AI BENCHY Compare

Kwaipilot: KAT-Coder-Pro V2.5 vs OpenAI: GPT-5.4 Nano

Summary

KAT-Coder-Pro V2.5 (high) leads on average score with 7.7 vs 7.5. GPT-5.4 Nano (medium) has the lower benchmark cost at $0.107 vs $0.246. GPT-5.4 Nano (medium) is faster at 11.95s vs 12.30s, with pass rates of 63.5% vs 63.5%.

Recommended modelGPT-5.4 Nano (medium)Its score stays close to the best score here (7.5 vs 7.7), while costing about 2.3x less than KAT-Coder-Pro V2.5 (high).

Last updated at: 2026-07-14

Metric	KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 high Release: 2026-07-14	GPT-5.4 Nano GPT-5.4 Nano medium Release: 2026-03-17

Metric	KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 high Release: 2026-07-14	GPT-5.4 Nano GPT-5.4 Nano medium Release: 2026-03-17
Score	7.7	7.5
Rank	#53	#62
Reliability	10.0	10.0
Consistency	8.1	8.4
Tests Correct
Attempt pass rate	63.5%	63.5%
Flaky tests	5	4
Total Runs	63	63
Cost per result	2.228	0.969
Total Cost	$0.246	$0.107
Input Price	$0.740 / 1M	$0.200 / 1M
Output Price	$2.960 / 1M	$1.250 / 1M
Total Input Tokens	42,750	35,434
Output Tokens	2,509	3,014
Reasoning Tokens	69,594	76,520
Response Time (avg)	12.30s	11.95s
Response Time (max)	95.65s	94.06s
Response Time (total)	258.34s	250.98s

Generation showcase

Hamster playing table tennis

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

#53 KAT-Coder-Pro V2.5

high

Cost: $0.009
Time: 26.4s
Tokens: 3,117 tok

#62 GPT-5.4 Nano

medium

Cost: $0.007
Time: 24.6s
Tokens: 4,943 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	7.0	8.0	66.7%	1		3.17s	672	447	2,716
GPT-5.4 Nano	8.3	10.0	75.0%	0		4.52s	606	683	2,254

Coding	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	7.9	44.4%	1		22.00s	7,893	422	20,461
GPT-5.4 Nano	6.1	4.7	66.7%	2		19.12s	7,305	516	20,778

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		13.44s	15,132	394	2,807
GPT-5.4 Nano	9.8	10.0	100.0%	0		24.13s	12,345	349	5,719

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		4.13s	7,776	278	1,960
GPT-5.4 Nano	10.0	10.0	100.0%	0		2.54s	7,140	234	516

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	2.9	4.4	22.2%	2		35.33s	771	33	35,701
GPT-5.4 Nano	5.9	7.2	55.6%	1		38.18s	619	60	43,325

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	5.1	10.0	0.0%	0		3.27s	516	139	647
GPT-5.4 Nano	4.5	10.0	0.0%	0		4.15s	477	179	443

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	9.9	10.0	100.0%	0		2.67s	699	84	976
GPT-5.4 Nano	9.8	10.0	100.0%	0		1.88s	660	95	521

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	8.2	7.2	88.9%	1		3.38s	696	428	1,936
GPT-5.4 Nano	4.1	7.2	22.2%	1		3.79s	642	594	1,408

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		28.04s	8,391	268	896
GPT-5.4 Nano	10.0	10.0	100.0%	0		7.71s	5,445	234	382

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		5.22s	204	16	1,494
GPT-5.4 Nano	3.0	10.0	0.0%	0		4.81s	195	70	1,174

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