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OpenAI: GPT-5.5 vs Xiaomi: MiMo-V2.5-Pro

The average score is effectively tied at 6.9 vs 6.9. MiMo-V2.5-Pro (medium) has the lower benchmark cost at $0.187 vs $0.544. GPT-5.5 is faster at 2.36s vs 33.92s, with pass rates of 56.1% vs 66.7%.

Recommended modelGPT-5.5It has the best score here (6.9), while responding about 14.4x faster than MiMo-V2.5-Pro (medium).

Last updated at: 2026-07-17

Metric GPT-5.5 GPT-5.5 none Release: 2026-04-24 MiMo-V2.5-Pro MiMo-V2.5-Pro medium Release: 2026-04-22
Score 6.9 6.9
Rank #84 #81
Reliability 10.0 10.0
Consistency 8.9 8.2
Tests Correct
Attempt pass rate 56.1% 66.7%
Flaky tests 3 5
Total Runs 66 66
Cost per result 4.945 3.218
Total Cost $0.544 $0.187
Input Price $5.000 / 1M $0.435 / 1M
Output Price $30.000 / 1M $0.870 / 1M
Total Input Tokens 79,285 139,883
Output Tokens 4,915 15,521
Reasoning Tokens 0 130,992
Response Time (avg) 2.36s 33.92s
Response Time (max) 12.24s 197.54s
Response Time (total) 51.88s 746.19s

Hamster playing table tennis

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

#84 GPT-5.5

none
Cost
$0.090
Time
54.3s
Tokens
3,063 tok

#81 MiMo-V2.5-Pro

medium
Invalid SVG
Cost
$0.000
Time
300.0s
Tokens
0 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-5.5 5.5 10.0 33.3% 0 1.35s 7,305 462 0
MiMo-V2.5-Pro 6.2 4.7 66.7% 2 92.07s 6,543 780 51,218

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