AI BENCHY Compare

Kwaipilot: KAT-Coder-Pro V2.5 vs Qwen: Qwen3.5-27B

Summary

KAT-Coder-Pro V2.5 (low) leads on average score with 8.0 vs 7.9. KAT-Coder-Pro V2.5 (low) has the lower benchmark cost at $0.220 vs $0.536. KAT-Coder-Pro V2.5 (low) is faster at 10.44s vs 68.39s, with pass rates of 71.4% vs 73.0%.

Recommended modelKAT-Coder-Pro V2.5 (low)It has the best score here (8.0), while costing about 2.4x less than Qwen3.5-27B (medium).

Last updated at: 2026-07-14

Metric	KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 low Release: 2026-07-14	Qwen3.5-27B Qwen3.5-27B medium Release: 2026-02-24

Metric	KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 low Release: 2026-07-14	Qwen3.5-27B Qwen3.5-27B medium Release: 2026-02-24
Score	8.0	7.9
Rank	#35	#36
Reliability	9.9	10.0
Consistency	7.3	8.5
Tests Correct
Attempt pass rate	71.4%	73.0%
Flaky tests	7	4
Total Runs	63	63
Cost per result	1.991	4.901
Total Cost	$0.220	$0.536
Input Price	$0.740 / 1M	$0.195 / 1M
Output Price	$2.960 / 1M	$1.560 / 1M
Total Input Tokens	42,750	42,164
Output Tokens	2,167	8,534
Reasoning Tokens	61,133	329,289
Response Time (avg)	10.44s	68.39s
Response Time (max)	51.34s	234.36s
Response Time (total)	219.17s	1436.24s

Generation showcase

Hamster playing table tennis

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

#35 KAT-Coder-Pro V2.5

low

Cost: $0.016
Time: 47.6s
Tokens: 5,182 tok

#36 Qwen3.5-27B

medium

Cost: $0.008
Time: 62.0s
Tokens: 3,099 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-Pro V2.5	6.9	5.8	75.0%	2		4.20s	672	277	4,228
Qwen3.5-27B	8.7	7.9	91.7%	1		19.75s	672	569	31,505

Coding	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	7.8	10.0	66.7%	0		24.87s	7,893	402	24,945
Qwen3.5-27B	6.2	7.1	55.6%	1		160.69s	7,895	6,381	89,388

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	10.0	10.0	100.0%	0		14.59s	15,132	394	3,391
Qwen3.5-27B	10.0	10.0	100.0%	0		163.96s	14,946	483	9,991

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	10.0	10.0	100.0%	0		4.19s	7,776	288	1,917
Qwen3.5-27B	10.0	10.0	100.0%	0		30.26s	7,782	270	16,150

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	4.1	4.4	44.5%	2		17.52s	771	35	16,877
Qwen3.5-27B	5.3	10.0	33.3%	0		79.53s	553	43	52,368

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	4.1	2.7	33.3%	1		2.32s	516	99	412
Qwen3.5-27B	6.1	3.1	66.7%	1		101.41s	524	70	23,147

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	10.0	10.0	100.0%	0		2.53s	699	83	1,008
Qwen3.5-27B	10.0	10.0	100.0%	0		19.66s	699	97	11,638

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	6.4	4.4	77.8%	2		3.11s	696	289	1,820
Qwen3.5-27B	8.2	7.7	77.8%	1		59.60s	696	242	70,096

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	10.0	10.0	100.0%	0		18.45s	8,391	282	834
Qwen3.5-27B	10.0	10.0	100.0%	0		7.45s	8,193	348	1,323

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
KAT-Coder-Pro V2.5	3.0	10.0	0.0%	0		17.06s	204	18	5,701
Qwen3.5-27B	3.0	10.0	0.0%	0		85.11s	204	31	23,683

Quick Compare

Switch Comparison Pair