Tag: video-summary

All the articles with the tag "video-summary".

• Training Composer 2: How Cursor Builds a Coding Agent Model

  27 May, 2026

  A structured walkthrough of Sasha Rush's Training Composer 2 workshop: why Cursor chose Kimi K2.5, how continued pretraining and long-horizon RL fit together, what CursorBench measures, and where Composer is headed.