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Inception: Mercury 2 vs OpenAI: gpt-oss-120b

Last updated at: 2026-04-16

Metric Mercury 2 Mercury 2 none Release: 2026-02-24 gpt-oss-120b gpt-oss-120b medium Release: 2025-08-05 Free Available
Score 4.8 5.8
Rank #89 #67
Consistency 9.0 7.2
Tests Correct
Attempt pass rate 27.8% 51.9%
Flaky tests 2 6
Total Runs 54 54
Cost per result 0.165 0.144
Total Cost $0.007 $0.011
Input Price $0.250 / 1M $0.039 / 1M
Output Price $0.750 / 1M $0.190 / 1M
Output Tokens 1,625 13,493
Reasoning Tokens 0 36,879
Response Time (avg) 613ms 16.08s
Response Time (max) 1.27s 50.92s
Response Time (total) 11.04s 176.88s

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Score vs Total Cost

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Score vs Response Time (avg)

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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
Mercury 2 3.0 10.0 0.0% 0 483ms 286 0
gpt-oss-120b 6.7 9.9 50.0% 0 10.21s 3,518 2,177
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 3.6 8.9 0.0% 0 969ms 310 0
gpt-oss-120b 4.3 1.1 66.7% 1 26.33s 228 2,549
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 3.0 10.0 0.0% 0 606ms 131 0
gpt-oss-120b 10.0 10.0 100.0% 0 31.18s 694 5,072
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 7.3 5.9 83.3% 1 667ms 180 0
gpt-oss-120b 6.4 5.9 66.7% 1 1.98s 241 1,114
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 5.3 7.2 44.4% 1 534ms 46 0
gpt-oss-120b 2.9 4.4 22.2% 2 50.92s 6,784 20,606
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 4.8 10.0 0.0% 0 628ms 159 0
gpt-oss-120b 4.3 10.0 0.0% 0 7.90s 107 387
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 6.5 10.0 50.0% 0 551ms 82 0
gpt-oss-120b 9.9 10.0 100.0% 0 7.63s 126 1,799
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 3.1 10.0 0.0% 0 533ms 234 0
gpt-oss-120b 3.2 4.7 22.2% 2 11.80s 1,508 2,092
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 10.0 10.0 100.0% 0 1.27s 197 0
gpt-oss-120b 9.8 10.0 100.0% 0 6.91s 287 1,083

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