DeepSeek V4 Flash vs Gemini 3 Flash Preview

Gemini 3 Flash Preview edges ahead on overall intelligence (RunFree 63.5 vs 59.1). Here's how they stack up on benchmarks, price and specs.

DeepSeek V4 Flash
DeepSeek
Gemini 3 Flash Preview
Google

Shared benchmarks (3)

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DeepSeek V4 FlashGemini 3 Flash Preview
RunFree Score59.163.5
Blended price / 1M$0.11$1.13
Input / 1M$0.09$0.50
Output / 1M$0.18$3.00
Context window1.0M1.0M
Max output66K66K
Reasoning modelYesYes
GPQA Diamond88.1%90.4%
Humanity's Last Exam34.8%33.7%
SWE-Bench Verified79%78%
Wins62

A blank means the metric is tied or one model has no verified data. Prices are blended 3:1 input:output.

Compare more: DeepSeek V4 Flash card · Gemini 3 Flash Preview card · full leaderboard