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DeepSeek V3.1 vs Gemini 3.0 Pro

0 vs 3 benchmarks won

DeepSeek
DeepSeek V3.1
Google
Gemini 3.0 Pro
Overview
CompanyDeepSeekGoogle
Release dateAug 21 2025Nov 18 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
91.9%
Software engineering
SWE-Bench Verified
76.2%
Multimodal understanding
MMMU
81%
Timeline
Release gapDeepSeek V3.1 shipped 89 days before Gemini 3.0 Pro

Which is better: DeepSeek V3.1 or Gemini 3.0 Pro?

Gemini 3.0 Pro leads DeepSeek V3.1 on 3 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). DeepSeek V3.1 shipped 89 days before Gemini 3.0 Pro, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.1 is an open-source / open-weight model; Gemini 3.0 Pro is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was DeepSeek V3.1 released?
DeepSeek V3.1 was released by DeepSeek on Aug 21 2025.
When was Gemini 3.0 Pro released?
Gemini 3.0 Pro was released by Google on Nov 18 2025.
Is DeepSeek V3.1 or Gemini 3.0 Pro open source?
DeepSeek V3.1 is an open-source / open-weight model released by DeepSeek. Gemini 3.0 Pro is a proprietary model released by Google.

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