Grok 4
By xAI
xAI's Grok 4 series.
Variants & Performance
| Variant | Intelligence | Cost/Task | Speed | Context | Reasoning |
|---|---|---|---|---|---|
| 4.6 high | 44.4 | - | - | 1M | No |
| 4.20 0309 | 40 | - | - | 2M | No |
Sources
Evaluated and verified by the AI Leaderboard Intelligence Index v1.0. Last verified on 10/4/2026.