Ad Creative AI Agent in n8n Using OpenAI Image Generation API
Automate Your Marketing Agency with n8n + GPT-4o Image Generation!
In this step-by-step tutorial, I’ll show you how to build a complete AI-powered image generation and feedback loop using n8n, the OpenAI Image Generation API, and GPT-4o — perfect for automating content creation for a marketing agency.
✅ Triggered by a form submission (e.g., a campaign brief)
✅ Auto-generates image prompts with GPT-4o
✅ Creates images via the OpenAI Image API
✅ Converts base64 to PNG and stores them in Google Drive
✅ Collects human feedback through Gmail
✅ Uses AI agents to analyze and revise the image prompt
✅ Automates storing all campaign data in Google Sheets
✅ Repeats the loop with improved results!
This is ideal if you're looking to:
- Build AI agent teams in n8n for your marketing agency
- Automate social media post generation
- Scale your content automation pipeline
- Use n8n to create full-stack AI workflows for clients
- Launch your automated agency powered by AI agents
📌 Resources & Links:
🔗 Try n8n: https://n8n.io/
🔗 Get the workflow template: https://loopsera.gumroad.com/l/AIImageGenerationWorkflowforMarketingAgencies
Need a custom AI solution for your business?
📞 Book a Discovery Call:
https://cal.com/loopsera/discoverycall
📧 Contact:
[email protected]
Timestamps:
0:00 - Intro
1:35 - Demo
8:29 - System Breakdown
12:34 - How to Set Up OpenAI Image Generation API in n8n
27:00 - Human in the Loop
29:47 - How It Handles Revisions
39:29 - Google Sheets Agent
41:12 - Outro
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