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Granite 4.1 8B vs Mercury 2.5

Granite 4.1 8B leads on average score with 4.0 vs 3.9. Granite 4.1 8B has the lower benchmark cost at $0.007 vs $0.016. Granite 4.1 8B is faster at 1.44s vs 2.45s, with pass rates of 9.1% vs 25.8%.

Last updated at: 2026-09-08

Compared models

Rank
#309
Total Output Tokens
5,996
Response Time (avg)
1.44s
Total Cost
$0.007
Rank
#312
Total Output Tokens
71,143
Response Time (avg)
2.45s
Total Cost
$0.016
Recommended model Granite 4.1 8B

It has the best score here (4.0), while costing about 2.5x less than Mercury 2.5.

Detailed comparison

Metric Granite 4.1 8B Granite 4.1 8B none Release: 2026-05-01 Mercury 2.5 Mercury 2.5 none Release: 2026-09-08
Score 4.0 3.9
Rank #309 #312
Reliability 10.0 10.0
Consistency 10.0 7.5
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 9.1% 25.8%
Flaky tests 0 7
Total Runs 66 66
Cost per result 0.315 0.782
Total Cost $0.007 $0.016
Input Price $0.050 / 1M $0.040 / 1M
Output Price $0.100 / 1M $0.150 / 1M
Total Input Tokens 113,836 123,740
Output Tokens 5,996 71,143
Reasoning Tokens 0 0
Response Time (avg) 1.44s 2.45s
Response Time (max) 16.67s 36.48s
Response Time (total) 31.75s 53.83s
Parameters 8B ~100B
Availability Open source Closed

Model generation showcase

Hamster playing table tennis

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

#309 IBM: Granite 4.1 8B

none
Cost
$0.001
Time
3.2s
Tokens
491 tok

#312 Mercury 2.5

none
Cost
$0.001
Time
2.7s
Tokens
2,749 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
Granite 4.1 8B 4.5 10.0 0.0% 0 775ms 8,344 525 0
Mercury 2.5 3.7 7.0 22.2% 1 12.50s 7,888 61,297 0

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