Connect Retell Voice Agents to Custom Functions

Extend your Retell Voice Agent with real-time workflows and AI responses — powered by n8n!

This automation allows your Retell agent to call a custom n8n webhook mid-conversation, process data, and return dynamic, real-time replies — perfect for confirming bookings, fetching live data, or triggering custom backend logic.

Ideal for builders using Retell who want to go beyond static flows and unlock powerful voice-driven automations.

What it does:

🗣️ Connects your Retell Voice Agent to an n8n webhook via Custom Function

📨 Receives full call context + parameters during the conversation

⚙️ Processes the data using AI logic, APIs, or internal workflows

💬 Returns dynamic responses back to the Voice Agent in real time

📁 Includes a ready-to-import Retell hotel agent template

✅ Setup guide & importable automation included

Need help setting it up? We offer full configuration and testing for a one-time fee.