Authenticate to GHL using your API credentials and the scope that matches your needs (for this integration, use at least contacts.readonly). Use API key or OAuth as supported by your GHL account.
Authorize Lantern to access your GHL account through a secure OAuth flow and select the Contacts API scope during setup.
GET /contacts/:contactId — Retrieve a single contact by ID; GET /contacts/:contactId/tasks — List tasks for a contact; GET /contacts/:contactId/tasks/:taskId — Retrieve a specific task; GET /contacts/:contactId/notes — List notes for a contact; GET /contacts/:contactId/notes/:id — Retrieve a specific note; GET /contacts/:contactId/appointments — List appointments for a contact; GET /contacts/ — List all contacts; GET /contacts/business/:businessId — List contacts by business; Contacts write — API scope 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 new 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
Trigger: A contact is created or updated in GHL
Actions: Create or update the corresponding Lantern contact; map core fields (name, email, phone) and sync key custom fields
PUT /contacts/:contactId
GHL contactId, Lantern contactId, name, email, phone, custom_fields
Trigger: A Lantern contact is updated
Actions: Update the GHL contact via PUT /contacts/:contactId
PUT /contacts/:contactId
Lantern contactId, GHL contactId, fields mapped (name, email, phone, tags)
Trigger: A new task is created in GHL for a contact
Actions: Create a matching Lantern task; map task title, due date, and status
POST /contacts/:contactId/tasks
GHL taskId, Lantern taskId, contactId, title, due_date, status
Zero‑code setup: connect Lantern to the GHL Contacts API with a guided, visual workflow.
Real-time sync keeps every contact, task, and note up to date across systems.
Flexible field mappings let you tailor data flow to your exact data model.
A quick glossary of terms used in this integration, including API endpoints, triggers, actions, and data mapping concepts.
A specific URL and HTTP method that lets Lantern read or write data in GHL.
The secure authorization standard Lantern uses to access GHL without sharing passwords, typically via an access token.
A token used to authenticate Lantern requests to GHL with an associated permission scope.
The process of translating fields between Lantern and GHL so data flows correctly.
Automatically flag duplicates and update merged records in Lantern when GHL contacts change.
Attach relevant tasks from GHL to Lantern contacts to boost accountability.
Sync meeting notes from GHL into Lantern notes for a complete activity history.
Complete the OAuth flow and grant Lantern the Contacts API scope.
Map GHL contact fields to Lantern fields you care about (name, email, phone, tags).
Select endpoints, set up triggers and actions, then run a test to confirm data flows.
No coding is required with Lantern’s visual builder. You can drag, drop, and configure the flow in minutes. If you prefer, you can export settings and reuse templates. The interface guides you through authentication, mapping, and testing step-by-step.
You can sync core fields like name, email, and phone, plus select custom fields. The integration supports notes, tasks, and appointments in both directions, depending on your OAuth scopes.
Yes. Use the field-mapping panel to pick which GHL and Lantern fields sync. You can set default values and conditional logic to control when data moves.
Your data transfers are protected with TLS encryption, token-based authentication, and re-authentication prompts if scopes change. Lantern follows best-practice security standards.
Deleted records in GHL are not automatically purged in Lantern. You can configure a sync rule to archive or remove Lantern counterparts, depending on your preferences.
Yes. Lantern supports connecting to many apps via Zapier-style connectors and webhooks, so you can chain GHL with other tools in your stack.
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Complete Operations Catalog - 126 Actions & Triggers
