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DeepSeek: DeepSeek V4 Flash vs HY3 Preview

Last updated at: 2026-04-24

Metric DeepSeek V4 Flash DeepSeek V4 Flash high Release: 2026-04-24 HY3 Preview HY3 Preview high Release: 2026-04-22 Free Available
Score 7.8 8.5
Rank #35 #9
Consistency 7.8 8.8
Tests Correct
Attempt pass rate 79.6% 81.5%
Flaky tests 5 3
Total Runs 52 50
Cost per result 0.189 0.000
Total Cost $0.021 $0.000
Input Price $0.140 / 1M $0.000 / 1M
Output Price $0.280 / 1M $0.000 / 1M
Output Tokens 1,757 238,920
Reasoning Tokens 55,907 0
Response Time (avg) 47.47s 55.19s
Response Time (max) 255.28s 149.94s
Response Time (total) 854.45s 938.23s

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
DeepSeek V4 Flash 8.3 10.0 75.0% 0 28.51s 140 7,770
HY3 Preview 10.0 10.0 100.0% 0 32.69s 26,550 0
Coding 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 62.48s 369 9,361
HY3 Preview 10.0 10.0 100.0% 0 99.76s 38,167 0
Combined 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 76.57s 465 7,347
HY3 Preview 10.0 10.0 100.0% 0 113.09s 31,319 0
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 28.03s 201 1,179
HY3 Preview 6.5 10.0 50.0% 0 12.11s 4,323 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 4.1 4.4 44.5% 2 112.69s 19 24,857
HY3 Preview 5.3 7.2 44.4% 1 109.04s 87,559 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.1 3.1 66.7% 1 25.15s 79 632
HY3 Preview 10.0 10.0 100.0% 0 24.31s 5,490 0
Instructions following 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 15.36s 63 1,622
HY3 Preview 8.5 6.8 83.3% 1 34.02s 13,331 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.4 4.5 77.8% 2 25.53s 193 2,597
HY3 Preview 9.0 7.9 88.9% 1 28.07s 21,811 0
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 74.73s 228 542
HY3 Preview 10.0 10.0 100.0% 0 78.83s 10,370 0

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