Grok 4.3 Beta: benchmark results
Provider: xAI. Released 2026-04-30. Access: API.
Aggregate Rating 1740 ± 31, rank #211 of 10916 rated models, from 3 benchmark results.
Strongest benchmark results
| Benchmark | Score | Metric | Percentile |
|---|---|---|---|
| Epoch AI - ECI | 150 | ECI Score | 73.8 |
| FrontierMath - Tiers 1-3 (v2) | 42.81 | Accuracy (%, 285 private v2 problems) | 52.6 |
| FrontierMath - Tier 4 (v2) | 14.63 | Accuracy (%, 41 private v2 problems) | 24.5 |
Interactive version: theaggregate.ai/model?slug=grok-4-3-beta · How It Works · Data refreshed daily, snapshot 2026-11-08.