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Inception: Mercury 2 vs Mistral: Mistral Small 4

Last updated at: 2026-06-03

Metric Mercury 2 Mercury 2 none Release: 2026-02-24 Mistral Small 4 Mistral Small 4 medium Release: 2026-03-16
Score 4.6 5.4
Rank #153 #129
Reliability 10.0 10.0
Consistency 9.1 7.1
Tests Correct
Attempt pass rate 25.0% 45.0%
Flaky tests 2 7
Total Runs 60 60
Cost per result 0.216 1.112
Total Cost $0.009 $0.056
Input Price $0.250 / 1M $0.150 / 1M
Output Price $0.750 / 1M $0.600 / 1M
Total Input Tokens 25,515 39,834
Output Tokens 3,001 21,871
Reasoning Tokens 0 68,349
Response Time (avg) 614ms 8.35s
Response Time (max) 1.27s 59.15s
Response Time (total) 12.28s 167.08s

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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) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 3.0 10.0 0.0% 0 483ms 631 286 0
Mistral Small 4 5.6 3.8 66.7% 3 2.67s 708 4,055 4,778
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 3.5 9.4 0.0% 0 831ms 4,631 1,650 0
Mistral Small 4 5.1 6.8 33.3% 1 44.82s 4,894 9,322 38,386
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 3.0 10.0 0.0% 0 606ms 4,821 131 0
Mistral Small 4 3.0 10.0 0.0% 0 25.25s 18,706 2,612 10,700
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 7.3 5.9 83.3% 1 667ms 6,362 180 0
Mistral Small 4 7.3 5.9 83.3% 1 1.23s 6,171 335 723
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 5.3 7.2 44.4% 1 534ms 784 46 0
Mistral Small 4 5.3 7.2 44.4% 1 6.11s 742 2,621 6,904
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 4.8 10.0 0.0% 0 628ms 495 159 0
Mistral Small 4 4.8 10.0 0.0% 0 2.05s 519 821 828
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 6.5 10.0 50.0% 0 551ms 691 82 0
Mistral Small 4 7.3 5.8 83.3% 1 1.38s 729 540 1,031
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 3.1 10.0 0.0% 0 535ms 694 251 0
Mistral Small 4 3.4 9.7 0.0% 0 2.17s 735 1,226 2,632
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 10.0 10.0 100.0% 0 1.27s 6,193 197 0
Mistral Small 4 10.0 10.0 100.0% 0 3.50s 6,420 321 810
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Mercury 2 3.0 10.0 0.0% 0 548ms 213 19 0
Mistral Small 4 3.0 10.0 0.0% 0 5.92s 210 18 1,557

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