GPT-4o mini is a closed-weights model from OpenAI, released July 18, 2024. It has an ECI score of 127 and ranks 170th of 249 tracked models. At the time of its release, it ranked 6th of 71 tracked models. At $0.15/Mtok for input tokens and $0.60/Mtok for output tokens, it is less expensive per token than similarly-capable models.
| Domain | Benchmark | ||||
|---|---|---|---|---|---|
ECI scoreBest score 166 | 127 | 126 | 127 | 129 | |
| Ranking | #170 | #171 | #165 | #161 | |
| Conceptual reasoning | LMCABest score 63.3 | 10.4 | 9.8 | — | — |
SimpleBenchBest score 81.9% | |||||
DTBenchBest score 98.4% | |||||
| Games | Chess PuzzlesBest score 72.0% | ||||
| Mathematics | FrontierMath Tiers 1-3 (v2)Best score 93.7% | ||||
MATH Level 5Best score 98.1% | |||||
OTIS Mock AIME 2024-2025Best score 100.0% | |||||
| Science | GPQA DiamondBest score 95.8% | ||||
| Software engineering | WeirdML (v2)Best score 92.9% |