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n8n Integration

GoGHL’s n8n integration allows you to connect your WhatsApp messaging layer directly with n8n workflows.
This enables advanced automation such as message-based triggers, outbound messaging, syncing conversations, and building custom logic that goes beyond standard HighLevel workflows.

With this integration, you can:

  • Trigger workflows on inbound or outbound WhatsApp messages
  • Send WhatsApp messages programmatically
  • Build complex automation logic using n8n’s ecosystem
  • Combine GoGHL messaging with external tools, APIs, CRMs, and databases

Prerequisites​

Before getting started, ensure you have:

  • An active GoGHL.ai account
  • Access to n8n (self-hosted)
  • Permission to create API keys in GoGHL

Step 1: Install the GoGHL Community Node in n8n​

  1. Log in to your n8n dashboard
  2. Open Settings
  3. Navigate to Community Nodes
  4. Click Install
  5. Paste the following package name:
n8n-nodes-message-sync-ai
  1. Complete the installation and restart n8n if prompted

Install the MessageSync.ai Community Node in n8n

Quickly add the MessageSync.ai Community Node to your n8n instance via the Community Nodes panel.

Step 2: Create Credentials in n8n​

Once the package is installed, you need to configure credentials.

  1. Go to Credentials in n8n
  2. Click on MessageSync.ai or Add Credential and search for MessageSync.ai
  3. Open the MessageSync.ai Account credential

Install the MessageSync.ai Community Node in n8n

Open the MessageSync.ai credential panel in n8n to begin setup.

Step 3: Generate API Key from GoGHL​

Now you’ll generate the API key required for n8n.

  1. Log in to your GoGHL.ai dashboard
  2. Select the sub-account you want to connect
  3. Go to Settings
  4. Scroll down to API Keys Section
  5. Create a new API Key for n8n
  6. Copy:
    • API Key
    • Sub-account ID

Install the MessageSync.ai Community Node in n8n

Open your GoGHL dashboard and copy the API Key and Sub-account ID in MessageSync.ai credential panel from n8n's dashboard.

Step 4: Configure Credentials in n8n​

  1. Return to the MessageSync.ai credential in n8n
  2. Paste:
    • API Key
    • Sub-account ID
  3. Save the credential

Install the MessageSync.ai Community Node in n8n

Paste your GoGHL API Key and Sub-account ID into the MessageSync.ai credential panel in n8n and save to complete integration.

Once saved, your GoGHL account is now securely connected to n8n.

Step 5: Create Your First Workflow​

  1. Go to Workflows
  2. Click Create Workflow
  3. Click Add Node
  4. Search for MessageSync

Install the MessageSync.ai Community Node in n8n

Available Triggers​

You can start workflows using the following triggers:

Inbound Message Trigger​

Triggers when a WhatsApp message is received on GoGHL.

Use cases:

  • Auto-replies
  • Lead qualification
  • Webhook forwarding
  • CRM updates

Outbound Message Trigger​

Triggers when a WhatsApp message is sent from GoGHL.

Use cases:

  • Logging messages
  • Analytics
  • Syncing to external systems

Install the MessageSync.ai Community Node in n8n

Example Triggers: Set up automation that starts when you receive or send a WhatsApp message via GoGHL using the MessageSync.ai node in n8n.

Sending a Message Using n8n​

You can also send WhatsApp messages directly from n8n.

  1. Add a MessageSync → Send Message node
  2. Select your configured credentials
  3. Provide required fields:
    • Contact ID (from GoHighLevel) or Phone Number
    • Message content

Install the MessageSync.ai Community Node in n8n

Send a WhatsApp message by setting contact ID (or Phone Number) and message in the MessageSync.ai node.

Example: Send Message Using GHL Contact ID​

This allows you to:

  • Send messages to existing contacts
  • Trigger WhatsApp messages from any n8n logic
  • Combine with webhooks, forms, or databases

Best Practices​

  • Use inbound triggers for event-driven automations
  • Keep API keys scoped to specific sub-accounts
  • Log workflows during testing to avoid duplicate sends
  • Combine n8n logic with GoGHL drip and rate-limiting features

Troubleshooting​

Node not visible after install

  • Restart n8n
  • Ensure community nodes are enabled

Authentication error

  • Re-check API key and sub-account ID
  • Ensure the key is active in GoGHL

Messages not sending

  • Confirm the contact exists in GHL
  • Validate the WhatsApp number is connected

Support​

If you need help setting this up or building workflows:

We’re happy to help you design workflows or debug configurations.

FAQ​

Can I use this with multiple sub-accounts?​

Yes. Each sub-account requires its own API key and credential.

Does this replace GoHighLevel workflows?​

No. n8n complements GHL workflows and enables advanced automation.

You’re now ready to build powerful WhatsApp automations using GoGHL + n8n.

Let's connect