What is Imessage Mcp Server

imessage-mcp-server is an MCP server that utilizes AppleScript to send iMessages and manage contacts through macOS Messages and Contacts applications.

Use cases

Use cases include sending reminders, checking contact details, and communicating with colleagues or friends via iMessage using voice commands or text input.

How to use

To use imessage-mcp-server, install the necessary dependencies, build the server, configure Claude Desktop to use the server, and grant the required permissions for Contacts and Messages access. You can then interact with Claude Desktop using natural language commands.

Key features

Key features include access to contacts, the ability to view contact details, search for contacts by name, phone, or email, and send iMessages with confirmation of delivery.

Where to use

imessage-mcp-server is primarily used in personal and professional settings where managing contacts and sending messages efficiently is required, particularly for macOS users.

iMessage MCP Server

⚠️ DISCLAIMER - USE AT YOUR OWN RISK ⚠️

This software is provided as-is, without any warranties or guarantees.

An MCP server that uses AppleScript to send iMessages and manage contacts.

This server uses AppleScript to interface with macOS Messages and Contacts apps through the Model Context Protocol (MCP). It wraps AppleScript commands in a TypeScript server to allow you to:

• View and search your contacts
• Send iMessages to contacts or phone numbers
• Get confirmation when messages are sent

Features

Resources

• Access your contacts via contacts://all
• View contact details including names, phone numbers, and email addresses
• All data stays local on your machine

Tools

• search_contacts - Find contacts by name, phone, or email

  • Takes a search query and returns matching contacts
  • Searches across names, phone numbers, and email addresses

• send_message - Send an iMessage

  • Takes recipient (phone/email) and message content
  • Sends through your local Messages app
  • Returns confirmation or error details

Installation

1. Install dependencies:

npm install

2. Build the server:

npm run build

3. Configure Claude Desktop to use the server:

On MacOS: ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "imessage": {
      "command": "node",
      "args": [
        "/path/to/imessage-server/build/server.js"
      ]
    }
  }
}

4. Restart Claude Desktop

5. Grant permissions when prompted for:

   • Contacts access
   • Messages access

Usage

Once installed, you can talk to Claude Desktop naturally:

• “Show me my contacts”
• “Search for contacts named Marissa”
• “Send a message to 555-0123 saying I’ll be there in 10 minutes”
• “Send Alice an iMessage asking if we’re still on for lunch”

Security Notes

• All operations happen locally on your machine
• No contact or message data is sent to external servers
• The server requires macOS permissions for Contacts and Messages access
• Messages are sent through your iMessage account

Development

For development and debugging, use the MCP Inspector:

npx @modelcontextprotocol/inspector node build/server.js

Requirements

• macOS (for Messages and Contacts integration)
• Node.js 18 or higher
• Claude Desktop
• Active iMessage account

Troubleshooting

If messages aren’t sending:

1. Check Messages app is signed in
2. Verify permissions are granted
3. Look for errors in Claude Desktop logs:

tail -f ~/Library/Logs/Claude/mcp*.log