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Nemotron 3 Ultra vs Qwen3.8 Flash Next

The average score is effectively tied at 5.9 vs 5.8. Qwen3.8 Flash Next has the lower benchmark cost at ~$0.011 vs $0.164. Qwen3.8 Flash Next is faster at 5.71s vs 6.76s, with pass rates of 40.6% vs 43.5%.

Last updated at: 2026-10-05

Compared models

Rank
#256
Total Output Tokens
11,544
Response Time (avg)
6.76s
Total Cost
$0.164
Rank
#258
Total Output Tokens
9,077
Response Time (avg)
5.71s
Total Cost
~$0.011
Recommended model Qwen3.8 Flash Next

It has the best score here (5.8), while costing about 15.1x less than Nemotron 3 Ultra.

Detailed comparison

Metric Nemotron 3 Ultra Nemotron 3 Ultra none Release: 2026-06-04 Free Available Qwen3.8 Flash Next Qwen3.8 Flash Next none Release: 2026-10-04
Score 5.9 5.8
Rank #256 #258
Reliability 10.0 10.0
Consistency 9.3 9.0
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 40.6% 43.5%
Flaky tests 2 3
Total Runs 69 69
Cost per result 0.000 ~0.136
Total Cost $0.164 ~$0.011
Input Price $0.500 / 1M N/A
Output Price $2.200 / 1M N/A
Cache Read Price $0.100 / 1M N/A
Cache Write Price N/A N/A
Total Input Tokens 275,381 266,004
Output Tokens 11,544 9,077
Reasoning Tokens 0 0
Response Time (avg) 6.76s 5.71s
Response Time (max) 70.17s 65.25s
Response Time (total) 155.50s 131.36s
Parameters 550B total (55B active) 180B total (6B active)
Availability Weights available Weights available

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#256 Nemotron 3 Ultra

none
Cost
$0.000
Time
149.6s
Tokens
3,405 tok

#258 Qwen3.8 Flash Next

none
Cost
~$0.001
Time
27.5s
Tokens
2,983 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Nemotron 3 Ultra 5.5 10.0 33.3% 0 1.02s 7,623 369 0
Qwen3.8 Flash Next 5.5 10.0 33.3% 0 1.64s 7,911 669 0

Quick Compare

Switch Comparison Pair

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