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

Summary

DeepSeek V4 Pro vs Gemini 3.1 Flash Lite Preview benchmark comparison: DeepSeek V4 Pro leads on average score with 8.1 vs 7.8. Gemini 3.1 Flash Lite Preview has the lower benchmark cost at $0.068 vs $0.098. Gemini 3.1 Flash Lite Preview is faster at 3.96s vs 72.22s, with pass rates of 66.7% vs 61.9%.

Recommended model: Gemini 3.1 Flash Lite Preview - Its score stays close to the best score here (7.8 vs 8.1), while responding about 18.3x faster than DeepSeek V4 Pro.

Last updated at: 2026-06-12

Metric DeepSeek V4 Pro DeepSeek V4 Pro high Release: 2026-04-24 Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview medium Release: 2026-03-03
Score 8.1 7.8
Rank #30 #36
Reliability 9.6 10.0
Consistency 7.8 10.0
Tests Correct
Attempt pass rate 66.7% 61.9%
Flaky tests 6 0
Total Runs 57 63
Cost per result 0.978 0.523
Total Cost $0.098 $0.068
Input Price $0.435 / 1M $0.250 / 1M
Output Price $0.870 / 1M $1.500 / 1M
Total Input Tokens 35,122 37,786
Output Tokens 6,315 2,210
Reasoning Tokens 93,205 36,744
Response Time (avg) 72.22s 3.96s
Response Time (max) 437.44s 14.93s
Response Time (total) 1444.45s 83.06s

Generation showcase

Hamster playing table tennis

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

#30 DeepSeek V4 Pro

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

#36 Gemini 3.1 Flash Lite Preview

medium
Cost
$0.003
Time
5.2s
Tokens
1,944 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 5.7 5.9 58.3% 2 25.70s 536 149 3,214
Gemini 3.1 Flash Lite Preview 9.1 10.0 75.0% 0 2.33s 512 570 4,305
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 7.7 10.0 66.7% 0 308.19s 1,583 368 42,658
Gemini 3.1 Flash Lite Preview 5.5 10.0 33.3% 0 4.09s 8,126 461 8,597
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 38.17s 14,060 454 5,836
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 14.93s 13,403 327 7,347
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 25.03s 7,690 274 2,166
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 2.29s 7,362 279 2,952
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.6 7.2 22.2% 1 130.09s 472 4,400 26,367
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 4.21s 639 18 5,325
General Intelligence 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 8.83s 471 115 1,013
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 3.16s 488 96 1,488
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 7.8 6.6 83.3% 1 8.73s 627 66 2,726
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 1.91s 621 72 2,121
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 6.9 4.9 77.8% 2 56.85s 591 178 2,563
Gemini 3.1 Flash Lite Preview 7.7 10.0 66.7% 0 5.30s 566 141 1,896
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 9.8 10.0 100.0% 0 15.92s 8,909 295 701
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 3.80s 5,909 234 912
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 34.01s 183 16 5,961
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 2.68s 160 12 1,801

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