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DeepSeek: DeepSeek V4 Flash vs Google: Gemini 3.5 Flash

Last updated at: 2026-06-04

Metric DeepSeek V4 Flash DeepSeek V4 Flash high Release: 2026-04-24 Gemini 3.5 Flash Gemini 3.5 Flash minimal Release: 2026-05-19
Score 7.7 7.7
Rank #31 #32
Reliability 10.0 10.0
Consistency 8.5 9.6
Tests Correct
Attempt pass rate 74.6% 68.3%
Flaky tests 4 1
Total Runs 63 63
Cost per result 0.299 0.767
Total Cost $0.029 $0.108
Input Price $0.099 / 1M $1.500 / 1M
Output Price $0.197 / 1M $9.000 / 1M
Total Input Tokens 39,745 39,847
Output Tokens 10,310 5,277
Reasoning Tokens 123,501 0
Response Time (avg) 45.85s 1.57s
Response Time (max) 218.13s 5.51s
Response Time (total) 962.79s 33.02s

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) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 8.3 10.0 75.0% 0 28.51s 540 140 7,770
Gemini 3.5 Flash 6.5 10.0 50.0% 0 892ms 492 405 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 7.8 10.0 66.7% 0 50.60s 7,279 395 34,862
Gemini 3.5 Flash 5.6 9.9 33.3% 0 2.75s 8,122 3,456 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 76.57s 14,016 465 7,347
Gemini 3.5 Flash 3.0 10.0 0.0% 0 3.56s 15,780 404 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 28.03s 7,290 201 1,179
Gemini 3.5 Flash 10.0 10.0 100.0% 0 1.66s 7,548 279 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 4.1 4.4 44.5% 2 100.31s 666 27 59,249
Gemini 3.5 Flash 10.0 10.0 100.0% 0 899ms 633 12 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.1 3.1 66.7% 1 25.15s 471 79 632
Gemini 3.5 Flash 10.0 10.0 100.0% 0 922ms 486 117 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 15.36s 627 63 1,622
Gemini 3.5 Flash 6.4 5.8 66.7% 1 893ms 615 76 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 8.2 7.2 88.9% 1 26.11s 594 196 1,767
Gemini 3.5 Flash 10.0 10.0 100.0% 0 1.45s 558 282 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 74.73s 8,079 228 542
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.79s 5,457 234 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 3.0 10.0 0.0% 0 54.46s 183 8,516 8,531
Gemini 3.5 Flash 3.0 10.0 0.0% 0 1.76s 156 12 0

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