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DeepSeek: DeepSeek V4 Pro vs Google: Gemini 3 Flash Preview

Summary

DeepSeek V4 Pro vs Gemini 3 Flash Preview benchmark comparison: Gemini 3 Flash Preview leads on average score with 9.8 vs 6.0. DeepSeek V4 Pro has the lower benchmark cost at $0.079 vs $0.667. Gemini 3 Flash Preview is faster at 18.64s vs 65.21s, with pass rates of 52.4% vs 98.4%.

Recommended model: Gemini 3 Flash Preview - It has the best score here (9.8), while responding about 3.5x faster than DeepSeek V4 Pro.

Last updated at: 2026-06-04

Metric DeepSeek V4 Pro DeepSeek V4 Pro high Release: 2026-04-24 Gemini 3 Flash Preview Gemini 3 Flash Preview medium Release: 2025-12-17
Score 6.0 9.8
Rank #103 #1
Reliability 9.0 10.0
Consistency 7.6 9.7
Tests Correct
Attempt pass rate 52.4% 98.4%
Flaky tests 6 1
Total Runs 63 63
Cost per result 2.869 3.335
Total Cost $0.079 $0.667
Input Price $0.435 / 1M $0.500 / 1M
Output Price $0.870 / 1M $3.000 / 1M
Total Input Tokens 32,240 37,017
Output Tokens 12,250 2,006
Reasoning Tokens 72,257 214,153
Response Time (avg) 65.21s 18.64s
Response Time (max) 358.35s 117.26s
Response Time (total) 1304.19s 391.35s

Generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#103 DeepSeek V4 Pro

high
Cost
$0.023
Time
257.6s
Tokens
14,870 tok

#1 Gemini 3 Flash Preview

medium
Cost
$0.010
Time
17.9s
Tokens
3,236 tok

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 Pro 6.4 7.9 58.3% 1 16.53s 448 71 3,617
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 3.88s 494 330 3,216
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.3 6.4 11.1% 1 118.23s 1,966 111 20,940
Gemini 3 Flash Preview 8.6 7.6 88.9% 1 84.40s 8,122 462 161,084
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 65.02s 14,016 465 5,914
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 22.42s 12,873 351 10,485
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 7.3 5.9 83.3% 1 23.62s 5,633 229 1,710
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 5.43s 7,548 279 4,893
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 2.9 7.2 11.1% 1 205.66s 430 10,529 28,089
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 15.27s 633 12 21,684
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 6.1 3.1 66.7% 1 25.09s 314 76 1,152
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 5.19s 486 72 1,905
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 41.16s 627 205 2,416
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 4.04s 615 72 2,709
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 5.9 7.2 55.6% 1 34.84s 544 139 4,019
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 4.05s 558 183 4,365
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 21.33s 8,079 372 593
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 12.60s 5,532 234 1,487
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.0 10.0 0.0% 0 39.14s 183 53 3,807
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 5.50s 156 11 2,325

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