PieterPost MCP for Claude Code

io.github.pieterpost-com/pieterpost-mcp

Let AI agents prepare, review, pay for, and send real letters and postcards.

client:Claude Code transport:streamable-http

Install PieterPost MCP in Claude Code

run in your project directory

claude mcp add --transport http pieterpost-mcp https://pieterpost.com/mcp/setup/

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