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 Gemini 3 Pro |  Grok 4xAI | |
|---|---|---|
| Vendor | xAI | |
| Family | Gemini | Grok |
| Release date | 2026-04-22 | 2025-07-09 |
| Context window | 2,000,000 tokens | 256,000 tokens |
| Parameters | — | — |
| Modality | text, vision, audio, video | text |
| License | proprietary | proprietary |
| Source | proprietary | proprietary |
| Description | 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 | ||
| Benchmarks | ||
| MMLU-Pro | 87.1% | 82.8% |
| GPQA-D | 88.6% | 87.5% |
| HumanEval | 96.5% | — |
| Aider | 84.8% | 72.5% |
| AIME-25 | 92.8% | 86.1% |
| LiveCB | 76.1% | 65.3% |
| MMMU | 84.3% | — |
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