 |
| Context window | 200,000 tokens | 1,000,000 tokens | 1,000,000 tokens | 2,000,000 tokens |
| Parameters | — | 400B | — | — |
| Modality | text, vision | text, vision | text, vision, audio, video | text, vision, audio, video |
| License | proprietary | Llama 4 Community License | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | Reasoning-focused model in the o-series. | Mixture-of-experts open-weight model from Meta. | Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model. | Predecessor to Gemini 3 Pro. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 80.5% | — | 84.1% |
| GPQA-D | 87.7% | — | — | 84.0% |
| AIME-25 | 88.9% | — | — | — |
| MMMU | — | 68.5% | 82.5% | 72.4% |
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Claude 4.8 Opusmax
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