Cursor: Composer 2.5 Upgrade Improves AI Coding Performance And Long-Running Task Execution
By Amit Chowdhry ● May 19, 2026
Composer 2.5 is now available in Cursor, introducing substantial improvements in intelligence, usability, and collaboration capabilities over Composer 2. Built on the same open-source checkpoint as Moonshot’s Kimi K2.5, the updated model is designed to handle sustained work on long-running tasks, follow complex instructions more reliably, and deliver a more polished collaborative experience.