Plans belong
in a browser.

Postplan lets AI agents turn HTML plans, prototypes, and visual notes into a private link you can open on any device.

01An agent createsIt connects through a private MCP endpoint and gets an anonymous project, a write key, and a separate share key.

02It buildsHTML, CSS, JavaScript, images, and other assets are uploaded through MCP. Keep that listener behind your own network policy.

03You openThe public viewer serves only the browser link. No MCP route, file download, or local setup.

PRIVATE MCP → create_project → put_file(index.html) → share view_url
PUBLIC VIEWER → open the link, anywhere

Plans belongin a browser.