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Meta | xAI | |||
|---|---|---|---|---|
| Vendor | Meta | xAI | ||
| Family | Llama | Gemini | Gemini | Grok |
| Release date | 2025-04-05 | 2026-04-22 | 2026-05-20 | 2025-07-09 |
| Context window | 1,000,000 tokens | 2,000,000 tokens | 2,000,000 tokens | 256,000 tokens |
| Parameters | 400B | — | — | — |
| Modality | text, vision | text, vision, audio, video | text, vision, audio, video | text |
| License | Llama 4 Community License | proprietary | proprietary | proprietary |
| Source | open weights | proprietary | proprietary | proprietary |
| Description | Mixture-of-experts open-weight model from Meta. | 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. | 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 | 80.5% | 87.1% | 88.9% | 82.8% |
| GPQA-D | — | 88.6% | 91.2% | 87.5% |
| HumanEval | — | 96.5% | — | — |
| Aider | — | 84.8% | — | 72.5% |
| AIME-25 | — | 92.8% | 96.1% | 86.1% |
| LiveCB | — | 76.1% | — | 65.3% |
| MMMU | 68.5% | 84.3% | 86.0% | — |
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