Templates / Respond to inbound leads with personalized videos using Heygen AI and GPT-4

Respond to inbound leads with personalized videos using Heygen AI and GPT-4

Ready for 3.0

by Automate With Marc ✓ · 1,532 views · created 2025-07-25 · Lead Nurturing, Multimodal AI

Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.

What this workflow does

This AI workflow has 10 nodes and runs when someone submits an n8n form (“Inbound Form”). Along the way it connects OpenAI Chat Model, OpenAI and Gmail. It also calls api.heygen.com over HTTP.

How it runs

Trigger: When someone submits an n8n form (“Inbound Form”).

  1. Selfie Video Prompt Agent (AI Agent): runs an AI agent, with model: OpenAI Chat Model
  2. HeyGen Post (HTTP Request): calls api.heygen.com (POST)
  3. Wait: pauses before continuing
  4. Get Video (HTTP Request): calls api.heygen.com
  5. If: checks a condition and branches into true / false
  6. OpenAI: uses OpenAI
  7. Wait: pauses before continuing
  8. Send Email & Video (Gmail): uses Gmail

Services it uses

OpenAI Chat ModelOpenAIGmail

HTTP calls to: api.heygen.com

Before you upgrade to n8n 3.0

Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.

Nodes used (8)

From the author

🎥 AI-Powered Inbound Sales Rep Video Agent – Auto-Respond to Leads with Personalized Videos Description: This workflow helps you instantly respond to inbound leads with a hyper-personalized video and email—fully automated using n8n, Heygen API, and OpenAI.…

Excerpt from Automate With Marc's description on n8n.io.

View the original on n8n.io → Check your own copy

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