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Claude Opus 4.8 vs Pixtral Large 24.11

Anthropic Claude Opus 4.8 vs Mistral Pixtral Large 24.11 — side-by-side specs.

Anthropic
Claude Opus 4.8
Mistral
Pixtral Large 24.11
Overview
CompanyAnthropicMistral
Release dateMay 28 2026Nov 19 2024
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Agentic coding
SWE-Bench Pro
69.2%
Agentic terminal coding
Terminal-Bench 2.1
74.6%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
49.8%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
57.9%
Agentic computer use
OSWorld-Verified
83.4%
Agentic financial analysis
Finance Agent v2
53.9%
Knowledge work
GDPval-AA
1890
Timeline
Release gapPixtral Large 24.11 shipped 555 days before Claude Opus 4.8

Which is better: Claude Opus 4.8 or Pixtral Large 24.11?

Claude Opus 4.8 and Pixtral Large 24.11 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Pixtral Large 24.11 shipped 555 days before Claude Opus 4.8, so benchmark comparisons should account for the intervening progress.

Pixtral Large 24.11 is an open-source / open-weight model; Claude Opus 4.8 is proprietary.

Direct benchmark comparisons are unavailable — Claude Opus 4.8 and Pixtral Large 24.11 don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Claude Opus 4.8 released?
Claude Opus 4.8 was released by Anthropic on May 28 2026.
When was Pixtral Large 24.11 released?
Pixtral Large 24.11 was released by Mistral on Nov 19 2024.
Is Claude Opus 4.8 or Pixtral Large 24.11 open source?
Pixtral Large 24.11 is an open-source / open-weight model released by Mistral. Claude Opus 4.8 is a proprietary model released by Anthropic.

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