How to connect Zapier App Connector to Contacts API

Zapier App Connector + Contacts API: Quick Start

Connecting Contacts API with the Zapier App Connector

This guide explains how to authenticate, configure endpoints, and build no code automations to connect the GHL Contacts API with the Zapier App Connector, so you can automate contact management, tasks, notes, and appointments.

Authentication for Contacts API

Use OAuth 2.0 to authorize the Zapier App Connector to access Contacts data. Exchange client credentials for access and refresh tokens, and securely store tokens in your Zapier app settings.

Zapier App Connector Authentication

Configure OAuth 2.0 in the Zapier App Connector, request the scope contacts.readonly, and connect to your GHL developer account to obtain client credentials.

Endpoints overview

Key endpoints include GET /contacts/:contactId, GET /contacts/:contactId/tasks, GET /contacts/:contactId/notes, GET /contacts/, POST /contacts/, PUT /contacts/:contactId, DELETE /contacts/:contactId, POST /contacts/:contactId/tasks, PUT /contacts/:contactId/tasks/:taskId, PUT /contacts/:contactId/tasks/:taskId/completed, DELETE /contacts/:contactId/tasks/:taskId, GET /contacts/business/:businessId, GET /contacts/:contactId/appointments, and POST /contacts/:contactId/tags.

Top 3 connections between Contacts API and Zapier App Connector

Connection 1: Read a contact and pull related data

Trigger: Retrieve a contact by ID and fetch related tasks, notes, and appointments.

Actions: Create or update the contact, then create tasks or notes as needed.

GET /contacts/:contactId

Key fields: contactId, firstName, lastName, email, phone, tags

Top 3 connections between Contacts API and Zapier App Connector

Connection 2: List and filter contacts

Trigger: Sync a list of contacts on a schedule or on demand.

Actions: List, create, update, and delete contacts via GET /contacts/ and POST /contacts/; update via PUT /contacts/:contactId; delete via DELETE /contacts/:contactId.

GET /contacts/; POST /contacts/

Key fields: contactId, name, email

Top 3 connections between Contacts API and Zapier App Connector

Connection 3: Manage tasks for a contact

Trigger: Create, update, or complete tasks for a contact.

Actions: Create tasks, update task status to completed, and delete tasks as needed.

POST /contacts/:contactId/tasks; PUT /contacts/:contactId/tasks/:taskId; PUT /contacts/:contactId/tasks/:taskId/completed; DELETE /contacts/:contactId/tasks/:taskId

Key fields: contactId, taskId, status, title, dueDate

No-code benefits of connecting Contacts API with Zapier App Connector

Automate routine CRM workflows without writing code, saving time and reducing human error.

Keep data in sync across apps with triggers and scheduled sync, ensuring up-to-date records.

Scale workflows with reusable Zap templates, filters, and multi-step automations.

Key terms and glossary

A quick glossary of data elements, endpoints, and processes used to integrate the GHL Contacts API with the Zapier App Connector.

contact

A person entry in the GHL Contacts API with fields such as name, email, phone, and tags.

endpoint

A specific URL path and HTTP method used to access a function in the GHL API.

OAuth 2.0

An authorization framework used to grant secure access to an API without sharing user credentials.

task

A to-do item linked to a contact used to track work and progress.

People also Search for:

Creative ideas for connecting Contacts API with Zapier App Connector

Idea 1: Automated contact onboarding

Automatically create a new contact when a form is submitted, then assign initial tasks.

Idea 2: Sync notes to CRM activity

Push new notes from connected apps into the contact notes in GHL along with timestamps.

Idea 3: Update tasks from events

Create or close tasks automatically based on events in your other tools.

Three steps to connect GHL Contacts API with Zapier App Connector

Step 1: Create your Zapier App Connector

Register the Zapier App Connector and obtain client credentials for OAuth 2.0.

Step 2: Configure endpoints and scopes

Enter endpoints such as GET /contacts/:contactId and set the scope to contacts.readonly to limit access.

Step 3: Build triggers and actions

Create triggers such as contact updated and actions such as create contact in Zapier to automate workflows.

Frequently Asked Questions

What authentication method does the integration use?

The integration uses OAuth 2.0 to authorize the Zapier App Connector to access Contacts data. You’ll authenticate once and Zapier will renew tokens as needed. Store tokens securely in your app settings and use the access token in API calls; if you hit token expiry, the refresh token flow will obtain a new access token.

The available endpoints cover reading and managing contacts, tasks, notes, appointments, and more. You can start with GET /contacts/:contactId to retrieve a contact. Other endpoints include POST /contacts/ to create and PUT /contacts/:contactId to update, as well as task and note related endpoints.

No, you can implement only the endpoints you need. The connector lets you pick the subset that fits your workflow. The rest can be added later as your automation requirements grow.

At minimum, you typically need contactId or email to identify a contact, plus fields you want to set like name, email, and phone. If you are creating a new contact, include required fields your GHL workspace enforces; optional fields can be added later.

Use a test trigger or run a test Zap in the Zapier editor to verify authentication and API responses. Check that the access token is valid and that subsequent calls succeed; handle token expiry automatically via the OAuth flow.

GHL imposes rate limits on API requests; plan your polling frequency accordingly. If you exceed limits, implement exponential backoff in your Zap workflow and respect the Retry-After headers.

Errors are surfaced as API responses in Zapier; configure retries and appropriate error handling steps in your Zap. Use the built-in Zapier error handling features and log errors to monitor and recover from failures.

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🚀 GoHighLevel Integration

Complete Operations Catalog - 126 Actions & Triggers

126
Total Operations
55
Polling Triggers
71
Actions
14
Categories
👥

Contacts

10 Triggers 18 Actions
Trigger
Get Contact
Retrieve a specific contact by ID
Trigger
Search Contacts
Advanced search with filters
Trigger
Get Contacts by Business
Retrieve contacts linked to a business
Trigger
Get Duplicate Contact
Check for duplicate contacts
Trigger
Get Contact Appointments
List all appointments for a contact
Trigger
Get Contact Tasks
Retrieve all tasks for a contact
Trigger
Get Contact Task by ID
Get specific task details
Trigger
Get Contact Notes
List all notes for a contact
Trigger
Get Contact Note by ID
Retrieve specific note details
Trigger
List Contacts (Deprecated)
Legacy contact listing method
Action
Create Contact
Add a new contact to the system
Action
Update Contact
Modify existing contact information
Action
Find Contact
Search by email, phone, or ID
Action
Delete Contact
Remove a contact permanently
Action
Upsert Contact
Create or update contact automatically
Action
Add Tags to Contact
Tag contacts for organization
Action
Remove Tags from Contact
Remove specific tags
Action
Bulk Update Contact Tags
Add or remove multiple tags at once
Action
Create Contact Task
Add a new task for a contact
Action
Update Contact Task
Modify existing task details
Action
Complete Contact Task
Mark task as complete
Action
Delete Contact Task
Remove a task permanently
Action
Create Contact Note
Add notes to contact records
Action
Update Contact Note
Edit existing notes
Action
Delete Contact Note
Remove notes from contacts
Action
Add Contact to Campaign
Enroll contact in campaign
Action
Remove from Campaign
Remove contact from specific campaign
Action
Remove from All Campaigns
Unenroll from all campaigns
📅

Calendars & Appointments

13 Triggers 21 Actions
Trigger
List Calendar Groups
Get all calendar groups
Trigger
List Calendars
Retrieve all calendars
Trigger
Get Calendar by ID
Get specific calendar details
Trigger
Get Free Slots
Check calendar availability
Trigger
List Calendar Events
Get all scheduled events
Trigger
List Blocked Slots
View unavailable time slots
Trigger
Get Appointment
Retrieve appointment details
Trigger
List Appointment Notes
Get notes for appointments
Trigger
List Calendar Notifications
View notification settings
Trigger
Get Calendar Notification
Get specific notification
Trigger
List Calendar Resources
View rooms and equipment
Trigger
Get Calendar Resource
Get specific resource details
Action
Create Calendar Group
Set up new calendar group
Action
Update Calendar Group
Modify calendar group settings
Action
Update Group Status
Enable or disable calendar group
Action
Delete Calendar Group
Remove calendar group
Action
Validate Group Slug
Check if slug is available
Action
Create Calendar
Add new calendar
Action
Update Calendar
Modify calendar settings
Action
Delete Calendar
Remove calendar permanently
Action
Create Appointment
Book new appointment
Action
Update Appointment
Modify appointment details
Action
Delete Event
Cancel and remove event
Action
Create Block Slot
Block time on calendar
Action
Update Block Slot
Modify blocked time
Action
Create Appointment Note
Add notes to appointments
Action
Update Appointment Note
Edit appointment notes
Action
Delete Appointment Note
Remove appointment notes
Action
Create Calendar Notification
Set up reminders
Action
Update Notification
Modify notification settings
Action
Delete Notification
Remove notification
Action
Create Calendar Resource
Add room or equipment
Action
Update Calendar Resource
Modify resource details
Action
Delete Calendar Resource
Remove resource
💼

Opportunities

3 Triggers 7 Actions
Trigger
Search Opportunities
Find opportunities with filters
Trigger
Get Opportunity
Retrieve specific opportunity
Trigger
List Pipelines
View all opportunity pipelines
Action
Create Opportunity
Add new sales opportunity
Action
Update Opportunity
Modify opportunity details
Action
Delete Opportunity
Remove opportunity
Action
Update Opportunity Status
Change status (open, won, lost)
Action
Upsert Opportunity
Create or update opportunity
Action
Add Followers
Assign team members to follow
Action
Remove Followers
Unassign followers
👤

Users

4 Triggers 3 Actions
Trigger
Search Users
Find users with filters
Trigger
Filter Users by Email
Search users by email address
Trigger
Get User
Retrieve user details
Trigger
List Users by Location
Get users in specific location
Action
Create User
Add new user to system
Action
Update User
Modify user information
Action
Delete User
Remove user from system
💬

Conversations & Messages

8 Triggers 2 Actions
Trigger
Search Conversations
Find conversations by filters
Trigger
Get Conversation
Retrieve conversation details
Trigger
Get Email by ID
Retrieve specific email
Trigger
Get Message by ID
Get specific message details
Trigger
Get Messages by Conversation
List all conversation messages
Trigger
Get Message Recording
Retrieve voice recording
Trigger
Get Message Transcription
Get transcribed message text
Trigger
Download Transcription
Download transcription file
Action
Update Message Status
Change message read/unread status
Action
Agent Typing Indicator
Show typing indicator in chat
🏢

Businesses

2 Triggers 3 Actions
Trigger
Get Business
Retrieve business details
Trigger
List Businesses by Location
Get all businesses in location
Action
Create Business
Add new business
Action
Update Business
Modify business details
Action
Delete Business
Remove business
🔄

Workflows & Campaigns

3 Triggers 5 Actions
Trigger
List Workflows
Get all workflows
Trigger
List Snapshots
View available snapshots
Trigger
List Campaigns
Get all campaigns
Action
Add Contact to Workflow
Enroll in workflow automation
Action
Remove from Workflow
Unenroll from workflow
Action
Add Contact Followers
Assign followers to contact
Action
Remove Contact Followers
Unassign followers
Action
Bulk Business Update
Add/remove contacts from business
⚙️

Other Operations

20 Triggers 8 Actions
Trigger
List Locations
Get all locations
Trigger
List Custom Fields
View custom field definitions
Trigger
Get Company
Retrieve company information
Trigger
Find Associations
Search associations
Trigger
Get Association
Retrieve association details
Trigger
Get Association Key
Get key by name
Trigger
Get Association by Keys
Find by object keys
Trigger
Get Relations by Record
List record relations
Trigger
Check Blog URL Slug
Verify slug availability
Trigger
Get Blog Authors
List blog authors
Trigger
Get Blog Categories
List blog categories
Trigger
Get Blog Posts
List posts by blog
Trigger
Get Blogs by Location
List location blogs
Action
Find Location by ID
Retrieve location details
Action
Create Location
Add new location
Action
Create Association
Link related records
Action
Update Association
Modify association
Action
Delete Association
Remove association
Action
Create Relation
Establish record relation
Action
Delete Relation
Remove record relation
Action
Create Blog Post
Publish new blog post
Action
Update Blog Post
Edit blog post

✨ Key Capabilities

📊 Contact Management

  • 10 custom field slots per contact
  • Advanced search with filters
  • Duplicate detection
  • Tag management (bulk operations)
  • Full task and note management
  • Campaign & workflow enrollment

📅 Calendar Features

  • Calendar groups with slugs
  • Multiple calendar types
  • Free slot checking
  • Appointment booking system
  • Blocked slots management
  • Room & equipment resources

💼 Sales Pipeline

  • Multi-pipeline support
  • Stage management
  • Status tracking (won, lost, etc)
  • Monetary value tracking
  • User assignment
  • Follower management

🔄 Automation Ready

  • Workflow automation support
  • Campaign management
  • Polling triggers (1-15 min)
  • Real-time conversations
  • Bulk operations
  • Upsert capabilities
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