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Claude 2.1 vs Mistral Medium 3

Anthropic Claude 2.1 vs Mistral Mistral Medium 3 — side-by-side specs.

Anthropic
Claude 2.1
Mistral
Mistral Medium 3
Overview
CompanyAnthropicMistral
Release dateNov 21 2023May 7 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapClaude 2.1 shipped 533 days before Mistral Medium 3

Which is better: Claude 2.1 or Mistral Medium 3?

Claude 2.1 and Mistral Medium 3 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 2.1 shipped 533 days before Mistral Medium 3, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

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 Claude 2.1 released?
Claude 2.1 was released by Anthropic on Nov 21 2023.
When was Mistral Medium 3 released?
Mistral Medium 3 was released by Mistral on May 7 2025.

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