How to connect Googlecontacts to Claude Cowork

Connect Claude Cowork to Googlecontacts MCP. Find contacts at acme corporation, create contact for new sales lead, and more using natural language, with authentication handled for you.

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Oauth2

Googlecontacts is Google’s contact management service powered by the Google People API. It keeps names, emails, phone numbers, and contact details synced across Google Workspace.

24 Tools

Introduction

Cowork is Anthropic's AI agent for knowledge work. Think of it as Claude Code for everything else. It works autonomously with your computer, local files, and applications to accomplish complex tasks.

This guide walks you through the easiest and most secure way to connect your Googlecontacts account to Cowork via Composio Connect, enabling it to find contacts at Acme Corporation, create contact for new sales lead, update phone number for Priya Shah, and more such actions on your behalf without compromising your account security.

Also integrate Googlecontacts with

Connecting Googlecontacts to Claude Cowork

1. Open Customize

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

2. Add the Composio MCP server

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

3. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Cowork

4. Connect your Googlecontacts account

Back in Cowork, ask the agent to connect to Googlecontacts or give it any Googlecontacts-related task.

For example, ask Cowork to:

  • "Find contacts at Acme Corporation"
  • "Create contact for new sales lead"
  • "Update phone number for Priya Shah"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Cowork, and your Googlecontacts account is ready to use.

What is Claude Cowork?

Claude Cowork is Anthropic's agent for general knowledge work. It can use your computer, files, and connected applications to complete longer-running tasks across your work tools.

With Composio Connect, Cowork can securely access apps like Googlecontacts through MCP without you sharing account credentials directly with the agent.

What is the Googlecontacts MCP server, and what's possible with it?

The Googlecontacts MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Googlecontacts account. It provides structured and secure access so your agent can perform Googlecontacts operations on your behalf.

TOOLS

Supported Tools

Every Googlecontacts action and event your agent gets out of the box.

Batch create contacts

Create a batch of new contacts in Google Contacts.

Batch get contact groups

Get a list of contact groups owned by the authenticated user by specifying a list of contact group resource names.

Batch Update Google Contacts

Update a batch of contacts in Google Contacts and return the updated contact data.

Copy Other Contact to My Contacts

Copies an Other contact to a new contact in the user's myContacts group.

Create Contact

Create a new contact in Google Contacts and return the person resource for that contact.

Create Contact Group

Create a new contact group owned by the authenticated user.

Delete Google Contact

Delete a contact person from Google Contacts.

Delete contact group

Deletes an existing contact group owned by the authenticated user by specifying the contact group resource name.

Delete Contact Photo

Delete a contact's photo from Google Contacts.

Batch Delete Google Contacts

Delete a batch of contacts from Google Contacts.

Batch get people

Batch retrieves information about multiple people from Google Contacts.

Get Contact Group

Retrieves a specific contact group owned by the authenticated user by specifying the contact group resource name.

Get Person

Provides information about a person by specifying a resource name.

List Connections

Lists the connections (contacts) for the authenticated user.

List Contact Groups

List all contact groups owned by the authenticated user.

List Directory People

Lists domain profiles and domain contacts in the authenticated user's domain directory.

List Other Contacts

Lists "Other contacts" from Google People API.

Modify Contact Group Members

Modifies the members of a contact group by adding or removing contact resource names.

Search Contacts

Searches the authenticated user's contacts for matches against the provided query.

Search Domain Directory People

Search domain directory people in Google Contacts.

Search Other Contacts

Searches other contacts from Google People API that match a query string.

Update Google Contact

Update contact data for an existing contact person.

Update Contact Group

Update the name of an existing contact group owned by the authenticated user.

Update Contact Photo

Update a contact's photo.

FRAMEWORKS

How to build Googlecontacts MCP Agent with another framework

FAQ

Frequently asked questions

With a standalone Googlecontacts MCP server, the agents and LLMs can only access a fixed set of Googlecontacts tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Googlecontacts and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Googlecontacts tools.

Yes, absolutely. You can configure which Googlecontacts scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Googlecontacts data and credentials are handled as safely as possible.

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