AI BENCHY Compare

Kwaipilot: KAT-Coder-Air V2.5 vs Qwen: Qwen3.5-Flash

Summary

Qwen3.5-Flash leads on average score with 6.1 vs 6.0. Qwen3.5-Flash has the lower benchmark cost at $0.005 vs $0.030. Qwen3.5-Flash is faster at 3.58s vs 6.47s, with pass rates of 46.0% vs 39.7%.

Recommended modelQwen3.5-FlashIt has the best score here (6.1), while costing about 7.2x less than KAT-Coder-Air V2.5 (low).

Last updated at: 2026-07-14

Metric	KAT-Coder-Air V2.5 KAT-Coder-Air V2.5 low Release: 2026-07-14	Qwen3.5-Flash Qwen3.5-Flash none Release: 2026-02-24

Metric	KAT-Coder-Air V2.5 KAT-Coder-Air V2.5 low Release: 2026-07-14	Qwen3.5-Flash Qwen3.5-Flash none Release: 2026-02-24
Score	6.0	6.1
Rank	#124	#119
Reliability	9.7	10.0
Consistency	7.6	9.7
Tests Correct
Attempt pass rate	46.0%	39.7%
Flaky tests	6	1
Total Runs	63	63
Cost per result	0.427	0.075
Total Cost	$0.030	$0.005
Input Price	$0.150 / 1M	$0.065 / 1M
Output Price	$0.600 / 1M	$0.260 / 1M
Total Input Tokens	42,464	46,439
Output Tokens	4,227	4,276
Reasoning Tokens	34,864	0
Response Time (avg)	6.47s	3.58s
Response Time (max)	25.49s	27.18s
Response Time (total)	135.80s	75.28s

Generation showcase

Hamster playing table tennis

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

#124 KAT-Coder-Air V2.5

low

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

#119 Qwen3.5-Flash

none

Cost: $0.003
Time: 47.4s
Tokens: 7,799 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

Category:

Anti-AI Tricks	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	7.3	5.8	83.3%	2		3.50s	672	422	1,548
Qwen3.5-Flash	3.5	8.3	8.3%	1		1.32s	696	690	0

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
Qwen3.5-Flash	5.5	10.0	33.3%	0		850ms	7,913	519	0

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	10.0	10.0	100.0%	0		25.49s	15,132	368	5,707
Qwen3.5-Flash	3.0	10.0	0.0%	0		6.22s	18,879	1,794	0

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	6.5	10.0	50.0%	0		2.82s	7,776	261	1,069
Qwen3.5-Flash	10.0	10.0	100.0%	0		1.57s	7,794	243	0

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	2.9	7.2	11.1%	1		4.99s	553	310	3,332
Qwen3.5-Flash	7.7	10.0	66.7%	0		905ms	789	15	0

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	5.0	10.0	0.0%	0		10.11s	516	142	596
Qwen3.5-Flash	10.0	10.0	100.0%	0		803ms	522	100	0

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	9.8	10.0	100.0%	0		1.64s	699	89	640
Qwen3.5-Flash	6.3	10.0	50.0%	0		8.81s	711	63	0

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	3.1	4.6	22.2%	2		1.57s	696	294	796
Qwen3.5-Flash	3.1	10.0	0.0%	0		10.89s	714	579	0

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	10.0	10.0	100.0%	0		4.47s	8,391	330	1,065
Qwen3.5-Flash	10.0	10.0	100.0%	0		3.67s	8,211	264	0

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Air V2.5	3.0	10.0	0.0%	0		19.98s	136	10	6,488
Qwen3.5-Flash	3.0	10.0	0.0%	0		588ms	210	9	0

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