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Claude 2 vs Composer

Anthropic Claude 2 vs Cursor Composer — side-by-side specs.

Anthropic
Claude 2
Cursor
Composer
Overview
CompanyAnthropicCursor
Release dateJul 11 2023Oct 29 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 shipped 841 days before Composer

Which is better: Claude 2 or Composer?

Claude 2 and Composer do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 2 shipped 841 days before Composer, 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 released?
Claude 2 was released by Anthropic on Jul 11 2023.
When was Composer released?
Composer was released by Cursor on Oct 29 2025.

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