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Google: Gemini 3 Flash Preview vs StepFun: Step 3.5 Flash

Last updated at: 2026-06-03

Metric Gemini 3 Flash Preview Gemini 3 Flash Preview none Release: 2025-12-17 Step 3.5 Flash Step 3.5 Flash medium Release: 2026-02-01
Score 7.7 7.4
Rank #39 #55
Reliability 10.0 10.0
Consistency 9.2 9.4
Tests Correct
Attempt pass rate 70.0% 59.7%
Flaky tests 2 1
Total Runs 60 57
Cost per result 0.175 0.133
Total Cost $0.023 $0.062
Input Price $0.500 / 1M $0.090 / 1M
Output Price $3.000 / 1M $0.300 / 1M
Total Input Tokens 34,008 33,555
Output Tokens 1,879 90,478
Reasoning Tokens 0 173,544
Response Time (avg) 1.70s 43.20s
Response Time (max) 3.56s 170.45s
Response Time (total) 22.05s 561.54s

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Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 8.3 10.0 75.0% 0 1.25s 498 214 0
Step 3.5 Flash 10.0 10.0 100.0% 0 40.57s 694 20,391 24,176
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 6.8 10.0 50.0% 0 2.19s 5,119 447 0
Step 3.5 Flash 3.5 7.8 0.0% 0 62.83s 1,335 12,098 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 4.7 1.6 66.7% 1 3.56s 12,862 350 0
Step 3.5 Flash 10.0 10.0 100.0% 0 29.57s 13,638 1,176 12,984
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 1.41s 7,263 279 0
Step 3.5 Flash 10.0 10.0 100.0% 0 15.01s 7,368 600 13,886
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 7.7 10.0 66.7% 0 963ms 643 18 0
Step 3.5 Flash 5.3 7.2 44.4% 1 170.45s 673 45,350 90,436
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 1.13s 490 104 0
Step 3.5 Flash 5.5 10.0 0.0% 0 22.39s 509 240 3,506
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 6.4 5.8 66.7% 1 1.58s 619 74 0
Step 3.5 Flash 8.3 10.0 50.0% 0 4.78s 705 2,364 3,521
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 7.7 10.0 66.7% 0 1.05s 574 144 0
Step 3.5 Flash 5.3 10.0 33.3% 0 7.22s 711 5,630 10,861
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 3.35s 5,784 234 0
Step 3.5 Flash 10.0 10.0 100.0% 0 11.91s 7,701 275 3,802
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 3.0 10.0 0.0% 0 1.07s 156 15 0
Step 3.5 Flash 3.0 10.0 0.0% 0 108.45s 221 2,354 10,372

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