GPT-5 Nano (2025-08-07)
OpenAI · 2025-08-07
Immutable GPT-5 Nano API snapshot dated 2025-08-07 and evaluated on the Berkeley Function Calling Leaderboard v4.
Benchmark scores
| Benchmark | Score |
|---|---|
| BFCL v4 Overall Accuracy | 51.5 |
| Creative Writing v3 Elo | 851 |
| Creative Writing v3 Rubric Score | 9.7 |
| Judgemark v2.1 | 52.2 |
| Longform Creative Writing | 28.0 |