PaperAgent — Send Physical Mail for Windsurf

dev.paperagent/letters

Mail one-off USPS letters from ChatGPT or Claude after you approve the preview and price. US only.

client:Windsurf transport:streamable-http tools:8

Install PaperAgent — Send Physical Mail in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

{
  "mcpServers": {
    "letters": {
      "serverUrl": "https://paperagent.dev/mcp"
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs