Automate Video Creation from Voice Input with HeyGen, GPT-5 & Social Publishing

This workflow contains community nodes that are only compatible with the self-hosted version of n8n.

Automate Video Creation from Voice Input with HeyGen & n8n

👥 Who is this for?

This workflow is ideal for:
Content creators who want to turn ideas into videos in minutes
Marketers managing multi-platform video campaigns
Agencies needing scalable video workflows for multiple clients
Entrepreneurs looking to automate social media presence

💡 What problem is this workflow solving?

Creating and publishing videos across TikTok, YouTube, Instagram and more is:
Time-consuming (writing scripts, creating videos, uploading manually)
Inconsistent (different platforms, formats, captions)
Hard to scale without automation

This workflow solves it by turning a voice note into a complete AI video — scripted, generated, and published automatically.

⚙️ What this workflow does

Capture idea via Telegram voice note
Transcribe audio to text using OpenAI Whisper
Generate script, title, and caption with GPT-5
Create avatar video with HeyGen based on your script
Save final video to Google Drive and log metadata in Google Sheets
Upload video to Blotato
Auto-publish to 9 platforms (TikTok, YouTube Shorts, Instagram, LinkedIn, Facebook, Twitter (X), Threads, Bluesky, Pinterest)
Send Telegram notification once published

🧰 Setup

Before you start, you’ll need:
✅ A Telegram Bot connected to n8n
🔑 An OpenAI API key (Whisper + GPT-5)
🎭 A HeyGen API key for avatar video generation
📂 Google Drive + Sheets integrations for storage & logs
🧩 A Blotato Pro account with API access enabled
📦 Verified Community Nodes enabled in n8n Admin Panel
⚙️ Blotato node installed + credentials configured
📄 A Google Sheet template to log titles, captions, and video links

🛠️ How to customize this workflow

Change prompts** → Adjust GPT-5 prompts to fit your tone or brand
Select avatars** → Configure HeyGen avatar and voice to match your style
Choose platforms** → Activate only TikTok, YouTube, Instagram, etc.
Add approvals** → Insert a Telegram or Slack approval step before publishing
Extend reporting** → Push analytics or engagement data into Sheets or Notion

This workflow transforms a simple voice message into a ready-to-publish viral video — fully automated, consistent, and scalable.

📄 Documentation: Notion Guide

Need help customizing? Contact me for consulting and support : Linkedin / Youtube