Cursor’s Composer is an MoE coding model trained through RL to perform complex software engineering tasks in large codebases.

The vibe coding tool Cursor, from startup Anysphere, has introduced Composer, its first in-house, proprietary coding large language model (LLM) as part of its Cursor 2.0 platform update.

Cursor’s new Composer model, built for low-latency agentic coding, completes most iterations in under 30 seconds, according ...