GPT-5 nano

high

Creator

OpenAI

Released

2025-08-07

Intelligence

26.8

Artificial Analysis Index

Coding

20.3

Artificial Analysis Index

In $/1M

$0.05

input tokens

Out $/1M

$0.40

output tokens

Blended $/1M

$0.14

3:1 blended

Speed

181

tokens / sec

Benchmark breakdown

Independent evaluation scores, normalized to 0–100.

GPQA Diamond
68
Humanity’s Last Exam
8
MMLU-Pro
78
SciCode
37
LiveCodeBench
79
MATH-500
AIME 2025
84
τ²-Bench (agentic)
37
Terminal-Bench Hard
12
IFBench
68
Via Artificial Analysis