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Claude Sonnet 4.5 vs Mistral Large 2 24.11

3 vs 0 benchmarks won

Anthropic
Claude Sonnet 4.5
Mistral
Mistral Large 2 24.11
Overview
CompanyAnthropicMistral
Release dateSep 29 2025Nov 19 2024
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
83.4%
Software engineering
SWE-Bench Verified
77.2%
Multimodal understanding
MMMU
68%
Timeline
Release gapMistral Large 2 24.11 shipped 314 days before Claude Sonnet 4.5

Which is better: Claude Sonnet 4.5 or Mistral Large 2 24.11?

Claude Sonnet 4.5 leads Mistral Large 2 24.11 on 3 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Mistral Large 2 24.11 shipped 314 days before Claude Sonnet 4.5, so benchmark comparisons should account for the intervening progress.

Mistral Large 2 24.11 is an open-source / open-weight model; Claude Sonnet 4.5 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 Claude Sonnet 4.5 released?
Claude Sonnet 4.5 was released by Anthropic on Sep 29 2025.
When was Mistral Large 2 24.11 released?
Mistral Large 2 24.11 was released by Mistral on Nov 19 2024.
Is Claude Sonnet 4.5 or Mistral Large 2 24.11 open source?
Mistral Large 2 24.11 is an open-source / open-weight model released by Mistral. Claude Sonnet 4.5 is a proprietary model released by Anthropic.

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