DeepSeek V4 Flash vs Gemini 2.5 Pro

DeepSeek V4 Flash edges ahead on overall intelligence (RunFree 59.1 vs 22.3). Here's how they stack up on benchmarks, price and specs.

DeepSeek V4 Flash
DeepSeek
Gemini 2.5 Pro
Google

Shared benchmarks (4)

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DeepSeek V4 FlashGemini 2.5 Pro
RunFree Score59.122.3
Blended price / 1M$0.11$3.44
Input / 1M$0.09$1.25
Output / 1M$0.18$10.00
Context window1.0M1.0M
Max output66K66K
Reasoning modelYesYes
GPQA Diamond88.1%86.4%
Humanity's Last Exam34.8%21.6%
LiveCodeBench91.6%69%
SWE-Bench Verified79%59.6%
Wins80

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 2.5 Pro card · full leaderboard