How to connect Pappers to the Contacts API

Integrate the Contacts API with Pappers to automate contact data, tasks, notes, and appointments

How to connect Contacts API and Pappers

In this guide, learn how to securely connect Pappers to the Contacts API to automate data flows, reduce manual entry, and keep your teams aligned across contact records, tasks, notes, and appointments.

Authentication for the Contacts API

Requests to the Contacts API require proper authentication using your GHL API credentials. Generate an access token in your GHL dashboard and include it in the Authorization header for each call.

Authentication for Pappers

Pappers provides an API key that you must supply with every request. Store the key securely and send it in the Authorization header as Bearer .

Key endpoints used in this integration

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; 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 use cases for connecting Pappers with the Contacts API

1) Create or update contacts automatically

Trigger: A new contact is added in Pappers, which creates or updates a contact in the Contacts API.

Actions: Create contact, update fields such as name, email, and company, and link related tasks.

POST /contacts/

Key fields: contactId, email, name, company

Top 3 use cases for connecting Pappers with the Contacts API

2) Sync tasks and notes for better context

Trigger: Updates to tasks or notes in Pappers trigger updates in the Contacts API.

Actions: Create, update, or complete tasks; attach notes.

PUT /contacts/:contactId/tasks/:taskId, PUT /contacts/:contactId/notes/:id

Key fields: contactId, taskId, id, status

Top 3 use cases for connecting Pappers with the Contacts API

3) Real-time appointment synchronization

Trigger: A new or updated appointment in Pappers triggers a match in the Contacts API.

Actions: Create or update appointment data linked to a contact.

POST /contacts/:contactId/appointments

Key fields: contactId, appointmentId, startTime, endTime

No-code benefits of connecting Pappers with the Contacts API

Automate data flows without writing code, freeing up time for your team.

Eliminate manual data entry and reduce the risk of errors.

Access a unified view of contacts, tasks, notes, and appointments in one place.

Key terms and glossary

Key elements include endpoints, authentication, triggers, actions, and data mapping between Pappers and the Contacts API.

Endpoint

A specific URL path in the API that performs a defined operation.

Authentication

Process of proving identity to access the API.

Trigger

An event in one app that starts an automation in another.

Action

An operation executed as part of an automation.

People also Search for:

Creative ideas for using Pappers with the Contacts API

Idea 1: Auto-create contacts from Pappers leads

Automatically create or update a contact in the Contacts API when a lead is added in Pappers.

Idea 2: Enrich contacts with tasks and notes

Attach follow-up tasks and notes from Pappers to ensure timely engagement.

Idea 3: Centralized appointment scheduling

Sync appointment data between Pappers and Contacts API to coordinate schedules.

Three simple steps to connect Pappers with the Contacts API

Step 1: Gather credentials

Collect your GHL API credentials and Pappers API key from their respective dashboards.

Step 2: Configure endpoints and mappings

Set up endpoint calls, data mappings, and authentication headers in your integration tool.

Step 3: Test and deploy

Run tests with sample data and monitor results before going live.

Frequently Asked Questions

What endpoints are required to connect Pappers to the Contacts API?

Endpoints to connect Pappers with the Contacts API include core CRUD operations for contacts and nested resources like tasks, notes, and appointments. For example, GET /contacts/:contactId retrieves a single contact, while GET /contacts/:contactId/tasks returns related tasks. Use the listed endpoints to read and coordinate data across apps. To create or update records, use POST /contacts/ or PUT /contacts/:contactId, ensuring you pass valid authentication and field mappings.

Authenticate using your GHL Contacts API credentials. Generate an access token in the GHL dashboard and include it in the Authorization header as Bearer . For Pappers, provide your API key in the Authorization header as Bearer . Keep credentials secure and rotate them regularly.

Yes—set up triggers for new or updated contacts, tasks, notes, and appointments to sync in real time. Your automation tool can listen for events and push updates across both systems. Plan for retries and data validation to ensure no data gaps during synchronization.

Both APIs enforce rate limits to protect service quality. If you approach the limit, implement exponential backoff with a sensible retry strategy and monitor your quota usage. Consider batching requests where possible to stay within limits while keeping data current.

You can customize mappings to fit your workflow. Common fields mapped include name, email, phone, and company, plus notes, tasks, and custom fields as needed. Use transform rules in your integration tool to ensure data consistency and handle field format differences between Pappers and the Contacts API.

Review HTTP status codes and error messages returned by the APIs to diagnose issues. Enable logging in your integration tool and implement retry logic for transient errors. Set up alerts for failures and track metrics such as success rate and latency to maintain reliability.

Pappers API keys are available from your account under API Access. Generate and manage keys there, and store them securely. GHL credentials are managed in the GHL developer console or admin area depending on your setup; ensure the required scopes are granted for the integration.

New Server SALE!

Due to high volume, we will be upgrading our server soon!

Prices Go UP in:

Days
Hours
Minutes
Seconds

Monthly Access

Full Endpoint Access
$ 49
99
Monthly
  • All GHL API Endpoints
  • Premium Support
  • Continuous Updates
  • Unlimited Usage*
  • Instant Access
  • Full Private Zap Access
  • No Need to Purchase Premium Zap
  • 250+ More Endpoints than HLProTools
Popular

Annual Access

Full Endpoint Access
$ 37
49
Billed Annually
  • All GHL API Endpoints
  • Premium Support
  • Continuous Updates
  • Unlimited Usage*
  • Instant Access
  • Full Private Zap Access
  • No Need to Purchase Premium Zap
  • 250+ More Endpoints than HLProTools
Save 25%

Lifetime

Full Endpoint Access
$ 999
99
One-time Fee
  • All GHL API Endpoints
  • Premium Support
  • Continuous Updates
  • Unlimited Usage*
  • Instant Access
  • Full Private Zap Access
  • No Need to Purchase Premium Zap
  • 250+ More Endpoints than HLProTools
Best Value

🚀 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
Browse Our App Connections

Legal Services

Our Services

Business API
Business API
Calendars API
Calendars API
Contacts API
Contacts API
Conversations API
Conversations API