AI BENCHY Compare

Kwaipilot: KAT-Coder-Pro V2.5 vs Nemotron 3 Ultra 550b A55b

Summary

Nemotron 3 Ultra 550b A55b (medium) leads on average score with 8.1 vs 7.7. Nemotron 3 Ultra 550b A55b (medium) has the lower benchmark cost at $0.158 vs $0.246. KAT-Coder-Pro V2.5 (high) is faster at 12.30s vs 15.05s, with pass rates of 63.5% vs 69.8%.

Recommended modelNemotron 3 Ultra 550b A55b (medium)It has the best score here (8.1), while costing about 1.6x 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	Nemotron 3 Ultra 550b A55b Nemotron 3 Ultra 550b A55b medium Release: 2026-06-04 Free Available

Metric	KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 high Release: 2026-07-14	Nemotron 3 Ultra 550b A55b Nemotron 3 Ultra 550b A55b medium Release: 2026-06-04 Free Available
Score	7.7	8.1
Rank	#53	#31
Reliability	10.0	9.7
Consistency	8.1	8.8
Tests Correct
Attempt pass rate	63.5%	69.8%
Flaky tests	5	3
Total Runs	63	63
Cost per result	2.228	0.000
Total Cost	$0.246	$0.158
Input Price	$0.740 / 1M	$0.500 / 1M
Output Price	$2.960 / 1M	$2.200 / 1M
Total Input Tokens	42,750	46,813
Output Tokens	2,509	18,002
Reasoning Tokens	69,594	53,091
Response Time (avg)	12.30s	15.05s
Response Time (max)	95.65s	43.93s
Response Time (total)	258.34s	316.09s

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

#31 Nemotron 3 Ultra 550b A55b

medium

Invalid SVG

Cost: $0.000
Time: 300.0s
Tokens: 0 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
Nemotron 3 Ultra 550b A55b	10.0	10.0	100.0%	0		8.62s	780	835	1,485

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
Nemotron 3 Ultra 550b A55b	8.4	7.4	88.9%	1		26.53s	7,686	2,854	17,725

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
Nemotron 3 Ultra 550b A55b	9.8	10.0	100.0%	0		43.93s	17,574	1,040	3,590

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
Nemotron 3 Ultra 550b A55b	10.0	10.0	100.0%	0		5.68s	7,989	473	1,285

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
Nemotron 3 Ultra 550b A55b	3.5	4.4	33.3%	2		24.90s	858	11,169	16,249

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
Nemotron 3 Ultra 550b A55b	3.7	9.5	0.0%	0		2.52s	360	70	235

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
Nemotron 3 Ultra 550b A55b	9.8	10.0	100.0%	0		6.35s	765	182	1,243

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
Nemotron 3 Ultra 550b A55b	5.5	9.9	33.3%	0		3.54s	792	771	2,055

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
Nemotron 3 Ultra 550b A55b	10.0	10.0	100.0%	0		7.72s	9,781	304	984

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
Nemotron 3 Ultra 550b A55b	3.0	10.0	0.0%	0		38.47s	228	304	8,240

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