§ agents · storyline
Cursor releases Composer 2.5 for sustained work on long tasks
Cursor releases Composer 2.5, built on Kimi K2.5, with improved handling of long-running tasks and more reliable complex instruction-following than its predecessor.
Cursor: Cursor releases Composer 2.5, saying it's better at sustained work on long-running tasks and follows complex instructions more reliably; it's built on Kimi K2.5 — Composer 2.5 is now available in Cursor.
— It's a substantial improvement in intelligence and behavior over Composer 2.
§ sources3 publications · timeline below
- techmeme.comCursor releases Composer 2.5, saying it's better at sustained work on long-running tasks and follows complex instructions more reliably; it's built on Kimi K2.5 (Cursor)primary
- the-decoder.comCursor's Composer 2.5 matches Opus 4.7 and GPT-5.5 benchmarks at a fraction of the cost
- twitter.comCursor Introduces Composer 2.5
§ how this story moved
- primary — HN Algolia — Front-Page AI publishes the launch post.
- Techmeme picks up coverage.
- The Decoder picks up coverage.