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DeepSeek V3.1 vs Gemini 1.5 Flash-002

DeepSeek DeepSeek V3.1 vs Google Gemini 1.5 Flash-002 — side-by-side specs.

DeepSeek
DeepSeek V3.1
Google
Gemini 1.5 Flash-002
Overview
CompanyDeepSeekGoogle
Release dateAug 21 2025Sep 24 2024
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapGemini 1.5 Flash-002 shipped 331 days before DeepSeek V3.1

Which is better: DeepSeek V3.1 or Gemini 1.5 Flash-002?

DeepSeek V3.1 and Gemini 1.5 Flash-002 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.5 Flash-002 shipped 331 days before DeepSeek V3.1, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.1 is an open-source / open-weight model; Gemini 1.5 Flash-002 is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3.1 and Gemini 1.5 Flash-002 don't publish scores on any of the same benchmarks.

Frequently asked questions

When was DeepSeek V3.1 released?
DeepSeek V3.1 was released by DeepSeek on Aug 21 2025.
When was Gemini 1.5 Flash-002 released?
Gemini 1.5 Flash-002 was released by Google on Sep 24 2024.
Is DeepSeek V3.1 or Gemini 1.5 Flash-002 open source?
DeepSeek V3.1 is an open-source / open-weight model released by DeepSeek. Gemini 1.5 Flash-002 is a proprietary model released by Google.

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