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#34

Step 3.5 Flash

Stepfun Release: 2026-02-01 Tested on: 2026-04-11 00:35 stepfun/step-3.5-flash::medium
(medium) (none)

Score

7.9

Consistency

9.1

Reliability

N/A

Total Cost (Current Price)

$0.000

Total Output Tokens

227,511

Total Input Tokens

0

Input Price

$0.100 / 1M

Output Price

$0.300 / 1M

Tests Correct

Wrong Tests: 6

Attempt pass rate: 70.6%

Flaky tests

2

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

Response Time (avg)

26.78s

Response Time (max): 170.45s

Response Time (total): 294.58s

Did not follow instructions: 3 Wrong answer: 3

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-05-22 00:30 Suite changed 7.4 9.3 $0.015 Compare
2026-05-08 15:30 Suite changed 7.6 10.0 $0.011 Compare
2026-04-11 00:35 First recorded run 7.9 N/A $0.000 Current run

Run comparison

RunScoreConsistencyReliabilityTests CorrectFlaky testsTotal Output TokensTotal Input TokensTotal CostResponse Time (avg)
2026-04-11 00:35 · First recorded run7.99.1N/A11/172227,5110$0.00026.78s
2026-05-22 00:30 · Suite changed7.48.79.311/193263,8060$0.01543.29s
Difference+0.5+0.40-1-362950-$0.015-16508ms

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 3.5 FlashmediumvsKimi K2.6mediumFree AvailableStep 3.5 FlashmediumvsGLM 5.1mediumStep 3.5 FlashmediumvsGemini 3.1 Flash Lite PreviewnoneStep 3.5 FlashmediumvsGPT-5.3 ChatnoneStep 3.5 FlashmediumvsQwen3.5 Plus 2026-04-20mediumStep 3.5 FlashmediumvsMiMo-V2.5mediumStep 3.5 FlashmediumvsGemini 3 Flash PreviewmediumStep 3.5 FlashmediumvsGemini 3.5 FlashhighStep 3.5 FlashmediumvsRing-2.6-1TmediumStep 3.5 FlashmediumvsGemini 3.5 Flashlow

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 10.0 10.0
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 5.3 7.2
General Intelligence 5.5 10.0
Instructions following 8.5 6.8
Puzzle Solving 5.3 10.0
Tool Calling 10.0 10.0

Compared models