Mailbox MCP Server: Install & Setup

Install Mailbox in Claude Code

This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:

Claude Code

claude mcp add psyb0t-mailbox -- <command to start the server>

Scoped IMAP/SMTP access over HTTP and MCP: read, organize, draft, reply and send mail.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Follow the install steps in the project's README at https://github.com/psyb0t/docker-mailbox, then register it with "claude mcp add".

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