Agentboxd

com.agentboxd/mcp

Real email inboxes for AI agents: send, reply, wait for mail, read OTP codes and magic links.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@agentboxd/mcp@0.3.0"
      ],
      "env": {
        "AGENTBOXD_API_KEY": "<your AGENTBOXD_API_KEY>",
        "AGENTBOXD_BASE_URL": "https://api.agentboxd.com"
      }
    }
  }
}
Environment variables
  • AGENTBOXD_API_KEYsecretAgentboxd API key (starts with mr_). Create one at https://agentboxd.com/app/api-keys, or leave it unset and let the agent call the signup tool.
  • AGENTBOXD_BASE_URLAPI base URL. Only change it for a self-hosted server.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
AI & ML
Version
0.3.0
Registry
active
Published
11/7/2026

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Add the badge to your site

Show visitors that Agentboxd is listed here — it’s also the link we check for a free listing.

Agentboxd — listed on Serverdex

HTML — for your website

<a href="https://serverdex.io/server/com-agentboxd-mcp?utm_source=badge"><img src="https://serverdex.io/brand/badge.svg" alt="Agentboxd — listed on Serverdex" width="123" height="40" loading="lazy"></a>

Recommended. A dofollow link from your own domain is the one that counts for search engines, and it's the link we check for a free listing.

Markdown — for your README

[![Agentboxd — listed on Serverdex](https://serverdex.io/brand/badge.svg)](https://serverdex.io/server/com-agentboxd-mcp?utm_source=badge)

Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.