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DeepSeek: DeepSeek V4 Pro vs Google: Gemini 3.1 Flash Lite

Summary

DeepSeek V4 Pro vs Gemini 3.1 Flash Lite benchmark comparison: Gemini 3.1 Flash Lite leads on average score with 7.8 vs 7.2. DeepSeek V4 Pro has the lower benchmark cost at $0.034 vs $0.071. Gemini 3.1 Flash Lite is faster at 3.23s vs 6.41s, with pass rates of 52.4% vs 65.1%.

Recommended model: Gemini 3.1 Flash Lite - It has the best score here (7.8), while responding about 2.0x faster than DeepSeek V4 Pro.

Last updated at: 2026-06-18

Metric DeepSeek V4 Pro DeepSeek V4 Pro none Release: 2026-04-24 Gemini 3.1 Flash Lite Gemini 3.1 Flash Lite medium Release: 2026-05-08
Score 7.2 7.8
Rank #58 #34
Reliability 9.9 10.0
Consistency 8.8 9.2
Tests Correct
Attempt pass rate 52.4% 65.1%
Flaky tests 3 2
Total Runs 63 63
Cost per result 0.333 0.539
Total Cost $0.034 $0.071
Input Price $0.435 / 1M $0.250 / 1M
Output Price $0.870 / 1M $1.500 / 1M
Total Input Tokens 53,558 36,808
Output Tokens 11,424 2,254
Reasoning Tokens 0 38,300
Response Time (avg) 6.41s 3.23s
Response Time (max) 30.09s 10.87s
Response Time (total) 134.66s 67.80s

Generation showcase

Hamster playing table tennis

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

#58 DeepSeek V4 Pro

none
Invalid SVG
Cost
$0.000
Time
300.0s
Tokens
0 tok

#34 Gemini 3.1 Flash Lite

medium
Cost
$0.003
Time
5.3s
Tokens
1,754 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 3.2 6.1 16.7% 2 4.02s 540 1,168 0
Gemini 3.1 Flash Lite 9.1 10.0 75.0% 0 2.39s 502 604 4,201
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 5.6 10.0 33.3% 0 13.38s 7,275 5,500 0
Gemini 3.1 Flash Lite 5.5 10.0 33.3% 0 3.81s 8,134 459 8,978
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 9.5 10.0 100.0% 0 23.74s 27,529 2,235 0
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 10.87s 12,873 327 7,401
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 10.0 10.0 100.0% 0 4.61s 7,568 200 0
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 2.60s 7,362 279 2,845
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 5.3 10.0 33.3% 0 3.72s 666 24 0
Gemini 3.1 Flash Lite 2.9 7.2 11.1% 1 3.16s 643 15 5,165
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 5.0 10.0 0.0% 0 2.05s 471 126 0
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 2.60s 488 84 1,142
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 6.3 5.8 66.7% 1 4.12s 627 713 0
Gemini 3.1 Flash Lite 9.9 10.0 100.0% 0 2.59s 623 75 3,320
Puzzle Solving 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 3.61s 594 442 0
Gemini 3.1 Flash Lite 7.6 7.2 77.8% 1 1.95s 568 165 2,450
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 7.40s 8,105 328 0
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 4.55s 5,457 234 921
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 5.76s 183 688 0
Gemini 3.1 Flash Lite 3.0 10.0 0.0% 0 3.08s 158 12 1,877

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