Build an Inbound Sales Agent in 2025 (n8n + Vapi)

Introduction

This tutorial will guide you through the process of building an inbound sales agent using n8n and Vapi. You’ll learn how to set up workflows, configure tools, and analyze call reports, helping you automate your sales processes effectively.

Step 1: Understanding the Agent Overview and Data Flow

• Familiarize yourself with the concept of an inbound sales agent.
• Recognize the data flow and how calls are handled between n8n and Vapi.
• Identify the main components involved in the process, including triggers, actions, and data points.

Step 2: Triggering a Call in Vapi Using n8n

• Open your n8n workflow editor.

Set up a trigger node

• Choose the appropriate trigger (e.g., webhook, schedule).
• Configure the trigger to initiate a call in Vapi.
• Test the trigger to ensure it connects successfully with Vapi.

Step 3: Setting Up an Assistant in Vapi

• Log in to your Vapi account.
• Navigate to the assistant setup section.

Create a new assistant

• Define its purpose and capabilities.
• Input any necessary scripts or dialogues the assistant will use during calls.
• Save your assistant configuration.

Step 4: Configuring Tools for Your Vapi Assistant

• Access the tools configuration in Vapi.
• Select tools that your assistant will utilize (e.g., CRM integration, email notification).
• Configure the settings for each selected tool to ensure they work seamlessly with your assistant.

Step 5: Connecting Vapi Tools to n8n Workflows

• Return to your n8n workflow editor.

Add nodes for each Vapi tool you configured

• Use the HTTP request node to connect to Vapi APIs.
• Map data fields from n8n to match the input requirements of Vapi tools.
• Test the connections to confirm they are functioning correctly.

Step 6: Configuring End of Call Report and Analysis in Vapi

• In Vapi, navigate to the reporting section.

Set up the parameters for the end-of-call report

• Choose metrics you want to analyze (e.g., call duration, customer feedback).
• Configure how and when reports will be generated.
• Save your reporting configuration.

Step 7: Catching End of Call Report/Analysis in n8n

• Back in your n8n workflow, add a node to capture the end-of-call report from Vapi.

Configure the node to listen for the report sent from Vapi

• Ensure it processes the data correctly.
• Set up actions based on the report findings (e.g., update CRM, send a follow-up email).

Conclusion

You've successfully built an inbound sales agent using n8n and Vapi. This guide walked you through understanding the data flow, setting up your assistant, connecting tools, and analyzing call reports. To further enhance your sales processes, consider exploring more advanced configurations or integrating additional tools. For additional resources, check out the free template linked in the video description.