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Google: Gemma 4 31B vs Inception: Mercury 2

Last updated at: 2026-05-29

Metric Gemma 4 31B Gemma 4 31B none Release: 2026-04-02 Free Available Mercury 2 Mercury 2 medium Release: 2026-02-24
Score 6.7 6.5
Rank #83 #92
Reliability 10.0 10.0
Consistency 10.0 8.8
Tests Correct
Attempt pass rate 50.0% 51.7%
Flaky tests 0 3
Total Runs 60 60
Cost per result 0.030 0.611
Total Cost $0.003 $0.055
Input Price $0.120 / 1M $0.250 / 1M
Output Price $0.370 / 1M $0.750 / 1M
Output Tokens 1,398 4,022
Reasoning Tokens 0 58,405
Response Time (avg) 4.05s 2.27s
Response Time (max) 26.13s 14.63s
Response Time (total) 72.97s 43.20s

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) Output Tokens Reasoning Tokens
Gemma 4 31B 6.5 10.0 50.0% 0 1.85s 45 0
Mercury 2 6.9 9.9 50.0% 0 1.12s 2,546 2,609
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 6.8 10.0 50.0% 0 14.84s 726 0
Mercury 2 7.2 6.5 66.7% 1 2.29s 270 8,514
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0
Mercury 2 10.0 10.0 100.0% 0 3.28s 268 4,887
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 2.25s 285 0
Mercury 2 7.3 5.9 83.3% 1 1.11s 183 1,656
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 7.7 10.0 66.7% 0 3.22s 27 0
Mercury 2 2.9 7.2 11.1% 1 6.48s 41 30,754
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 2.09s 117 0
Mercury 2 4.8 10.0 0.0% 0 821ms 137 542
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 6.5 10.0 50.0% 0 2.84s 78 0
Mercury 2 10.0 10.0 100.0% 0 1.07s 14 958
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 6.5 10.0 33.3% 0 4.23s 108 0
Mercury 2 5.4 10.0 33.3% 0 949ms 361 2,781
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0
Mercury 2 10.0 10.0 100.0% 0 1.89s 180 1,956
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 1.25s 12 0
Mercury 2 3.0 10.0 0.0% 0 2.58s 22 3,748

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