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

Summary

DeepSeek V4 Flash vs Gemini 3.1 Flash Lite benchmark comparison: DeepSeek V4 Flash leads on average score with 8.3 vs 7.8. DeepSeek V4 Flash has the lower benchmark cost at $0.027 vs $0.071. Gemini 3.1 Flash Lite is faster at 3.23s vs 45.85s, with pass rates of 74.6% vs 65.1%.

Recommended model: DeepSeek V4 Flash - It has the best score here (8.3), while costing about 2.7x less than Gemini 3.1 Flash Lite.

Last updated at: 2026-06-18

Metric DeepSeek V4 Flash DeepSeek V4 Flash high Release: 2026-04-24 Gemini 3.1 Flash Lite Gemini 3.1 Flash Lite medium Release: 2026-05-08
Score 8.3 7.8
Rank #23 #34
Reliability 10.0 10.0
Consistency 8.5 9.2
Tests Correct
Attempt pass rate 74.6% 65.1%
Flaky tests 4 2
Total Runs 63 63
Cost per result 0.299 0.539
Total Cost $0.027 $0.071
Input Price $0.090 / 1M $0.250 / 1M
Output Price $0.180 / 1M $1.500 / 1M
Total Input Tokens 39,745 36,808
Output Tokens 10,310 2,254
Reasoning Tokens 123,501 38,300
Response Time (avg) 45.85s 3.23s
Response Time (max) 218.13s 10.87s
Response Time (total) 962.79s 67.80s

Generation showcase

Hamster playing table tennis

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

#23 DeepSeek V4 Flash

high
Cost
$0.003
Time
93.1s
Tokens
7,926 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 Flash 8.3 10.0 75.0% 0 28.51s 540 140 7,770
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 Flash 7.8 10.0 66.7% 0 50.60s 7,279 395 34,862
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 Flash 10.0 10.0 100.0% 0 76.57s 14,016 465 7,347
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 Flash 10.0 10.0 100.0% 0 28.03s 7,290 201 1,179
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 Flash 4.1 4.4 44.5% 2 100.31s 666 27 59,249
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 Flash 6.1 3.1 66.7% 1 25.15s 471 79 632
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 Flash 10.0 10.0 100.0% 0 15.36s 627 63 1,622
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 Flash 8.2 7.2 88.9% 1 26.11s 594 196 1,767
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 Flash 10.0 10.0 100.0% 0 74.73s 8,079 228 542
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 Flash 3.0 10.0 0.0% 0 54.46s 183 8,516 8,531
Gemini 3.1 Flash Lite 3.0 10.0 0.0% 0 3.08s 158 12 1,877

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