How to connect Zapier App Connector to Contacts API

Connecting GHL Contacts API with Zapier App Connector for Zoho Checkout

Step-by-step guide to connect Contacts API with Zapier App Connector for Zoho Checkout

This guide explains how to authorize the GHL Contacts API and the Zapier App Connector, connect Zoho Checkout, and use the available endpoints to automate data flow without writing code.

Authorization for Contacts API (GHL)

Authenticate your GHL account to access the Contacts API using OAuth 2.0 with the scope set to contacts.readonly. Store tokens securely and refresh as needed.

Authentication for Zapier App Connector

Connect the Zapier App Connector to GHL using the OAuth 2.0 flow or API keys as supported, then authorize the Contacts API scope for seamless data access in Zoho Checkout workflows.

Core Endpoints for Contacts API

GET /contacts/:contactId — Retrieve a single contact\nGET /contacts/:contactId/tasks — List tasks for a contact\nGET /contacts/:contactId/tasks/:taskId — Retrieve a specific task\nGET /contacts/:contactId/notes — List notes for a contact\nGET /contacts/:contactId/notes/:id — Retrieve a specific note\nGET /contacts/:contactId/appointments — List appointments for a contact\nGET /contacts/ — List all contacts\nGET /contacts/business/:businessId — Get contacts for a business\ncontacts.write — Permissions required for write operations (not used with readonly scope)\nPOST /contacts/ — Create a new contact\nPUT /contacts/:contactId — Update a contact\nDELETE /contacts/:contactId — Delete a contact\nPOST /contacts/:contactId/tasks — Create a task\nPUT /contacts/:contactId/tasks/:taskId — Update a task\nPUT /contacts/:contactId/tasks/:taskId/completed — Mark a task complete\nDELETE /contacts/:contactId/tasks/:taskId — Delete a task\nPOST /contacts/:contactId/tags — Add tags to a contact

Top 3 ways to connect Contacts API with Zapier App Connector

Read a contact and its tasks

Trigger: A contact is retrieved or updated in GHL.

Action: Fetch contact data and associated tasks to populate a Zoho Checkout workflow.

GET /contacts/:contactId

contactId, includeTasks=true, fields to map for Zoho Checkout

Top 3 ways to connect Contacts API with Zapier App Connector

Fetch notes and appointments for a contact

Trigger: Notes or appointments updated for a contact.

Action: Retrieve notes and appointments to sync with Zoho Checkout activity history.

GET /contacts/:contactId/notes

contactId, noteId (optional for specific note), mapNotes=true

Top 3 ways to connect Contacts API with Zapier App Connector

List contacts by business or tag

Trigger: A new business linkage or tag is added.

Action: List or filter contacts to feed Zoho Checkout customer records.

GET /contacts/business/:businessId

businessId, tagFilter (optional), mapContacts=true

Benefits of no-code integration

Eliminate custom coding by connecting GHL Contacts API with the Zapier App Connector to automate Zoho Checkout workflows.

Speed up data synchronization between Contact records, notes, tasks, and Zoho Checkout without manual data entry.

Centralize automation in a visual editor for easy maintenance and updates.

Key terms and glossary

This glossary covers common terms used when integrating the GHL Contacts API with the Zapier App Connector for Zoho Checkout.

API Endpoint

A specific URL and HTTP method used to access or manipulate a resource in an API.

OAuth 2.0

A standard authorization framework that lets apps obtain limited access to user accounts without sharing credentials.

Scope

The set of permissions requested by an API client (e.g., readOnly or write access).

Zapier App Connector

The Zapier integration layer that connects apps and automates workflows between them.

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Creative ideas for connecting Contacts API with Zapier App Connector

Auto-create Zoho Checkout customers from new GHL contacts

Set up a Zap to create or update a Zoho Checkout customer whenever a new contact is added in GHL, ensuring seamless onboarding without manual entry.

Sync contact notes to Zoho Checkout

Automatically push contact notes to Zoho when notes are created or updated in GHL to keep Zoho Checkout history current.

Reminders and tasks sync

Create cross-platform tasks between GHL and Zoho Checkout so teams stay aligned on follow-ups and due dates.

3 steps to connect Contacts API with Zapier App Connector

Authorize the connection in Zapier

In Zapier, add the Zapier App Connector integration and authorize access to the GHL Contacts API with the required scope.

Configure triggers and actions

Choose the desired endpoints (eg GET /contacts/:contactId) and map fields to Zoho Checkout fields.

Test and deploy

Run test calls, review results, fix mapping issues, and deploy to live automation.

Frequently Asked Questions

Do I need to code to use this integration?

No heavy coding is required. The Zapier App Connector provides a visual workflow editor to connect GHL Contacts API endpoints to Zoho Checkout actions. You can map fields and set up simple triggers without writing code. For more advanced use cases, you can still customize field mappings and conditions within Zapier’s interface. The goal is to empower non-developers to automate data flow between systems.

The Contacts API exposes multiple endpoints such as retrieving a contact, its tasks, notes, and appointments, as well as listing all contacts and filtering by business. It also supports creating and updating contacts and tasks with appropriate permissions. A complete endpoint list is provided in the content block of this page for quick reference.

You will typically need at least read-only access to fetch data. If you plan to create or modify records (like creating a contact or a task), write permissions are required. Ensure your OAuth scopes align with the operations you intend to perform and keep credentials secure.

In Zapier, use the Test Trigger and Test Action features to simulate API calls. Review the response data and map fields accordingly. If a call fails, check authentication tokens, scopes, and endpoint paths, then re-run tests until results are successful.

Yes. Depending on your permissions, you can create or update contacts and related resources such as tasks and notes through the appropriate endpoints. Ensure the endpoint supports the operation and that your app connection has the necessary scopes.

Zapier and API providers implement rate limits. If you hit a limit, the connector will retry according to Zapier’s retry policy. Implement backoff strategies and minimize rapid consecutive calls by batching data where possible.

The official endpoint list and documentation are typically provided in the API docs for the GHL Contacts API. This page consolidates the key endpoints and usage patterns to help you configure Zapier app connections effectively.

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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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