Cursor admits its new coding model was built on top of Moonshot AI's Kimi
6 hours ago
- #AI
- #Cursor
- #Kimi
- Cursor launched Composer 2, a new AI coding model, claiming 'frontier-level coding intelligence.'
- An X user alleged Composer 2 is based on Moonshot AI's open-source model Kimi 2.5 with added reinforcement learning.
- Cursor VP Lee Robinson confirmed Composer 2 started from an open-source base but emphasized significant additional training.
- Cursor and Kimi stated the use of Kimi was authorized under a commercial partnership with Fireworks AI.
- Cursor co-founder Aman Sanger admitted oversight in not crediting Kimi upfront and promised to rectify this in future announcements.