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DeepSeek Chat (R1-based) vs Mistral Small 4

DeepSeek DeepSeek Chat (R1-based) vs Mistral Mistral Small 4 — side-by-side specs.

DeepSeek
DeepSeek Chat (R1-based)
Mistral
Mistral Small 4
Overview
CompanyDeepSeekMistral
Release dateJan 20 2025Mar 16 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapDeepSeek Chat (R1-based) shipped 420 days before Mistral Small 4

Which is better: DeepSeek Chat (R1-based) or Mistral Small 4?

DeepSeek Chat (R1-based) and Mistral Small 4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek Chat (R1-based) shipped 420 days before Mistral Small 4, so benchmark comparisons should account for the intervening progress.

DeepSeek Chat (R1-based) is an open-source / open-weight model; Mistral Small 4 is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek Chat (R1-based) and Mistral Small 4 don't publish scores on any of the same benchmarks.

Frequently asked questions

When was DeepSeek Chat (R1-based) released?
DeepSeek Chat (R1-based) was released by DeepSeek on Jan 20 2025.
When was Mistral Small 4 released?
Mistral Small 4 was released by Mistral on Mar 16 2026.
Is DeepSeek Chat (R1-based) or Mistral Small 4 open source?
DeepSeek Chat (R1-based) is an open-source / open-weight model released by DeepSeek. Mistral Small 4 is a proprietary model released by Mistral.

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