How do I use the sync.blue® Address Book with MCP? – sync.blue® help

This article explains how to connect the sync.blue® Address Book via the Model Context Protocol (MCP) and use it with your AI tools, such as ChatGPT or Claude.

What is MCP?

MCP (Model Context Protocol) allows you to integrate external services like the sync.blue® Address Book in a structured and secure way into compatible tools and AI environments. Through an MCP server, sync.blue® provides your personal address book as a context-aware data source. This way, contacts can be read and processed, for example, by AI-powered chats or agents.

Requirements

A set up sync.blue® Address Book
An MCP-capable tool (e.g., ChatGPT or Claude)

Activate the MCP server in the sync.blue® Address Book

Open your sync.blue® Address Book
Open the settings of the sync.blue® Address Book
Enable token access and the MCP integration
Then copy the MCP integration URL and the token

Example: MCP configuration in Visual Studio Code

Add the MCP server configuration, for example, in your MCP configuration file in Visual Studio Code:

{
  "servers": {
    "syncblue-addressbook-mcp": {
      "url": "https://addressbook.sync.blue/mcp/<UID>/",
      "type": "http",
      "headers": {
        "Authorization": "Bearer <Token>"
      }
    }
  }
}

Using the address book via MCP

After successful configuration, your sync.blue® Address Book is available as a contextual data source in the MCP-capable tool. Depending on the client used, you can implement scenarios such as:

Listing and retrieving contacts and companies
Creating contacts and companies
Updating contacts and companies
Deleting contacts and companies
Using contacts and companies as context for AI prompts
Automatically processing or analyzing contact and company data