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DeepSeek: DeepSeek V4 Pro vs Mistral: Mistral Small 4

Last updated at: 2026-05-22

Metric DeepSeek V4 Pro DeepSeek V4 Pro none Release: 2026-04-24 Mistral Small 4 Mistral Small 4 medium Release: 2026-03-16
Score 6.0 5.4
Rank #95 #121
Reliability 8.1 10.0
Consistency 8.9 7.1
Tests Correct
Attempt pass rate 48.3% 45.0%
Flaky tests 3 7
Total Runs 60 60
Cost per result 0.564 1.109
Total Cost $0.046 $0.056
Input Price $0.435 / 1M $0.150 / 1M
Output Price $0.870 / 1M $0.600 / 1M
Output Tokens 5,347 21,628
Reasoning Tokens 0 68,055
Response Time (avg) 13.48s 8.33s
Response Time (max) 58.65s 59.15s
Response Time (total) 269.56s 166.59s

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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) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.5 8.0 16.7% 1 14.02s 704 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 Pro 5.4 6.8 33.3% 1 8.27s 527 0
Mistral Small 4 5.1 6.8 33.3% 1 44.82s 9,322 38,386
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 9.5 10.0 100.0% 0 25.49s 1,911 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 Pro 8.8 10.0 100.0% 0 30.54s 170 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 Pro 5.3 10.0 33.3% 0 3.17s 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 Pro 4.3 9.9 0.0% 0 3.75s 132 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 Pro 6.3 10.0 50.0% 0 8.23s 64 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 Pro 7.6 7.2 77.8% 1 19.72s 175 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 Pro 10.0 10.0 100.0% 0 5.92s 219 0
Mistral Small 4 10.0 10.0 100.0% 0 3.50s 321 810
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.0 10.0 0.0% 0 15.59s 1,427 0
Mistral Small 4 3.0 10.0 0.0% 0 5.92s 18 1,557

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