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Mailbox

Verified Integration
Author: @arbengine•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#Database#API#Git#AI#GitHub#Node.js#Automation

Client Configuration

— Connect Mailbox to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "mailbox-1": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-mailbox-1"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Integrate physical postal mail capabilities, including sending letters, certified mail, and receiving mail, directly into AI agents.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Mailbox

Mailbox.bot is an API that enables AI agents to send and receive physical postal mail directly. It allows agents to integrate with real-world postal services for various applications.

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