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DeepSeek V3 Base vs Gemini 3.1 Flash-Lite

DeepSeek DeepSeek V3 Base vs Google Gemini 3.1 Flash-Lite — side-by-side specs.

DeepSeek
DeepSeek V3 Base
Google
Gemini 3.1 Flash-Lite
Overview
CompanyDeepSeekGoogle
Release dateDec 2024Mar 3 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapDeepSeek V3 Base shipped 457 days before Gemini 3.1 Flash-Lite

Which is better: DeepSeek V3 Base or Gemini 3.1 Flash-Lite?

DeepSeek V3 Base and Gemini 3.1 Flash-Lite don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V3 Base shipped 457 days before Gemini 3.1 Flash-Lite, so benchmark comparisons should account for the intervening progress.

DeepSeek V3 Base is an open-source / open-weight model; Gemini 3.1 Flash-Lite is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3 Base and Gemini 3.1 Flash-Lite don't publish scores on any of the same benchmarks.

Frequently asked questions

When was DeepSeek V3 Base released?
DeepSeek V3 Base was released by DeepSeek on Dec 2024.
When was Gemini 3.1 Flash-Lite released?
Gemini 3.1 Flash-Lite was released by Google on Mar 3 2026.
Is DeepSeek V3 Base or Gemini 3.1 Flash-Lite open source?
DeepSeek V3 Base is an open-source / open-weight model released by DeepSeek. Gemini 3.1 Flash-Lite is a proprietary model released by Google.

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