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DeepSeek: DeepSeek V4 Flash vs Mistral: Mistral Small 4

Last updated at: 2026-04-24

Metric DeepSeek V4 Flash DeepSeek V4 Flash none Release: 2026-04-24 Mistral Small 4 Mistral Small 4 medium Release: 2026-03-16
Score 5.3 5.7
Rank #89 #82
Consistency 9.1 6.8
Tests Correct
Attempt pass rate 33.3% 50.0%
Flaky tests 2 7
Total Runs 54 54
Cost per result 0.147 0.674
Total Cost $0.008 $0.034
Input Price $0.140 / 1M $0.150 / 1M
Output Price $0.280 / 1M $0.600 / 1M
Output Tokens 4,444 15,084
Reasoning Tokens 0 39,408
Response Time (avg) 29.39s 5.64s
Response Time (max) 111.96s 30.49s
Response Time (total) 529.10s 101.52s

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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
DeepSeek V4 Flash 3.0 10.0 0.0% 0 20.18s 174 0
Mistral Small 4 5.6 3.8 66.7% 3 2.67s 4,055 4,778
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.3 10.0 0.0% 0 24.04s 471 0
Mistral Small 4 6.7 3.5 66.7% 1 30.49s 2,796 11,296
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 4.5 2.1 66.7% 1 111.96s 2,664 0
Mistral Small 4 3.0 10.0 0.0% 0 25.25s 2,612 10,700
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 23.79s 195 0
Mistral Small 4 7.3 5.9 83.3% 1 1.23s 335 723
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 5.3 10.0 33.3% 0 19.73s 18 0
Mistral Small 4 5.3 7.2 44.4% 1 6.11s 2,621 6,904
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 4.2 9.9 0.0% 0 23.74s 67 0
Mistral Small 4 4.8 10.0 0.0% 0 2.05s 821 828
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.5 10.0 50.0% 0 17.54s 321 0
Mistral Small 4 7.3 5.8 83.3% 1 1.38s 540 1,031
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 3.1 7.3 11.1% 1 22.96s 207 0
Mistral Small 4 3.4 9.7 0.0% 0 2.00s 983 2,338
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 77.93s 327 0
Mistral Small 4 10.0 10.0 100.0% 0 3.50s 321 810

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