GPT 5 Nano

Release Date: 8/7/2025

Accuracy (Average)

54.31%

Latency (Average)

389.09s

Avg. Cost (In/Out)

0.05 / 0.4

Context Window

400k

Max Output Tokens

128k

Input Modality

Hyperparameter settings
Default Provider : OpenAI

Temperature

Default

Top P

Default

Top K

Default

Max Output Tokens

128,000

Reasoning Effort

high

Benchmarks

Accuracy

Rankings

0.0%

± 1.95
59/ 68

0.0%

± 1.89
47/ 66

0.0%

± 0.97
63/ 81

0.0%

± 3.25
27/ 43

0.0%

± 2.83
53/ 62

0.0%

± 0.91
87/ 123

0.0%

± 2.46
86/ 117

0.0%

± 0.93
70/ 123

0.0%

± 0.47
118/ 120

0.0%

± 0.41
87/ 116

0.0%

± 1.09
53/ 77
Contact us
Or send us an email at contact@vals.ai

License type:

Proprietary (contact us to get access)
Industry Partner
Academic

Read our methodology.