Step 3.7 Flash

Creator

StepFun

Released

2026-05-29

Intelligence

42.6

Artificial Analysis Index

Coding

37.1

Artificial Analysis Index

In $/1M

$0.20

input tokens

Out $/1M

$1.15

output tokens

Blended $/1M

$0.44

3:1 blended

Speed

175

tokens / sec

Benchmark breakdown

Independent evaluation scores, normalized to 0–100.

GPQA Diamond
81
Humanity’s Last Exam
20
MMLU-Pro
SciCode
40
LiveCodeBench
MATH-500
AIME 2025
τ²-Bench (agentic)
99
Terminal-Bench Hard
36
IFBench
67
Via Artificial Analysis