Documentation
A little setup.
A clear path to sharing.
Install the Mac companion, connect your intended ChatGPT account and choose the context you share.
Set up BoardStart
What is Board?
Explicit context sharing between your Mac and ChatGPT Dots.
Get started
Install the Board CLI, link your private MCP setup and share your first item.
Secure MCP Tunnel
Connect Board directly to an existing private OpenAI tunnel over STDIO.
Mac companion
Install and operate the companion, or let Secure MCP Tunnel own the private STDIO runtime.
OAuth HTTP connection
Configure the separate OAuth-protected HTTP connection and provider.
Use Board
Text sharing and clipboard writes
Explicit text snapshots, literal clipboard writes, bounds and durable receipts.
Selected UTF-8 context files
Share immutable selected UTF-8 file snapshots with bounded reads and digest verification.
Cloud clipboard helper
Install and operate the independent Linux Wayland clipboard helper.
Reference