How to connect Zapier App Connector to the GHL Contacts API

Connecting the Contacts API with the Zapier App Connector for seamless automation

How to connect the Contacts API to the Zapier App Connector

This guide walks you through authenticating, selecting endpoints, and building automations between GHL’s Contacts API and the Zapier App Connector without code.

Authentication for the Contacts API

GHL requires secure authentication with the Contacts API scope: contacts.readonly. Use your API credentials and keep them confidential; rotate keys regularly and store them securely.

Authentication for the Zapier App Connector

Configure OAuth for the Zapier app and authorize access to Contacts data. Use client credentials and prescribed scopes to connect securely to GHL.

GHL Contacts API Endpoints

– GET /contacts/:contactId — Retrieve a single contact – GET /contacts/:contactId/tasks — Retrieve all tasks for a contact – GET /contacts/:contactId/tasks/:taskId — Retrieve a specific task for a contact – GET /contacts/:contactId/notes — List notes for a contact – GET /contacts/:contactId/notes/:id — Retrieve a contact note – GET /contacts/:contactId/appointments — List appointments for a contact – GET /contacts/ — List contacts – GET /contacts/business/:businessId — List contacts by business – contacts.write — Permission to modify contacts – POST /contacts/ — Create a new contact – PUT /contacts/:contactId — Update a contact – DELETE /contacts/:contactId — Delete a contact – POST /contacts/:contactId/tasks — Create a task for a contact – PUT /contacts/:contactId/tasks/:taskId — Update a task – PUT /contacts/:contactId/tasks/:taskId/completed — Mark a task as completed – DELETE /contacts/:contactId/tasks/:taskId — Delete a task – POST /contacts/:contactId/tags — Add a tag to a contact

Top 3 connections between the Contacts API and the Zapier App Connector

1) Read a contact and trigger updates

Trigger when a contact is updated or a related note changes, using GET /contacts/:contactId and GET /contacts/:contactId/notes to fetch the latest data.

Actions: fetch contact details, retrieve notes and tasks, then create a follow‑up task or notification in your apps.

GET /contacts/:contactId

Key fields: contactId, email (for deduplication), and lastModified to detect changes

Top 3 connections between the Contacts API and the Zapier App Connector

2) Create a contact from a form submission

Trigger on form submission and create a new contact with POST /contacts/

Actions: create contact, attach initial notes, and assign to a team or owner

Top 3 connections between the Contacts API and the Zapier App Connector

3) Update contact tasks when a contact changes

Trigger when contact status or tasks change, then update or create tasks via PUT /contacts/:contactId/tasks/:taskId

Actions: update task status, add new tasks, and sync changes back to GHL

PUT /contacts/:contactId/tasks/:taskId

Key fields: contactId, taskId

No-code benefits when pairing the GHL Contacts API with the Zapier App Connector

Build powerful automations without writing code, speeding up integrations

Keep data in sync in real time across apps and systems

Scale your team by reusing automations across multiple workflows

Key terms and glossary

Definitions of endpoints, authentication methods, and data objects used when connecting GHL’s Contacts API with the Zapier App Connector.

API Endpoint

A specific URL path that performs an action on a GHL resource, such as GET /contacts/:contactId.

OAuth

OAuth 2.0 is used to authorize access to GHL data without sharing user credentials.

Webhook

A callback URL that gets notified when events happen in GHL.

Resource

A primary data type in the GHL API, such as contacts, notes, or tasks.

People also Search for:

Creative ideas for integrating the Contacts API with the Zapier App Connector

Idea 1: Auto-create contacts from form signups

Capture form submissions in your marketing funnel and automatically create or update a GHL contact, then trigger downstream automations.

Idea 2: Sync tasks from project tools

Push completed tasks from your PM tool into GHL as tasks or notes to keep teams aligned.

Idea 3: Lead routing by form field

Route new contacts to different teams using form values and conditional logic in Zapier.

Three steps to connect the Contacts API with the Zapier App Connector

Step 1: Authenticate and authorize

Register the Zapier app and obtain OAuth credentials, then authorize access to GHL’s Contacts data.

Step 2: Configure endpoints and triggers

Choose endpoints like GET /contacts/:contactId and POST /contacts/ to build triggers and actions in your Zaps.

Step 3: Build and test automations

Map fields, set up error handling, and test end‑to‑end flows before going live.

Frequently Asked Questions

What permissions are required for the Contacts API?

The Contacts API requires appropriate scopes (for example, contacts.readonly for reading data). Use OAuth to authorize access and avoid embedding credentials in zaps. In addition, restrict app access to only the required resources and rotate credentials regularly. Ensure your organization’s security policies are followed at all times. For write operations, request the necessary write scopes and monitor access tokens carefully, implementing least-privilege access in your Zapier app.

Yes, reading contacts is supported via GET endpoints when your OAuth token includes read permissions. To modify data (create, update, delete), your token must include write scopes and your app must be configured to use those scopes; manage permissions carefully and audit token usage.

Common endpoints for syncing include GET /contacts/:contactId, POST /contacts/, PUT /contacts/:contactId, and DELETE /contacts/:contactId, along with related endpoints for tasks, notes, and tags. Combine read endpoints with write endpoints to build complete, bidirectional sync flows between GHL and your other apps.

Use OAuth for authentication and avoid hard-coding secrets in zaps. Enforce TLS, rotate keys regularly, and apply least-privilege access. In Zapier, configure the app to store credentials securely and rely on the provider’s token refresh flow. Monitor access and set up alerts for unusual activity.

Bulk import can be achieved by POST /contacts/ with a payload containing multiple contacts, respecting API rate limits. If bulk operations are not supported in a single call, batch records in smaller chunks and use a queue to throttle requests safely. Validate each record before sending to minimize errors and retries.

Webhooks notify your system of events like contact updates or notes; configure a webhook URL in GHL and map to Zapier triggers. If webhooks aren’t available, polling endpoints with robust retry logic is a viable fallback to keep data in sync.

Enable retries in Zapier with exponential backoff and monitor failed runs. Log errors with actionable messages and alert teammates on repeated failures. Validate data before sending and use test mode to verify flows before going live.

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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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