AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Home/Compare/DeepSeek V3 Base vs Mistral Medium 3

DeepSeek V3 Base vs Mistral Medium 3

DeepSeek DeepSeek V3 Base vs Mistral Mistral Medium 3 — side-by-side specs.

DeepSeek
DeepSeek V3 Base
Mistral
Mistral Medium 3
Overview
CompanyDeepSeekMistral
Release dateDec 2024May 7 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapDeepSeek V3 Base shipped 157 days before Mistral Medium 3

Which is better: DeepSeek V3 Base or Mistral Medium 3?

DeepSeek V3 Base and Mistral Medium 3 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. DeepSeek V3 Base shipped 157 days before Mistral Medium 3, so benchmark comparisons should account for the intervening progress.

DeepSeek V3 Base is an open-source / open-weight model; Mistral Medium 3 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 Base released?
DeepSeek V3 Base was released by DeepSeek on Dec 2024.
When was Mistral Medium 3 released?
Mistral Medium 3 was released by Mistral on May 7 2025.
Is DeepSeek V3 Base or Mistral Medium 3 open source?
DeepSeek V3 Base is an open-source / open-weight model released by DeepSeek. Mistral Medium 3 is a proprietary model released by Mistral.

Other comparisons