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Automate outbound voice calls from Go High Level opportunities with Vapi

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Automate outbound voice calls from Go High Level opportunities with Vapi preview
Open on n8n.io

Important notice

This workflow is provided as-is. Please review and test before using in production.

1. Workflow Overview

This workflow triggers when a new opportunity is created in Go High Level (GHL) , fetches the associated contact details, and initiates an outbound call using Vapi . The call is made by a Vapi assi...

Best for

  • Lead Nurturing automation workflows
  • AI Chatbot automation workflows
  • intermediate n8n builders looking for reusable templates

Tools used

n8n-nodes-base.stickynote, n8n-nodes-base.httprequest, n8n-nodes-base.set, n8n-nodes-base.webhook, n8n-nodes-base.highlevel, n8n-nodes-base.wait

Source and attribution

This workflow is cataloged by N8N Workflows and links back to its original n8n.io source page by Aitor | 1Node.

Original n8n.io source

1.1 Workflow description

Title
Automate outbound voice calls from Go High Level opportunities with Vapi
Workflow name
Automate outbound voice calls from Go High Level opportunities with Vapi

This workflow triggers when a new opportunity is created in Go High Level (GHL), fetches the associated contact details, and initiates an outbound call using Vapi. The call is made by a Vapi assistant configured with the appropriate credentials.


đź§ľ Requirements

Go High Level (GHL)

  • A Go High Level account
  • GHL developer private app and credentials enabled in n8n
  • Webhook URL from n8n added to your GHL private app

Vapi

  • A Vapi account with credit
  • A connected phone number to make calls
  • An assistant created and ready to make calls
  • Your Vapi API key

đź”— Useful Links


🔄 Workflow Breakdown

1. Trigger: GHL Opportunity Created

  • Triggered by a Webhook (POST) from Go High Level when a new opportunity is created.
  • Webhook URL must be enabled in your GHL private app.

2. Get a GHL Contact

  • Retrieves contact details from GHL CRM using the contact ID from the opportunity.
  • Includes information such as phone number, name, and custom fields.

3. Wait 5 Minutes

  • Introduces a short delay before making the call to avoid immediate outreach.
  • Helps ensure data is synced and gives the system time for any follow-up automation.

4. Set Vapi Fields (Manual Step)

  • Set the required fields for the Vapi API call:
    • vapiPhoneNumberId – the number id making the call
    • vapiAssistantId – the assistant who will handle the call
    • vapiApi – your secure Vapi API key

5. Start Outbound Vapi Call

  • Sends a POST request to https://api.vapi.ai/call
  • Payload includes:
    • Contact’s phone number
    • Selected Vapi assistant
    • Vapi phone number id to start the call

âś… Summary

This n8n automation connects your CRM (Go High Level) with voice automation (Vapi) to immediately respond to new opportunities. Once a lead is created, they will receive a personalized voice call from a Vapi AI assistant.


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1.2 Logical Blocks

This catalog entry is organized from the workflow JSON. The node-level section below shows the executable blocks available for review before importing the template.

2. Block-by-Block Analysis

Block 1 - Sticky Note

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

Block 2 - Start outbound Vapi call

Type / Role
n8n-nodes-base.httpRequest - httpRequest
Config choices
Version 4.2

Block 3 - Set fields

Type / Role
n8n-nodes-base.set - set
Config choices
Version 3.4

Block 4 - GHL opportunity created

Type / Role
n8n-nodes-base.webhook - webhook
Config choices
Version 2

Block 5 - Get a GHL contact

Type / Role
n8n-nodes-base.highLevel - highLevel
Config choices
Version 2

Block 6 - Wait 5min

Type / Role
n8n-nodes-base.wait - wait
Config choices
Version 1.1

Block 7 - Sticky Note1

Type / Role
n8n-nodes-base.stickyNote - stickyNote
Config choices
Version 1

3. Summary Table

Workflow Automate outbound voice calls from Go High Level opportunities with Vapi
Complexity intermediate
Nodes 7
Categories Lead Nurturing, AI Chatbot
Author Aitor | 1Node
Published 17 Jul 2025

4. Reproducing the Workflow from Scratch

  1. 1. Download the workflow JSON

    Use the JSON export at /data/workflows/6088/6088.json as the source template for this automation.

  2. 2. Import the template into n8n

    Open n8n, import the downloaded JSON, and review each node before activating the workflow.

  3. 3. Configure credentials and variables

    Replace placeholder credentials, API keys, webhook URLs, account IDs, and environment-specific values with your own settings.

  4. 4. Test with sample data

    Run the workflow manually or in a staging workspace, inspect node output, and confirm downstream systems receive the expected data.

  5. 5. Activate and monitor

    Enable the workflow only after testing, then monitor executions, errors, and rate limits during the first production runs.

5. General Notes & Resources

Review imported nodes carefully before activation. This catalog entry is intended to help you inspect the workflow structure, understand required services, and find related templates faster.

Node names, credentials, schedules, webhook paths, and external service limits may need adjustment for your workspace.

Frequently asked questions

What does Automate outbound voice calls from Go High Level opportunities with Vapi do?

This workflow triggers when a new opportunity is created in Go High Level (GHL) , fetches the associated contact details, and initiates an outbound call using Vapi . The call is made by a Vapi assi...

What do I need before importing this workflow?

Review the workflow JSON, configure any required credentials in n8n, and test the automation in a safe workspace before using it in production.

Can I customize this workflow?

Yes. Use the block-by-block analysis and the downloadable JSON to inspect each node, then adjust credentials, prompts, schedules, filters, or destinations for your Lead Nurturing, AI Chatbot use case.