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DeepSeek R1-0528 vs Magistral Small

DeepSeek DeepSeek R1-0528 vs Mistral Magistral Small — side-by-side specs.

DeepSeek
DeepSeek R1-0528
Mistral
Magistral Small
Overview
CompanyDeepSeekMistral
Release dateMay 28 2025Jun 10 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 R1-0528 shipped 13 days before Magistral Small

Which is better: DeepSeek R1-0528 or Magistral Small?

DeepSeek R1-0528 and Magistral Small do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. DeepSeek R1-0528 shipped 13 days before Magistral Small, so benchmark comparisons should account for the intervening progress.

DeepSeek R1-0528 is an open-source / open-weight model; Magistral Small 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 R1-0528 released?
DeepSeek R1-0528 was released by DeepSeek on May 28 2025.
When was Magistral Small released?
Magistral Small was released by Mistral on Jun 10 2025.
Is DeepSeek R1-0528 or Magistral Small open source?
DeepSeek R1-0528 is an open-source / open-weight model released by DeepSeek. Magistral Small is a proprietary model released by Mistral.

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