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Anthropic: Claude Sonnet 5 vs Nemotron 3 Ultra 550b A55b

Summary

Claude Sonnet 5 vs Nemotron 3 Ultra 550b A55b benchmark comparison: Nemotron 3 Ultra 550b A55b leads on average score with 8.1 vs 7.9. Nemotron 3 Ultra 550b A55b has the lower benchmark cost at $0.158 vs $0.550. Claude Sonnet 5 is faster at 9.94s vs 15.05s, with pass rates of 79.4% vs 69.8%.

Recommended model: Nemotron 3 Ultra 550b A55b - It has the best score here (8.1), while costing about 3.5x less than Claude Sonnet 5.

Last updated at: 2026-06-30

Metric Claude Sonnet 5 Claude Sonnet 5 medium Release: 2026-06-30 Nemotron 3 Ultra 550b A55b Nemotron 3 Ultra 550b A55b medium Release: 2026-06-04 Free Available
Score 7.9 8.1
Rank #30 #26
Reliability 10.0 9.7
Consistency 9.0 8.8
Tests Correct
Attempt pass rate 79.4% 69.8%
Flaky tests 3 3
Total Runs 63 63
Cost per result 3.662 0.000
Total Cost $0.550 $0.158
Input Price $2.000 / 1M $0.500 / 1M
Output Price $10.000 / 1M $2.200 / 1M
Total Input Tokens 67,416 46,813
Output Tokens 34,012 18,002
Reasoning Tokens 7,673 53,091
Response Time (avg) 9.94s 15.05s
Response Time (max) 56.94s 43.93s
Response Time (total) 208.71s 316.09s

Generation showcase

Hamster playing table tennis

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

#30 Claude Sonnet 5

medium
Cost
$0.007
Time
6.4s
Tokens
832 tok

#26 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 5 10.0 10.0 100.0% 0 3.80s 834 1,220 446
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
Claude Sonnet 5 9.0 7.9 88.9% 1 17.28s 10,590 13,153 2,379
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
Claude Sonnet 5 4.5 2.1 66.7% 1 37.01s 29,394 4,848 2,170
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
Claude Sonnet 5 10.0 10.0 100.0% 0 3.16s 10,503 312 0
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
Claude Sonnet 5 7.7 10.0 66.7% 0 20.38s 975 12,140 1,994
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
Claude Sonnet 5 4.8 3.2 33.3% 1 4.32s 708 264 0
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
Claude Sonnet 5 9.9 10.0 100.0% 0 3.10s 909 318 269
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
Claude Sonnet 5 7.7 10.0 66.7% 0 2.98s 894 407 121
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
Claude Sonnet 5 10.0 10.0 100.0% 0 10.70s 12,351 433 90
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
Claude Sonnet 5 3.0 10.0 0.0% 0 7.06s 258 917 204
Nemotron 3 Ultra 550b A55b 3.0 10.0 0.0% 0 38.47s 228 304 8,240

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