How to connect Zapier App Connector to Contacts API

Contacts API x Zapier App Connector integration guide

How to connect Contacts API with Zapier App Connector

This guide covers connecting the GoSquared Contacts API (GHL) to the Zapier App Connector to automate contact workflows without code.

Authentication for Contacts API

Authenticate requests with your GHL credentials. Use your API key and Bearer token with the required scope: contacts.readonly. Include the Authorization header in every request.

Authentication for Zapier App Connector

Zapier handles OAuth 2.0 flows for the connector and securely stores access tokens. When you connect, authorize the app to access Contacts data in your GHL account.

GHL Contacts API Endpoints

GET /contacts/:contactId; GET /contacts/:contactId/tasks; GET /contacts/:contactId/tasks/:taskId; GET /contacts/:contactId/notes; GET /contacts/:contactId/notes/:id; GET /contacts/:contactId/appointments; GET /contacts/; GET /contacts/business/:businessId; contacts.write; 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; POST /contacts/:contactId/tags

Top 3 Connections: Contacts API x Zapier App Connector

Get a single contact

Trigger to pull a specific contact by ID using GET /contacts/:contactId.

Fetch and sync a single contact’s data to downstream apps.

GET /contacts/:contactId

Path parameter: contactId; optional query to include related data.

Top 3 Connections: Contacts API x Zapier App Connector

List all contacts

Trigger to retrieve a paginated list of contacts with GET /contacts/.

Batch-fetch and sync multiple contacts to your workflow.

GET /contacts/

Pagination: page, limit; optional filter parameters such as businessId.

Top 3 Connections: Contacts API x Zapier App Connector

Create or update a contact

Upsert a contact using POST /contacts/ or PUT /contacts/:contactId.

Create or update contact records in GHL for accurate data sync.

POST /contacts/ and PUT /contacts/:contactId

Body fields: name, email, phone, customFields; required contactId when updating.

No-code benefits of GHL API and Zapier App Connector

Build end-to-end workflows without writing code and deploy faster.

Keep data in sync across apps with minimal maintenance.

Easily test, iterate, and scale with drag-and-drop automation.

Glossary & Key Terms

Key elements include endpoints, authentication, data fields, and processing flows used to connect GHL with apps via Zapier.

API

A set of rules and protocols that allow apps to interact with the GHL platform programmatically.

Authentication

The process of proving identity to access GHL data, typically via Bearer tokens or OAuth.

Endpoint

A specific URL path used to access or manipulate resources in the GHL API.

Pagination

Technique to fetch large result sets in chunks using page and limit parameters.

People also Search for:

3 Creative Ideas for GHL Contacts API x Zapier App Connector

Auto-create contacts from web forms

Capture new form submissions in GoSquared and instantly create or update contacts in GHL via Zapier.

Monthly contact cleanup

Schedule regular de-duplication and archiving of inactive contacts.

Sales trigger automation

Trigger follow-up tasks when a contact reaches a lifecycle stage.

3 Steps to Connect GHL Contacts API with Zapier App Connector

Get API credentials

Obtain your GHL API key and ensure the scope includes contacts.readonly; register the Zapier app to your account.

Authorize and configure

Authorize the connection in Zapier and map GHL contact fields to your workflow fields.

Test and deploy

Run tests, verify data flows, and deploy your automated workflows.

Frequently Asked Questions

What endpoints are supported?

The supported endpoints include retrieving a single contact, their tasks, notes, and appointments, as well as listing all contacts and managing tasks. Use the upsert actions to keep records synchronized. Refer to the endpoint list to ensure you’re calling the correct paths and include necessary identifiers like contactId for targeted reads.

Authentication is done with a GHL API key and an OAuth token. Use the required scope (contacts.readonly) for read operations. In Zapier, ensure the app has an active connection and that the Authorization header is included in each API call. Rotate credentials periodically and follow your org’s security guidelines.

Yes. You can read and write contacts using POST, PUT, and DELETE endpoints. Be mindful of permissions (contacts.write) and ensure you have appropriate rights. Test write operations in a staging environment before going live.

Rate limits depend on your GHL plan and endpoint. To minimize impact, batch requests when possible and implement backoff strategies. Use pagination for large result sets and respect per-call quotas.

No coding is required to connect GHL with Zapier App Connector. The workflow builder handles triggers, actions, and mappings via a visual interface. For advanced scenarios, you can still customize field mappings and filters within the app settings.

Field mapping is done in Zapier’s setup screens. Map GoSquared contact fields (name, email, phone, custom fields) to destination app fields, and use search filters to locate contacts quickly. If relationships or nested data are involved, consider additional actions to fetch related notes or tasks.

API documentation is available in the GoSquared developer portal. Look for the Contacts API reference and authentication sections. You can access quick-start guides and example workflows to accelerate setup.

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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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