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

Last updated at: 2026-04-11

Metric Mercury 2 Mercury 2 medium Release: 2026-02-24 gpt-oss-120b gpt-oss-120b none Release: 2025-08-05 Free Available
Score 6.5 5.2
Rank #51 #79
Consistency 8.6 7.9
Tests Correct
Attempt pass rate 53.7% 38.9%
Flaky tests 3 5
Total Runs 54 54
Cost per result 0.580 0.221
Total Cost $0.047 $0.009
Input Price $0.250 / 1M $0.039 / 1M
Output Price $0.750 / 1M $0.190 / 1M
Output Tokens 3,972 44,652
Reasoning Tokens 48,333 0
Response Time (avg) 2.21s 11.96s
Response Time (max) 14.63s 68.97s
Response Time (total) 37.51s 179.34s

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 6.6 8.0 58.3% 1 6.03s 4,867 0
Coding 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 1.53s 249 2,213
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 4.6 10.0 0.0% 0 2.83s 586 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 8.4 6.9 83.3% 1 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 3.9 7.5 22.2% 1 934ms 354 2,758
gpt-oss-120b 4.5 4.8 44.5% 2 6.86s 3,904 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

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