Grok 3
ECI#121
138Grok 3 is a closed-weights model from xAI, released April 9, 2025. It has an ECI score of 138 and ranks 121st of 251 tracked models. At the time of its release, it ranked 6th of 123 tracked models.
Grok 3 vs select alternatives
| Domain | Benchmark | Grok 3 | |||
|---|---|---|---|---|---|
ECI scoreBest score 167 | 138 | 130 | 139 | 137 | |
| Ranking | #121 | #150 | #120 | #127 | |
| Conceptual reasoning | SimpleBenchBest score 82% | ||||
ARC-AGI-2Best score 95% | |||||
ARC-AGI-1Best score 99% | |||||
| Long context | Fiction.liveBenchBest score 97% | ||||
| Mathematics | MATH Level 5Best score 98% | ||||
OTIS Mock AIME 2024-2025Best score 100% | |||||
| Science | GPQA DiamondBest score 96% | ||||
| Software engineering | Aider PolyglotBest score 88% | ||||
WeirdML (v2)Best score 94% |
