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 7.5. Nemotron 3 Ultra 550b A55b (medium) has the lower benchmark cost at $0.158 vs $0.275. KAT-Coder-Pro V2.5 (medium) is faster at 12.95s vs 15.05s, with pass rates of 65.1% vs 69.8%.

Recommended modelNemotron 3 Ultra 550b A55b (medium)It has the best score here (8.1), while costing about 1.7x less than KAT-Coder-Pro V2.5 (medium).

Last updated at: 2026-07-14

Metric	KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 medium 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 medium Release: 2026-07-14	Nemotron 3 Ultra 550b A55b Nemotron 3 Ultra 550b A55b medium Release: 2026-06-04 Free Available
Score	7.5	8.1
Rank	#60	#31
Reliability	10.0	9.7
Consistency	7.7	8.8
Tests Correct
Attempt pass rate	65.1%	69.8%
Flaky tests	6	3
Total Runs	63	63
Cost per result	2.498	0.000
Total Cost	$0.275	$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	2,098	18,002
Reasoning Tokens	80,027	53,091
Response Time (avg)	12.95s	15.05s
Response Time (max)	81.45s	43.93s
Response Time (total)	271.92s	316.09s

Generation showcase

Hamster playing table tennis

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

#60 KAT-Coder-Pro V2.5

medium

Cost: $0.009
Time: 25.6s
Tokens: 2,939 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	8.2	7.9	83.3%	1		3.90s	672	208	3,868
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	7.8	10.0	66.7%	0		33.10s	7,893	416	33,658
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		14.50s	15,132	363	3,367
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	7.3	5.9	83.3%	1		4.70s	7,776	275	2,122
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	7.2	11.1%	1		29.03s	771	36	29,584
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	4.7	3.1	33.3%	1		2.35s	516	92	381
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		2.58s	699	83	971
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	5.9	4.5	66.7%	2		3.20s	696	325	1,867
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		19.02s	8,391	282	1,010
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		9.87s	204	18	3,199
Nemotron 3 Ultra 550b A55b	3.0	10.0	0.0%	0		38.47s	228	304	8,240

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