Navigate
AI BENCHY
Your ad here

AI BENCHY Compare

StepFun: Step 3.5 Flash vs HY3 Preview

Last updated at: 2026-04-29

Metric Step 3.5 Flash Step 3.5 Flash medium Release: 2026-02-01 HY3 Preview HY3 Preview low Release: 2026-04-22 Free Available
Score 7.9 8.1
Rank #40 #27
Reliability N/A N/A
Consistency 9.1 9.5
Tests Correct
Attempt pass rate 70.6% 75.9%
Flaky tests 2 1
Total Runs 49 50
Cost per result 0.000 0.000
Total Cost $0.000 $0.000
Input Price $0.100 / 1M $0.000 / 1M
Output Price $0.300 / 1M $0.000 / 1M
Output Tokens 71,904 65,778
Reasoning Tokens 155,607 0
Response Time (avg) 26.78s 23.98s
Response Time (max) 170.45s 78.74s
Response Time (total) 294.58s 407.72s

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 13.56s 14,376 17,668
HY3 Preview 10.0 10.0 100.0% 0 16.61s 7,905 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 29.57s 1,176 12,984
HY3 Preview 10.0 10.0 100.0% 0 78.74s 12,975 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 15.01s 600 13,886
HY3 Preview 6.5 10.0 50.0% 0 5.85s 1,022 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 5.3 7.2 44.4% 1 170.45s 45,350 90,436
HY3 Preview 5.9 7.2 55.6% 1 40.44s 23,121 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 5.5 10.0 0.0% 0 6.54s 2,214 2,584
HY3 Preview 10.0 10.0 100.0% 0 16.44s 2,185 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 8.5 6.8 83.3% 1 4.98s 2,284 3,412
HY3 Preview 10.0 10.0 100.0% 0 15.98s 2,475 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 5.3 10.0 33.3% 0 7.72s 5,629 10,835
HY3 Preview 5.3 10.0 33.3% 0 13.73s 6,985 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash 10.0 10.0 100.0% 0 11.91s 275 3,802
HY3 Preview 10.0 10.0 100.0% 0 17.84s 1,203 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Step 3.5 Flash - - - - - - - -
HY3 Preview 10.0 10.0 100.0% 0 27.94s 7,907 0

Quick Compare

Switch Comparison Pair