DeepSeek V4 Flash vs Gemini 3.1 Flash Lite

Gemini 3.1 Flash Lite leads in 4 of 8 categories

Arena ELO

Gemini 3.1 Flash Lite

Cheaper

Gemini 3.1 Flash Lite

Faster

Gemini 3.1 Flash Lite

Detailed Comparison

Category	DeepSeek V4 Flash	Gemini 3.1 Flash Lite
Provider	DeepSeek	Google
Context Window	128K	1M WIN
Input Price ($/1M)	$0.14	$0.1 WIN
Output Price ($/1M)	$0.28 WIN	$0.4
Arena ELO	N/A	1492 WIN
Coding	N/A	unknown
Reasoning	N/A	unknown
Speed (tokens/sec)	N/A	~200 t/s WIN
Open Source	Yes	No

Frequently Asked Questions

Which is cheaper, DeepSeek V4 Flash or Gemini 3.1 Flash Lite?

DeepSeek V4 Flash is approximately 16% cheaper than Gemini 3.1 Flash Lite per million tokens.

Which is better for coding, DeepSeek V4 Flash or Gemini 3.1 Flash Lite?

DeepSeek V4 Flash scores N/A on coding benchmarks, while Gemini 3.1 Flash Lite scores unknown.

Which has a larger context window?

DeepSeek V4 Flash supports 128K context, while Gemini 3.1 Flash Lite supports 1M.

Is DeepSeek V4 Flash or Gemini 3.1 Flash Lite open source?

DeepSeek V4 Flash is open source. Gemini 3.1 Flash Lite is proprietary.

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