Blog
MCP·MARCH 22, 2026
From Cursor chat to polished MP4: MCP product demos in practice
A practical walkthrough of record_and_build and live_build_demo — what the agent sees, what you review, what you export.
Screen Beaver Team·7 min read

`record_and_build` is the high-leverage call: open a target, click the flow, run auto polish, queue export. `live_build_demo` keeps you in the loop while tools fire live.
Stay in control
Nothing is locked. Nudge zooms, delete markers, regenerate captions — then hit Export when the cut feels right. Encoding stays on your machine.