Composer 2 by Cursor

Fast, token-efficient frontier-level coding model

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About

Composer 2 is Cursor's coding model, built for complex development tasks that unfold over a long horizon. It combines strong benchmark performance with efficient pricing, and is trained with continued pretraining and reinforcement learning for smarter code generation at a better cost-to-performance ratio.

A faster variant is available for workflows that need real-time responsiveness.

It is aimed at developers using Cursor for substantial, multi-step work who want a capable model that stays affordable at scale, and the option to trade some capability for speed when a task needs quick turnaround.

AI-assisted draft, human-reviewed before publishing — see how we choose & review tools.

Why we picked it

Composer 2 stood out for the faster variant built for real-time workflows specifically — Cursor offering a speed/quality tradeoff explicitly, rather than one fixed model for every task, is worth naming against a single model that's always tuned for the hardest case.