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Home/Compare/Claude Opus 4.1 vs Pixtral Large 24.11

Claude Opus 4.1 vs Pixtral Large 24.11

2 vs 0 benchmarks won

Anthropic
Claude Opus 4.1
Mistral
Pixtral Large 24.11
Overview
CompanyAnthropicMistral
Release dateAug 5 2025Nov 19 2024
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
80.9%
Software engineering
SWE-Bench Verified
74.5%
Multimodal understanding
MMMU
Timeline
Release gapPixtral Large 24.11 shipped 259 days before Claude Opus 4.1

Which is better: Claude Opus 4.1 or Pixtral Large 24.11?

Claude Opus 4.1 leads Pixtral Large 24.11 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Pixtral Large 24.11 shipped 259 days before Claude Opus 4.1, so benchmark comparisons should account for the intervening progress.

Pixtral Large 24.11 is an open-source / open-weight model; Claude Opus 4.1 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 Opus 4.1 released?
Claude Opus 4.1 was released by Anthropic on Aug 5 2025.
When was Pixtral Large 24.11 released?
Pixtral Large 24.11 was released by Mistral on Nov 19 2024.
Is Claude Opus 4.1 or Pixtral Large 24.11 open source?
Pixtral Large 24.11 is an open-source / open-weight model released by Mistral. Claude Opus 4.1 is a proprietary model released by Anthropic.

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