GPT-4o, RunwayML, ElevenLabs for Social Media

🎥 AI Tour Video Generator with GPT-4o, RunwayML & ElevenLabs for Social Media'

This n8n workflow generates 20-second faceless videos for social media by combining AI-generated images, audio, and video clips for a given tour destination.

The output is a ready-to-publish video file, which can be pushed to social platforms and logged in a tracking sheet.

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⚙️ Workflow Overview

This system is divided into 4 main sections:

• 🧠 Generate Image Prompts
• 🎨 Generate Media (Images, Videos, Audio)
• 🛠️ Render & Upload
• 📈 Future Enhancements

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🔌 Integration Setup Table

Integration	Service Used	Setup Instruction
OpenAI	GPT-4o (Prompt Generation)	Get API Key and configure in n8n
Google Sheet	Idea I/O tracking	Connect Google account with OAuth/Credentials in n8n
Piapia API	AI Image Generation	Sign up at piapia.ai and get API key
Runway API	AI Video Generation	Register at runwayml.com for access
ElevenLabs	AI Voice Generation	Sign up at elevenlabs.io for API key
CreateMate API	Render Final Video	Visit createmate.ai to access API
Google Drive	Upload/Share Final Video	Use n8n Google Drive node to configure credentials

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✅ Required Services & Tools

Ensure you have active accounts with the following tools and services:

• ✅ OpenAI (GPT-4o + Embeddings)
• ✅ Google Sheets (for destination ideas and tracking)
• ✅ Piapia API (Image generation)
• ✅ RunwayML API (Video generation)
• ✅ ElevenLabs API (Voiceover TTS)
• ✅ Google Drive (Storage & Sharing)
• ✅ CreateMate (Video Rendering)
• ✅ Social Media Scheduler (Optional - Zapier, Buffer, Make.com)

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🧠 1. Generate Image Prompts

> Purpose: Prepares the content idea and generates visual prompts.

Step	Node Name	Function
🔁 Trigger	Schedule or Manual	Starts the workflow
📥 Grab Idea	Read Sheet	Pulls destination idea from Google Sheet
✍️ Set Content	Manual Input	Adds structure/narrative to the idea
🔀 Split	Split Out	Breaks input into chunks
🤖 GPT Agent	Image Prompt Agent	Uses GPT-4o to generate creative image prompts
🧹 Clean	Remove \n	Cleans up formatting
📌 Save	Set Prompts	Finalizes prompts for next stage

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🖼️ 2. Generate Media

🎨 Generate Images

Step	Function
Generate Image	Calls Piapia API with AI-generated prompts
Wait	Adds delay for rendering (90 sec)
Get Images	Retrieves final images for video

🎥 Generate Videos

Step	Function
Generate Video	Calls RunwayML to generate video clips from the prompts
Wait	2-minute delay to allow video generation
Get Videos	Fetches completed video clips

🔊 Generate Audio

Step	Function
Update Status	Logs progress in Google Sheet
Sound Agent	Gemini or GPT generates narration text
Set Audio	Formats narration for voice synthesis
Generate Audio	Uses ElevenLabs for realistic voiceover
Upload to Drive	Saves final audio to Google Drive
Share File	Creates sharable URL for audio file

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🛠️ 3. Render & Upload

> Purpose: Combines all elements (image, video, audio) into a single output and prepares for social media.

Step	Function
Merge	Combines images, videos, and audio
Split Out Parts	Breaks content for rendering
Render Video	Uses CreateMate to render the final 20-second video
Wait	Short delay to complete rendering
Download Video	Saves output video locally or on Drive
Update Sheet	Logs final video URL/status in Google Sheet
Social Upload	(Coming Soon) Post to Instagram, YouTube Shorts, TikTok, etc.

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🧩 Pre-Conditions

Before running the workflow:

• ✅ Google Sheet should be created with destination ideas
• ✅ All API keys must be configured in n8n
• ✅ Google Drive folder must exist for output videos
• ✅ Sufficient credit/quota must be available on AI platforms
• ✅ Internet access must be stable for external API calls

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🚀 Outcome

• A polished 20-second travel destination video
• Combines AI visuals, short clips, and AI narration
• Ready for instant social media upload
• Fully automated from idea to video file

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🧠 Tech Stack Summary

Component	Tools Used
Language Model	GPT-4o (OpenAI), Gemini (Google)
Image Generator	Piapia API
Video Generator	RunwayML
Audio Generator	ElevenLabs
Storage	Google Drive
Video Composer	CreateMate API
Orchestration	n8n

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📈 Future Enhancements

✅ Smart Enhancements

• Dynamic hashtags & captions via AI
• Auto-post to TikTok, Instagram, YouTube via Buffer/Zapier
• Scene detection + matching B-roll
• Multilingual narration (e.g., Arabic, French, Malay)
• A/B testing of video versions to analyze performance

🧪 Testing Add-ons

• Add preview screen before upload
• Error tracking & retry flow
• Manual override before publishing

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🧰 Customization Guide

Element	How to Customize
✏️ Prompt Format	Change structure inside Set Content or Prompt Agent
🌍 Destination Ideas	Modify Google Sheet for different destinations/categories
🎨 Image Style	Customize prompt to Piapia (e.g., “in Pixar style”, “3D render”)
🎙️ Voiceover Script	Adjust tone/structure in the Sound Agent
📆 Posting Schedule	Use Zapier/Buffer for timed posting
🎯 Target Duration	Adjust number of clips or frame duration

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🙌 Community Value

This workflow is ideal for:

• 📸 Travel content creators
• 🌍 Destination marketers
• 🏛️ Tourism boards
• 🧳 Travel SMEs looking for automation

Feel free to fork, remix, or request a JSON export in the comments below!