The Most Reliable Way to Integrate With the Google Contacts API

The Nylas APIs power the world’s leading software applications with full CRUD features and sync from Gmail and 100% of contacts providers.

  • Node
  • Java
  • Python
  • Ruby
const Nylas = require('nylas');
    clientId: CLIENT_ID,
    clientSecret: CLIENT_SECRET,
const nylas = Nylas.with(ACCESS_TOKEN);
nylas.contacts.list({limit: 10}).then(contacts => {
    for (const contact of contacts) {
        console.log(`Name: ${contact.givenName} ${contact.surname}`);


public class Contacts { 
  public static void main (String[] args) throws Exception {
    NylasAccount account = new NylasClient().account(ACCESS_TOKEN);
    List contacts = account.contacts().list(); Contact contact ) -> {
      System.out.println( event.getEmails() ); 


from nylas import APIClient
nylas = APIClient(
contacts = nylas.contacts.all(limit=5)
for contact in contacts:
   email = list(contact.emails.values())[0][0]
    print("Email: {} | ID: {}".format(


require 'nylas'
nylas =
    app_id: CLIENT_ID,
    app_secret: CLIENT_SECRET,
    access_token: ACCESS_TOKEN
contact = nylas.contacts.create
contact.given_name = "Larry"
contact.surname = "Page"


Integrate Google Contacts Data – No Maintenance Required.

The Nylas Contacts API securely and reliably connects address books and contact databases directly into your application. With Nylas, you can sync historic and new contacts into your application in real-time and get bi-directional contacts sync with full CRUD (create, read, update, delete).

Integrate With Google’s Contacts API Faster With Nylas

To build Google sync yourself would take around 1,928 hours. With Nylas, it takes just a few hours for one engineer.

Filter Functionality

Nylas provides filter functionality that allows you to narrow a request based on specific parameters. This also enables you to paginate through a large number of objects and improve performance.

Webhook Notifications

Webhooks allow your application to receive notifications when certain events occur. They are easy to integrate into your app and scale seamlessly with your growth.

99.9% Guaranteed Uptime

Uptime is of utmost importance. That’s why the Nylas communication platform is built with a 99.9% guaranteed uptime.

Divert the Costs of the Google Contacts API

As your platform scales and your user base grows, so do costs for directly maintaining the Google integration. Nylas handles these for you, including costs for:

  • Operating servers
  • Building Google OAuth security features, infrastructure and support
  • Google OAath app verification and annual app security review costs
  • Troubleshooting bugs

The Nylas APIs abstracts away ongoing maintenance tasks for you. Our API comes with out-of-the-box security certifications, and we power even more granular scopes than most providers to improve security for your end-users.

Learn more: Calculate Your Savings With the Nylas APIs »

With Nylas, Everything is Secure. Everything is Connected.

Security is our top priority — we sweat the small stuff so you don’t have to. Nylas is SOC 2 Certified, Privacy Shield certified, GDPR compliant, and HIPAA and FINRA ready. Data from every email you sync is encrypted and isolated with multi-level permission checks.

Learn How
  • World-Class Security Certifications
  • Token Management
  • Whitelisted IPs
  • Data Encryption
  • Granular Authentication Scopes
  • Gated Permission Checks
Learn How


How do I know how much time and money I’m saving with the Nylas API?

You can calculate exactly how much time and money you can save with our savings calculator.

How do I get started integrating with the Google Contacts API?

You can create a developer account with Nylas and sync up to 10 accounts for free here.

Where do I get the access key that allows me to begin integrating with the Google Contacts API?

You can access the Nylas Contacts API for Google key directly from your Nylas dashboard. One key unlocks access to any contacts provider in the world! Exciting, we know.

How do my users activate contacts sync?

Your users can kick-start full contacts sync simply authenticating access. Your users will input their credentials and then be redirected back to your application.

What kinds of companies use the Nylas API to integrate with the Google Contacts API?

Learn how customers in the CRM, ATS, automotive, finance, and legal industries use the Nylas Contacts API on our case studies page.

What languages can I use to integrate with the Google Contacts API?

We provide SDKs that make it easy to integrate your app using PythonNode.jsJava, or Ruby, or you can use a different language of choice to connect to our RESTful API and find Google Contacts API examples.

How is the Nylas API integration with the Google Contacts API secured?

The Nylas Contacts API encrypts 100% of your data with military-grade security standards. In addition, Nylas is GDPR compliant, SOC 2 compliant, and HIPAA and FINRA ready.

What are the pricing options for integrating with the Google Contacts API?

You can sync up to 10 accounts for free. After that, pricing is based on the number of accounts you have synced; you can view our pricing page for more details.

Additional questions about building your contacts integration?

Check out our comprehensive Getting Started Guide.

Can I integrate Google Calendar and contacts as well?

Once your account authenticates with Nylas and our sync server detects the account, we will automatically start syncing mail, calendar, and contact data if you passed in the calendar and contact scopes when authenticating.