Composer 2.5

Anysphere🇺🇸 United States
active
Input / 1M tokens$0.5
Output / 1M tokens$2.5

Version History

2.5minor

Composer 2.5 is Cursor's low-cost worker model, built on Kimi K2.5 according to Cursor founder Michael Truell, and priced at $0.50/$2.50 per million input/output tokens. Cursor claims it performs at a level comparable to Opus 4.7 and GPT-5.5 in agentic coding tasks when paired with a frontier planner model.

Coverage

product update

Cursor's New Agent Swarm Architecture Splits Planning and Coding to Cut Costs by Up to 15x

Cursor's upgraded agent swarm splits AI coding work between expensive frontier planner models and cheap worker models, reaching 100 percent accuracy on a from-scratch SQLite-to-Rust benchmark. Cursor claims the split cuts codebase size by up to 85 percent and worker costs by a factor of 15 compared to running a single frontier model alone.

4 min read