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#74

Step 3.7 Flash

Stepfun Release: 2026-05-29 Tested on: 2026-05-29 11:53 stepfun/step-3.7-flash::high
(high) (medium) (low)

Summary

Step 3.7 Flash scores 7.1 on AI BENCHY and ranks #74. It has 9.9 reliability, a 65.8% pass rate, $0.960 total cost, and 49.43s average response time.

Score

7.1

Consistency

8.2

Reliability

9.9

Total Cost (Current Price)

$0.960

Total Output Tokens

828,084

Total Input Tokens

0

Input Price

$0.200 / 1M

Output Price

$1.150 / 1M

Tests Correct

Wrong Tests: 9

Attempt pass rate: 65.8%

Flaky tests

4

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

49.43s

Response Time (max): 192.75s

Response Time (total): 988.58s

Wrong answer: 6 No answer: 3

Generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#74 Step 3.7 Flash

high
Cost
$0.007
Time
63.6s
Tokens
6,030 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-06-04 14:10 New test added 7.0 10.0 $1.148 Compare
2026-05-29 11:53 Initial run 7.1 9.9 $0.960 Current run

Run comparison

RunScoreConsistencyReliabilityTests CorrectFlaky testsTotal Output TokensTotal Input TokensTotal CostResponse Time (avg)
2026-05-29 11:53 · Initial run7.18.29.911/204828,0840$0.96049.43s
2026-06-04 14:10 · New test added7.08.210.011/214991,35538,391$1.14864.46s
Difference+0.10.0-0.100-163271-38391-$0.189-15027ms

These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

Step 3.7 FlashhighvsClaude Opus 4.8noneStep 3.7 FlashhighvsGemma 4 26B A4BmediumFree AvailableStep 3.7 FlashhighvsQwen3.7 PlusnoneStep 3.7 FlashhighvsClaude Sonnet 4.6noneStep 3.7 FlashhighvsGLM 5.2noneStep 3.7 FlashhighvsGemini 3.5 FlashhighStep 3.7 FlashhighvsGemini 3 Flash PreviewmediumStep 3.7 FlashhighvsNemotron 3 Ultra 550b A55bmediumFree AvailableStep 3.7 FlashhighvsGPT-5.5low

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 10.0 10.0
Coding 3.6 4.6
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 4.1 4.4
General Intelligence 5.5 10.0
Instructions following 9.8 10.0
Puzzle Solving 5.3 7.2
Tool Calling 10.0 10.0
Trivia 3.0 10.0

Compared models