GPT-5 nano

medium

Creator

OpenAI

Released

2025-08-07

Intelligence

25.9

Artificial Analysis Index

Coding

22.9

Artificial Analysis Index

In $/1M

$0.05

input tokens

Out $/1M

$0.40

output tokens

Blended $/1M

$0.14

3:1 blended

Speed

187

tokens / sec

Benchmark breakdown

Independent evaluation scores, normalized to 0–100.

GPQA Diamond
67
Humanity’s Last Exam
8
MMLU-Pro
77
SciCode
34
LiveCodeBench
76
MATH-500
AIME 2025
78
τ²-Bench (agentic)
30
Terminal-Bench Hard
17
IFBench
66
Via Artificial Analysis