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 o3OpenAI |  Gemini 3.5 Flash |  Grok 4xAI | Gemini 3.5 | |
|---|---|---|---|---|
| Vendor | OpenAI | xAI | ||
| Family | o-series | Gemini | Grok | Gemini |
| Release date | 2025-04-16 | 2026-05-20 | 2025-07-09 | 2026-05-20 |
| Context window | 200,000 tokens | — | 256,000 tokens | 2,000,000 tokens |
| Parameters | — | — | — | — |
| Modality | text, vision | text, vision, audio | text | text, vision, audio, video |
| License | proprietary | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary | proprietary |
| Description | Reasoning-focused model in the o-series. | Fast, low-cost tier of the Gemini 3.5 family announced at Google I/O 2026. June 2026 update added native computer-use capability, moving Flash from generation to agentic task execution. | — | 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 | — | — | 82.8% | 88.9% |
| GPQA-D | 87.7% | — | 87.5% | 91.2% |
| Aider | — | — | 72.5% | — |
| AIME-25 | 88.9% | — | 86.1% | 96.1% |
| LiveCB | — | — | 65.3% | — |
| MMMU | — | — | — | 86.0% |
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GPT-5.6 Solmax
Claude 4.8 Opusmax
Qwen3.7-MaxmaxGemini 3.5 Flash✓Gemini 3.5✓Gemini OmnimaxGPT-5.5max
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Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.