GPT-5.1

Non-reasoning

Creator

OpenAI

Released

2025-11-13

Intelligence

27.4

Artificial Analysis Index

Coding

27.3

Artificial Analysis Index

In $/1M

$1.25

input tokens

Out $/1M

$10.00

output tokens

Blended $/1M

$3.44

3:1 blended

Speed

126

tokens / sec

Benchmark breakdown

Independent evaluation scores, normalized to 0–100.

GPQA Diamond
64
Humanity’s Last Exam
5
MMLU-Pro
80
SciCode
37
LiveCodeBench
49
MATH-500
AIME 2025
38
τ²-Bench (agentic)
46
Terminal-Bench Hard
23
IFBench
43
Via Artificial Analysis