Google Contacts MCP

An MCP server that enables AI applications to manage Google Contacts via the People API. It supports searching, creating, updating, and deleting contacts and groups. Key features include etag-guarded updates to prevent concurrent edit conflicts, batch operations, and seamless OAuth connection from the conversation without manual config files.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by A1-x-Tech

You need:You need Node.js 20+ and a Google account.Credentials are not required at install time

Vendor documentation

What you can do with it

Search and read contacts with specific fields
Create, update, or delete contacts individually
Manage contact groups and membership
Batch import and clean up contacts

Source and maintenance

Community listingRegistry 1.1.1

mcp-registry: io.github.A1-x-Tech/mcp-google-contacts@1.1.1 Source repository Project website

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

mcp-google-contacts 1.1.1

npm

mcp-google-contacts package definition

{
  "version": "1.1.1",
  "transport": "stdio",
  "identifier": "mcp-google-contacts",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "GOOGLE_CONTACTS_CLIENT_ID",
      "description": "Google OAuth2 client id (refresh-token flow)."
    },
    {
      "name": "GOOGLE_CONTACTS_CLIENT_SECRET",
      "description": "Google OAuth2 client secret (refresh-token flow). Treat it as a secret."
    },
    {
      "name": "GOOGLE_CONTACTS_REFRESH_TOKEN",
      "description": "Google OAuth2 refresh token, exchanged for access tokens automatically. Treat it as a secret."
    },
    {
      "name": "GOOGLE_CONTACTS_ACCESS_TOKEN",
      "description": "Static OAuth2 access token (~1h lifetime) — alternative to the refresh-token trio, mostly for testing."
    },
    {
      "name": "GOOGLE_CONTACTS_OAUTH_PORT",
      "description": "Fixed port for the loopback listener of the in-chat login (127.0.0.1 + PKCE). Set it when the client runs over SSH port forwarding; otherwise a free port is picked per login."
    },
    {
      "name": "GOOGLE_CONTACTS_API_BASE",
      "default": "https://people.googleapis.com",
      "description": "API root override."
    },
    {
      "name": "GOOGLE_CONTACTS_TIMEOUT_MS",
      "default": "60000",
      "description": "Per-request timeout in milliseconds."
    },
    {
      "name": "GOOGLE_CONTACTS_MAX_RETRIES",
      "default": "3",
      "description": "Retries on transient errors (429 always; 5xx/network for reads)."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "google-contacts-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-google-contacts@1.1.1"
      ],
      "env": {
        "GOOGLE_CONTACTS_CLIENT_ID": "<YOUR_GOOGLE_CONTACTS_CLIENT_ID>",
        "GOOGLE_CONTACTS_CLIENT_SECRET": "<YOUR_GOOGLE_CONTACTS_CLIENT_SECRET>",
        "GOOGLE_CONTACTS_REFRESH_TOKEN": "<YOUR_GOOGLE_CONTACTS_REFRESH_TOKEN>",
        "GOOGLE_CONTACTS_ACCESS_TOKEN": "<YOUR_GOOGLE_CONTACTS_ACCESS_TOKEN>",
        "GOOGLE_CONTACTS_OAUTH_PORT": "<YOUR_GOOGLE_CONTACTS_OAUTH_PORT>",
        "GOOGLE_CONTACTS_API_BASE": "<YOUR_GOOGLE_CONTACTS_API_BASE>",
        "GOOGLE_CONTACTS_TIMEOUT_MS": "<YOUR_GOOGLE_CONTACTS_TIMEOUT_MS>",
        "GOOGLE_CONTACTS_MAX_RETRIES": "<YOUR_GOOGLE_CONTACTS_MAX_RETRIES>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "google-contacts-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-google-contacts@1.1.1"
      ],
      "env": {
        "GOOGLE_CONTACTS_CLIENT_ID": "<YOUR_GOOGLE_CONTACTS_CLIENT_ID>",
        "GOOGLE_CONTACTS_CLIENT_SECRET": "<YOUR_GOOGLE_CONTACTS_CLIENT_SECRET>",
        "GOOGLE_CONTACTS_REFRESH_TOKEN": "<YOUR_GOOGLE_CONTACTS_REFRESH_TOKEN>",
        "GOOGLE_CONTACTS_ACCESS_TOKEN": "<YOUR_GOOGLE_CONTACTS_ACCESS_TOKEN>",
        "GOOGLE_CONTACTS_OAUTH_PORT": "<YOUR_GOOGLE_CONTACTS_OAUTH_PORT>",
        "GOOGLE_CONTACTS_API_BASE": "<YOUR_GOOGLE_CONTACTS_API_BASE>",
        "GOOGLE_CONTACTS_TIMEOUT_MS": "<YOUR_GOOGLE_CONTACTS_TIMEOUT_MS>",
        "GOOGLE_CONTACTS_MAX_RETRIES": "<YOUR_GOOGLE_CONTACTS_MAX_RETRIES>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "google-contacts-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mcp-google-contacts@1.1.1"
      ],
      "env": {
        "GOOGLE_CONTACTS_CLIENT_ID": "<YOUR_GOOGLE_CONTACTS_CLIENT_ID>",
        "GOOGLE_CONTACTS_CLIENT_SECRET": "<YOUR_GOOGLE_CONTACTS_CLIENT_SECRET>",
        "GOOGLE_CONTACTS_REFRESH_TOKEN": "<YOUR_GOOGLE_CONTACTS_REFRESH_TOKEN>",
        "GOOGLE_CONTACTS_ACCESS_TOKEN": "<YOUR_GOOGLE_CONTACTS_ACCESS_TOKEN>",
        "GOOGLE_CONTACTS_OAUTH_PORT": "<YOUR_GOOGLE_CONTACTS_OAUTH_PORT>",
        "GOOGLE_CONTACTS_API_BASE": "<YOUR_GOOGLE_CONTACTS_API_BASE>",
        "GOOGLE_CONTACTS_TIMEOUT_MS": "<YOUR_GOOGLE_CONTACTS_TIMEOUT_MS>",
        "GOOGLE_CONTACTS_MAX_RETRIES": "<YOUR_GOOGLE_CONTACTS_MAX_RETRIES>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "google-contacts-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-google-contacts@1.1.1"
      ],
      "env": {
        "GOOGLE_CONTACTS_CLIENT_ID": "<YOUR_GOOGLE_CONTACTS_CLIENT_ID>",
        "GOOGLE_CONTACTS_CLIENT_SECRET": "<YOUR_GOOGLE_CONTACTS_CLIENT_SECRET>",
        "GOOGLE_CONTACTS_REFRESH_TOKEN": "<YOUR_GOOGLE_CONTACTS_REFRESH_TOKEN>",
        "GOOGLE_CONTACTS_ACCESS_TOKEN": "<YOUR_GOOGLE_CONTACTS_ACCESS_TOKEN>",
        "GOOGLE_CONTACTS_OAUTH_PORT": "<YOUR_GOOGLE_CONTACTS_OAUTH_PORT>",
        "GOOGLE_CONTACTS_API_BASE": "<YOUR_GOOGLE_CONTACTS_API_BASE>",
        "GOOGLE_CONTACTS_TIMEOUT_MS": "<YOUR_GOOGLE_CONTACTS_TIMEOUT_MS>",
        "GOOGLE_CONTACTS_MAX_RETRIES": "<YOUR_GOOGLE_CONTACTS_MAX_RETRIES>"
      }
    }
  }
}

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