mailbox for Windsurf

bot.mailbox/mailbox

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

client:Windsurf transport:streamable-http tools:45

Install mailbox in Windsurf

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

{
  "mcpServers": {
    "mailbox": {
      "serverUrl": "https://mailbox.bot/api/mcp"
    }
  }
}

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