| 2 models | Go Gemini 3.1 Pro View → | Gr xAI Grok 4.3 View → |
|---|---|---|
| Maker | xAI | |
| Tier | Flagship | Flagship |
| Status | Default | Default |
| Context window | 2M ctx | 1M ctx |
| Knowledge cutoff | Dec 1, 2025 | — |
| Released | Feb 1, 2026 | Apr 30, 2026 |
| API string | gemini-3.1-pro | grok-4.3 |
| Note | Current flagship; 2M-token context window (largest production context of any model family), strong coding/reasoning/multimodal. GA February 2026. |
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