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

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Claude Opus 4.7 vs Composer 2.5

2 vs 0 benchmarks won

Anthropic
Claude Opus 4.7
Cursor
Composer 2.5
Overview
CompanyAnthropicCursor
Release dateApr 16 2026May 18 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
94.2%
Software engineering
SWE-Bench Verified
87.6%
Multimodal understanding
MMMU
Timeline
Release gapClaude Opus 4.7 shipped 32 days before Composer 2.5

Which is better: Claude Opus 4.7 or Composer 2.5?

Claude Opus 4.7 leads Composer 2.5 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude Opus 4.7 shipped 32 days before Composer 2.5, 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 Opus 4.7 released?
Claude Opus 4.7 was released by Anthropic on Apr 16 2026.
When was Composer 2.5 released?
Composer 2.5 was released by Cursor on May 18 2026.

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