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Composer vs Pixtral 24.09

Cursor Composer vs Mistral Pixtral 24.09 — side-by-side specs.

Cursor
Composer
Mistral
Pixtral 24.09
Overview
CompanyCursorMistral
Release dateOct 29 2025Sep 2024
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapPixtral 24.09 shipped 423 days before Composer

Which is better: Composer or Pixtral 24.09?

Composer and Pixtral 24.09 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Pixtral 24.09 shipped 423 days before Composer, so benchmark comparisons should account for the intervening progress.

Pixtral 24.09 is an open-source / open-weight model; Composer 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 Composer released?
Composer was released by Cursor on Oct 29 2025.
When was Pixtral 24.09 released?
Pixtral 24.09 was released by Mistral on Sep 2024.
Is Composer or Pixtral 24.09 open source?
Pixtral 24.09 is an open-source / open-weight model released by Mistral. Composer is a proprietary model released by Cursor.

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