Official MCP RegistryHosted servermailbox.botv1.0.1

bot.mailbox/mailbox

Physical mail API for AI agents. Send letters, certified mail. Sandbox + live keys via MCP.

Connect to Claude Code

Copy

claude mcp add --transport http bot-mailbox-mailbox https://mailbox.bot/api/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “bot.mailbox/mailbox”. Verified through the vendor namespace.