Generate AI Avatar Videos with GPT-5 & Publish to Social Media Platforms

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

Automate Social Media with HeyGen and GPT-5: Publish Videos to TikTok, YouTube & Instagram

👥 Who is this for?

This workflow is designed for:
Content creators who want to scale their short-form video production
Marketing teams seeking consistent and automated publishing pipelines
Agencies managing multiple social accounts for clients
Entrepreneurs looking to save time by automating repetitive content tasks

💡 What problem is this workflow solving?

Publishing on multiple platforms like YouTube Shorts, TikTok, and Instagram is often:
Time-consuming (manual editing, caption writing, uploads)
Inconsistent (different requirements for each platform)
Prone to delays (switching between tools)

This workflow solves these issues by creating a fully automated video pipeline powered by GPT-5, HeyGen, and Blotato.

⚙️ What this workflow does

Capture voice idea via Telegram
Transcribe voice to text using OpenAI Whisper
Generate a catchy title and caption with GPT-5
Create an AI avatar video with HeyGen
Save and organize assets in Google Drive and Google Sheets
Upload final video to Blotato
Auto-publish to:
YouTube Shorts
TikTok
Instagram
(Optional: Facebook, X/Twitter, LinkedIn, Pinterest, Threads, Bluesky)
Update logs in Google Sheets
Send a Telegram confirmation once published

🧰 Setup

Before using this workflow, ensure you have:
A Telegram Bot connected to n8n for voice input
An OpenAI API key for transcription (Whisper) and GPT-5 processing
A HeyGen account & API key for avatar video generation
A Google Drive & Google Sheets integration for storing assets and logs
A Blotato account (Pro plan) with API access enabled
Verified Community Nodes enabled in n8n Admin Panel
Blotato node installed and credentials configured

🛠️ How to customize this workflow

Prompts** → Adjust GPT-5 prompts to match your brand voice and niche
Avatars** → Use custom avatars or voices via HeyGen configuration
Platforms** → Activate only the social nodes you need (e.g., focus on TikTok & YouTube Shorts)
Approval steps** → Add Telegram or Slack confirmation before publishing
Analytics** → Extend the workflow to track engagement data in Google Sheets, Airtable, or Notion

This workflow turns a simple spoken idea into a viral-ready video — automatically generated, styled, and posted across your most important platforms.

📄 Documentation: Notion Guide

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