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

Last updated at: 2026-05-22

Metric Mercury 2 Mercury 2 medium Release: 2026-02-24 gpt-oss-120b gpt-oss-120b none Release: 2025-08-05 Free Available
Score 6.3 5.2
Rank #90 #129
Reliability 10.0 10.0
Consistency 8.4 8.7
Tests Correct
Attempt pass rate 50.0% 36.8%
Flaky tests 4 3
Total Runs 60 57
Cost per result 0.687 0.201
Total Cost $0.055 $0.011
Input Price $0.250 / 1M $0.000 / 1M
Output Price $0.750 / 1M $0.000 / 1M
Output Tokens 4,015 51,505
Reasoning Tokens 58,382 0
Response Time (avg) 2.27s 21.86s
Response Time (max) 14.63s 113.71s
Response Time (total) 43.15s 349.78s

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
Mercury 2 6.9 9.9 50.0% 0 1.12s 2,546 2,609
gpt-oss-120b 6.5 10.0 50.0% 0 32.84s 8,676 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 7.2 6.5 66.7% 1 2.29s 270 8,514
gpt-oss-120b 4.3 1.1 66.7% 1 9.57s 3,232 0
Combined 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 3.28s 268 4,887
gpt-oss-120b 3.0 10.0 0.0% 0 0ms 0 0
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 1.11s 183 1,656
gpt-oss-120b 6.5 10.0 50.0% 0 7.12s 598 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 2.9 7.2 11.1% 1 6.48s 41 30,754
gpt-oss-120b 3.0 10.0 0.0% 0 34.98s 29,483 0
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 821ms 137 542
gpt-oss-120b 4.8 10.0 0.0% 0 10.79s 615 0
Instructions following 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 1.07s 14 958
gpt-oss-120b 9.8 10.0 100.0% 0 5.10s 1,982 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mercury 2 3.8 7.3 22.2% 1 934ms 354 2,758
gpt-oss-120b 4.4 4.5 44.5% 2 9.51s 3,781 0
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 1.89s 180 1,956
gpt-oss-120b 3.0 10.0 0.0% 0 0ms 0 0
Trivia 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 2.58s 22 3,748
gpt-oss-120b 3.0 10.0 0.0% 0 47.29s 3,138 0

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