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Google: Gemini 3.1 Flash Lite vs Kwaipilot: KAT-Coder-Air V2.5

Summary

KAT-Coder-Air V2.5 (high) leads on average score with 6.2 vs 6.1. Gemini 3.1 Flash Lite (minimal) has the lower benchmark cost at $0.013 vs $0.064. Gemini 3.1 Flash Lite (minimal) is faster at 1.33s vs 11.02s, with pass rates of 54.0% vs 46.0%.

Recommended modelGemini 3.1 Flash Lite (minimal)Its score stays close to the best score here (6.1 vs 6.2), while costing about 4.9x less than KAT-Coder-Air V2.5 (high).

Last updated at: 2026-07-14

Metric Gemini 3.1 Flash Lite Gemini 3.1 Flash Lite minimal Release: 2026-05-08 KAT-Coder-Air V2.5 KAT-Coder-Air V2.5 high Release: 2026-07-14
Score 6.1 6.2
Rank #116 #110
Reliability 10.0 9.7
Consistency 8.8 7.6
Tests Correct
Attempt pass rate 54.0% 46.0%
Flaky tests 3 6
Total Runs 63 63
Cost per result 0.130 0.910
Total Cost $0.013 $0.064
Input Price $0.250 / 1M $0.150 / 1M
Output Price $1.500 / 1M $0.600 / 1M
Total Input Tokens 36,973 41,748
Output Tokens 2,487 3,894
Reasoning Tokens 0 91,773
Response Time (avg) 1.33s 11.02s
Response Time (max) 4.49s 104.98s
Response Time (total) 27.91s 231.37s

Generation showcase

Hamster playing table tennis

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

#116 Gemini 3.1 Flash Lite

minimal
Cost
$0.001
Time
3.7s
Tokens
635 tok

#110 KAT-Coder-Air V2.5

high
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
Gemini 3.1 Flash Lite 5.5 10.0 33.3% 0 831ms 8,126 666 0
KAT-Coder-Air V2.5 4.3 7.3 11.1% 1 39.07s 6,948 1,166 55,883

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