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Mistral: Mistral Small 4 vs xAI: Grok 4.20 Beta

Last updated at: 2026-03-17

Metric Mistral Small 4 Mistral Small 4 medium Release: 2026-03-16 Grok 4.20 Beta Grok 4.20 Beta none Release: 2026-03-12
Rank #55 #58
Score 5.6 5.3
Consistency 7.0 9.1
Cost per result 0.502 2.240
Total Cost $0.026 $0.090
Tests Correct
Attempt pass rate 49.0% 31.4%
Flaky tests 6 2
Total Runs 51 51
Output Tokens 12,288 1,517
Reasoning Tokens 28,112 0
Response Time (avg) 4.18s 1.19s
Response Time (max) 25.25s 6.48s
Response Time (total) 71.03s 20.22s

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Score vs Total Cost

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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
Mistral Small 4 5.6 3.8 66.7% 3 2.67s 4,055 4,778
Grok 4.20 Beta 4.0 8.4 16.7% 1 597ms 251 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 3.0 10.0 0.0% 0 25.25s 2,612 10,700
Grok 4.20 Beta 3.0 10.0 0.0% 0 6.48s 282 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 7.3 5.9 83.3% 1 1.23s 335 723
Grok 4.20 Beta 10.0 10.0 100.0% 0 601ms 197 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 5.3 7.2 44.4% 1 6.11s 2,621 6,904
Grok 4.20 Beta 3.0 10.0 0.0% 0 611ms 160 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 4.8 10.0 0.0% 0 2.05s 821 828
Grok 4.20 Beta 5.0 10.0 0.0% 0 541ms 87 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 7.3 5.8 83.3% 1 1.38s 540 1,031
Grok 4.20 Beta 4.8 10.0 0.0% 0 687ms 60 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 3.4 9.7 0.0% 0 2.00s 983 2,338
Grok 4.20 Beta 5.9 7.2 55.6% 1 541ms 291 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Mistral Small 4 10.0 10.0 100.0% 0 3.50s 321 810
Grok 4.20 Beta 10.0 10.0 100.0% 0 4.79s 189 0

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