GPT-5
ECI#47
150GPT-5 is a closed-weights model from OpenAI, released August 7, 2025. It has an ECI score of 150 and ranks 47th of 249 tracked models. At the time of its release, it ranked 1st of 159 tracked models.
GPT-5 vs select alternatives
| Domain | Benchmark | GPT-5 | |||
|---|---|---|---|---|---|
ECI scoreBest score 166 | 150 | 147 | 146 | 145 | |
| Ranking | #47 | #57 | #66 | #76 | |
| Conceptual reasoning | ARC-AGI-2Best score 95% | ||||
| Games | Chess PuzzlesBest score 72% | ||||
| Mathematics | FrontierMath Tiers 1-3 (v2)Best score 94% | ||||
FrontierMath Tier 4 (v2)Best score 98% | |||||
OTIS Mock AIME 2024-2025Best score 100% | |||||
| Science | Humanity's Last ExamBest score 47% | ||||
GPQA DiamondBest score 96% | |||||
| Software engineering | METR Time HorizonsBest score 17 hr 25 min | 3 hr 23 min | — | 1 hr 50 min | 38 min 44 sec |
SWE-bench VerifiedBest score 83% |
