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Kwaipilot: KAT-Coder-Air V2.5 vs Poolside: Laguna XS 2.1

Summary

KAT-Coder-Air V2.5 (low) leads on average score with 5.4 vs 5.3. Laguna XS 2.1 has the lower benchmark cost at $0.008 vs $0.041. Laguna XS 2.1 is faster at 1.55s vs 10.09s, with pass rates of 45.5% vs 30.3%.

Recommended modelLaguna XS 2.1Its score stays close to the best score here (5.3 vs 5.4), while costing about 5.8x less than KAT-Coder-Air V2.5 (low).

Last updated at: 2026-07-17

Metric KAT-Coder-Air V2.5 KAT-Coder-Air V2.5 low Release: 2026-07-14 Laguna XS 2.1 Laguna XS 2.1 none Release: 2026-07-02 Free Available
Score 5.4 5.3
Rank #151 #153
Reliability 9.9 10.0
Consistency 7.4 9.0
Tests Correct
Attempt pass rate 45.5% 30.3%
Flaky tests 7 3
Total Runs 66 66
Cost per result 0.585 0.143
Total Cost $0.041 $0.008
Input Price $0.150 / 1M $0.060 / 1M
Output Price $0.600 / 1M $0.120 / 1M
Total Input Tokens 61,085 91,598
Output Tokens 5,905 13,377
Reasoning Tokens 46,990 0
Response Time (avg) 10.09s 1.55s
Response Time (max) 86.23s 19.02s
Response Time (total) 222.03s 34.19s

Generation showcase

Hamster playing table tennis

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

#151 KAT-Coder-Air V2.5

low
Cost
$0.004
Time
29.9s
Tokens
6,008 tok

#153 Laguna XS 2.1

none
Cost
$0.001
Time
27.6s
Tokens
4,344 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
KAT-Coder-Air V2.5 3.5 7.3 11.1% 1 11.06s 7,893 2,001 13,623
Laguna XS 2.1 4.3 7.8 22.2% 1 623ms 7,995 562 0

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