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Composer 2.5 vs Gemini 2.5 Flash

Cursor Composer 2.5 vs Google Gemini 2.5 Flash — side-by-side specs.

Cursor
Composer 2.5
Google
Gemini 2.5 Flash
Overview
CompanyCursorGoogle
Release dateMay 18 2026Apr 17 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapGemini 2.5 Flash shipped 396 days before Composer 2.5

Which is better: Composer 2.5 or Gemini 2.5 Flash?

Composer 2.5 and Gemini 2.5 Flash do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Gemini 2.5 Flash shipped 396 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 Composer 2.5 released?
Composer 2.5 was released by Cursor on May 18 2026.
When was Gemini 2.5 Flash released?
Gemini 2.5 Flash was released by Google on Apr 17 2025.

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