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#324

KAT Coder AIR V2.5

Kwaipilot Release: 2026-07-14 Tested on: 2026-10-01 02:59 kwaipilot/kat-coder-air-v2.5::medium
~35B total (~3B active)MoEClosedEstimated
(high) (medium) (low) (default)

Summary

KAT Coder AIR V2.5 scores 5.1 on AI BENCHY and ranks #324. It has 9.6 reliability, a 43.5% pass rate, $0.048 total cost, and 8.32s average response time.

What makes KAT Coder AIR V2.5 unique: It stands out most in Anti-AI Tricks, where it ranks #1, while Coding is its weakest area at #13.

Model facts

Researched on 2026-08-12

Estimated
Parameters
~35B total (~3B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. Weights were announced but were not available for the exact checkpoint at research time.

Parameter source Availability source

Score

5.1

Consistency

8.9

Reliability

9.6

Total Cost (Current Price)

$0.048

Total Output Tokens

66,576

Total Input Tokens

51,369

Input Price

$0.150 / 1M

Output Price

$0.600 / 1M

Cache Read Price

N/A

Cache Write Price

N/A

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

Tests Correct

Wrong Tests: 15

Attempt pass rate: 43.5%

Flaky tests

3

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

8.32s

Response Time (max): 48.19s

Response Time (total): 191.40s

Wrong answer: 10 API error: 2 Extra formatting: 1 Did not follow instructions: 1 Timed out: 1

Hamster playing table tennis

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

#324 KAT Coder AIR V2.5

medium
Cost
$0.003
Time
23.7s
Tokens
4,924 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-10-01 02:59 Re-test 5.1 9.6 $0.048 Current run
2026-07-16 23:34 New test added 5.6 9.9 $0.048 Compare
2026-07-14 11:05 Initial run 6.2 9.7 $0.045 Compare

This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.

Price History

Historical pricing data for this model from OpenRouter.

Date Input Price Output Price Cache Read Price Cache Write Price
2026-08-14 12:51 $0.150 / 1M $0.600 / 1M N/A N/A

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

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Category Breakdown

Category Score Consistency Tests Correct
Agentic 3.0 10.0
Anti-AI Tricks 8.7 8.0
Coding 3.6 7.0
Combined 6.5 10.0
Data parsing and extraction 6.5 10.0
Domain specific 3.0 10.0
General Intelligence 5.0 10.0
Instructions following 10.0 10.0
Puzzle Solving 3.6 7.2
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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