GPT-5.1

high

Creator

OpenAI

Released

2025-11-13

Intelligence

47.7

Artificial Analysis Index

Coding

44.7

Artificial Analysis Index

In $/1M

$1.25

input tokens

Out $/1M

$10.00

output tokens

Blended $/1M

$3.44

3:1 blended

Speed

148

tokens / sec

Benchmark breakdown

Independent evaluation scores, normalized to 0–100.

GPQA Diamond
87
Humanity’s Last Exam
27
MMLU-Pro
87
SciCode
43
LiveCodeBench
87
MATH-500
AIME 2025
94
τ²-Bench (agentic)
82
Terminal-Bench Hard
45
IFBench
73
Via Artificial Analysis