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Google: Gemini 3.5 Flash vs StepFun: Step 3.7 Flash

Summary

Gemini 3.5 Flash vs Step 3.7 Flash benchmark comparison: Gemini 3.5 Flash leads on average score with 9.1 vs 7.7. Step 3.7 Flash has the lower benchmark cost at $0.341 vs $0.582. Gemini 3.5 Flash is faster at 4.94s vs 15.74s, with pass rates of 87.3% vs 68.3%.

Recommended model: Gemini 3.5 Flash - It has the best score here (9.1), while responding about 3.2x faster than Step 3.7 Flash.

Last updated at: 2026-06-17

Metric Gemini 3.5 Flash Gemini 3.5 Flash medium Release: 2026-05-19 Step 3.7 Flash Step 3.7 Flash low Release: 2026-05-29
Score 9.1 7.7
Rank #8 #39
Reliability 10.0 10.0
Consistency 9.6 8.4
Tests Correct
Attempt pass rate 87.3% 68.3%
Flaky tests 1 4
Total Runs 63 63
Cost per result 3.229 2.840
Total Cost $0.582 $0.341
Input Price $1.500 / 1M $0.200 / 1M
Output Price $9.000 / 1M $1.150 / 1M
Total Input Tokens 36,936 40,101
Output Tokens 2,001 289,325
Reasoning Tokens 56,408 0
Response Time (avg) 4.94s 15.74s
Response Time (max) 18.07s 124.75s
Response Time (total) 103.79s 330.63s

Generation showcase

Hamster playing table tennis

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

#8 Gemini 3.5 Flash

medium
Cost
$0.201
Time
112.9s
Tokens
22,371 tok

#39 Step 3.7 Flash

low
Invalid SVG
Cost
$0.004
Time
25.3s
Tokens
3,072 tok

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) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.09s 492 171 3,385
Step 3.7 Flash 8.7 7.9 91.7% 1 4.02s 756 10,896 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 7.9 7.5 77.8% 1 12.63s 8,118 461 24,939
Step 3.7 Flash 8.2 7.2 88.9% 1 9.46s 7,437 18,685 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 12.05s 12,873 351 7,807
Step 3.7 Flash 10.0 10.0 100.0% 0 7.98s 13,683 6,426 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 4.07s 7,548 279 3,784
Step 3.7 Flash 7.3 5.8 83.3% 1 2.29s 7,398 2,667 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 7.7 10.0 66.7% 0 5.24s 633 12 8,047
Step 3.7 Flash 5.3 7.2 44.4% 1 43.31s 828 104,487 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.52s 486 115 1,144
Step 3.7 Flash 3.4 9.3 0.0% 0 7.00s 525 4,604 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 9.9 10.0 100.0% 0 2.70s 615 71 2,855
Step 3.7 Flash 9.8 10.0 100.0% 0 1.58s 735 1,857 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 7.7 10.0 66.7% 0 2.38s 558 295 2,747
Step 3.7 Flash 5.5 9.9 33.3% 0 1.84s 756 3,564 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 3.81s 5,457 234 455
Step 3.7 Flash 10.0 10.0 100.0% 0 3.25s 7,746 1,360 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.75s 156 12 1,245
Step 3.7 Flash 3.0 10.0 0.0% 0 124.75s 237 134,779 0

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