Mailbuttons (mbag.ai) for Claude Code

com.mailbuttons/mcp-server

Governed email for AI agents (Mailbuttons / mbag.ai): sandbox inboxes, policy gate, audit log.

client:Claude Code transport:streamable-http runtime:npm

Install Mailbuttons (mbag.ai) in Claude Code

run in your project directory

claude mcp add --transport http mcp-server https://mailbuttons.com/api/v1/mcp/rpc

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs