AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Home/Compare/Claude 1 vs Composer 2

Claude 1 vs Composer 2

Anthropic Claude 1 vs Cursor Composer 2 — side-by-side specs.

Anthropic
Claude 1
Cursor
Composer 2
Overview
CompanyAnthropicCursor
Release dateMar 14 2023Mar 20 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapClaude 1 shipped 1102 days before Composer 2

Which is better: Claude 1 or Composer 2?

Claude 1 and Composer 2 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Claude 1 shipped 1102 days before Composer 2, 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 1 released?
Claude 1 was released by Anthropic on Mar 14 2023.
When was Composer 2 released?
Composer 2 was released by Cursor on Mar 20 2026.

Other comparisons