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KAT Coder AIR V2.5 (low) vs Laguna S 2.1 (medium)

Laguna S 2.1 (medium) leads on average score with 5.0 vs 5.0. KAT Coder AIR V2.5 (low) has the lower benchmark cost at $0.046 vs $0.092. KAT Coder AIR V2.5 (low) is faster at 10.21s vs 63.06s, with pass rates of 42.0% vs 24.6%.

Last updated at: 2026-10-19

Compared models

Rank
#354
Total Output Tokens
60,414
Response Time (avg)
10.21s
Total Cost
$0.046
Rank
#349
Total Output Tokens
294,040
Response Time (avg)
63.06s
Total Cost
$0.092
Recommended model KAT Coder AIR V2.5 (low)

Its score stays close to the best score here (5.0 vs 5.0), while costing about 2.0x less than Laguna S 2.1 (medium).

Detailed comparison

Metric KAT Coder AIR V2.5 KAT Coder AIR V2.5 low Release: 2026-07-14 Laguna S 2.1 Laguna S 2.1 medium Release: 2026-07-21 Free Available
Score 5.0 5.0
Rank #354 #349
Reliability 9.9 10.0
Consistency 7.8 8.5
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 42.0% 24.6%
Flaky tests 6 4
Total Runs 69 69
Cost per result 0.649 1.987
Total Cost $0.046 $0.092
Input Price $0.150 / 1M $0.090 / 1M
Output Price $0.600 / 1M $0.180 / 1M
Cache Read Price N/A $0.009 / 1M
Cache Write Price N/A N/A
Total Input Tokens 61,094 230,291
Output Tokens 6,532 99,030
Reasoning Tokens 53,882 287,794
Response Time (avg) 10.21s 63.06s
Response Time (max) 86.23s 560.31s
Response Time (total) 234.86s 1450.31s
Parameters ~35B total (~3B active) 118B total (8B active)
Availability Closed Weights available

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#354 KAT Coder AIR V2.5

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

#349 Laguna S 2.1

medium
Cost
$0.001
Time
4.0s
Tokens
867 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 S 2.1 5.3 7.2 44.4% 1 158.98s 7,917 93,354 106,718

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