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Composer vs GPT-3.5

Cursor Composer vs OpenAI GPT-3.5 — side-by-side specs.

Cursor
Composer
OpenAI
GPT-3.5
Overview
CompanyCursorOpenAI
Release dateOct 29 2025Nov 30 2022
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapGPT-3.5 shipped 1064 days before Composer

Which is better: Composer or GPT-3.5?

Composer and GPT-3.5 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. GPT-3.5 shipped 1064 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 Composer released?
Composer was released by Cursor on Oct 29 2025.
When was GPT-3.5 released?
GPT-3.5 was released by OpenAI on Nov 30 2022.

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