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 Llama 4 ScoutMeta |  GPT-5.5OpenAI |  Gemini 3.5 | |
|---|---|---|---|
| Vendor | Meta | OpenAI | |
| Family | Llama | GPT | Gemini |
| Release date | 2025-04-05 | 2026-04-23 | 2026-05-20 |
| Context window | 10,000,000 tokens | 400,000 tokens | 2,000,000 tokens |
| Parameters | 109B | — | — |
| Modality | text, vision | text, vision, audio | text, vision, audio, video |
| License | Llama 4 Community License | proprietary | proprietary |
| Source | open weights | proprietary | proprietary |
| Description | — | OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning. | 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 | — | 87.6% | 88.9% |
| GPQA-D | — | 89.4% | 91.2% |
| HumanEval | — | 96.8% | — |
| Aider | — | 89.7% | — |
| AIME-25 | — | 94.2% | 96.1% |
| LiveCB | — | 78.9% | — |
| MMMU | — | 78.4% | 86.0% |
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