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OpenAI: GPT-5.6 Sol vs StepFun: Step 3.7 Flash

The average score is effectively tied at 6.9 vs 6.9. GPT-5.6 Sol has the lower benchmark cost at $0.524 vs $1.207. GPT-5.6 Sol is faster at 2.16s vs 64.68s, with pass rates of 59.1% vs 63.6%.

Recommended modelGPT-5.6 SolIt has the best score here (6.9), while costing about 2.3x less than Step 3.7 Flash (high).

Last updated at: 2026-07-17

Metric GPT-5.6 Sol GPT-5.6 Sol none Release: 2026-07-09 Step 3.7 Flash Step 3.7 Flash high Release: 2026-05-29
Score 6.9 6.9
Rank #80 #83
Reliability 10.0 10.0
Consistency 9.0 8.0
Tests Correct
Attempt pass rate 59.1% 63.6%
Flaky tests 3 5
Total Runs 66 66
Cost per result 4.761 10.973
Total Cost $0.524 $1.207
Input Price $5.000 / 1M $0.200 / 1M
Output Price $30.000 / 1M $1.150 / 1M
Total Input Tokens 78,593 98,691
Output Tokens 4,357 1,032,395
Reasoning Tokens 0 0
Response Time (avg) 2.16s 64.68s
Response Time (max) 12.81s 364.99s
Response Time (total) 47.62s 1423.01s

Hamster playing table tennis

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

#80 GPT-5.6 Sol

none
Cost
$0.116
Time
78.7s
Tokens
3,944 tok

#83 Step 3.7 Flash

high
Cost
$0.007
Time
63.6s
Tokens
6,030 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.6 Sol 5.5 10.0 33.3% 0 1.39s 7,302 390 0
Step 3.7 Flash 4.0 6.0 22.2% 1 206.21s 6,057 327,340 0

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