Automate LinkedIn Carousels: GPT-4o-mini & Google Drive Workflow

Transform Your LinkedIn Content Strategy with Automated Carousel Generation

Stop spending hours designing LinkedIn carousels manually. This n8n workflow takes your topic, brand details, and preferences through a simple form submission and delivers a professionally formatted, square-format PDF carousel ready for LinkedIn upload—complete with structured content, branded styling, and automated distribution.

What This Workflow Does

• Generates structured slide content via GPT-4o-mini: Creates a validated JSON array containing your title slide, content slides with exactly 3 bullet points each, and a compelling CTA slide—no messy text formatting required
• Renders professional 1080×1080px PDF slides: Each slide features dark gradient backgrounds, slide number badges, your brand name in the footer, and includes a "Swipe →" prompt on the title slide for maximum engagement
• Automates file management and delivery: Uploads the finished PDF to Google Drive with structured naming, logs all details to Google Sheets with the Drive link, and emails you the carousel with step-by-step LinkedIn posting instructions

Use Cases

• LinkedIn content creators who need consistent, professional carousels without design skills or expensive tools
• Marketing teams scaling thought leadership content across multiple LinkedIn profiles
• SaaS operators creating educational carousels about industry trends, product features, or best practices
• Automation engineers demonstrating expertise through technical how-to carousels and case studies

Technical Details

Built with essential n8n nodes including Form Trigger for data collection, GPT-4o-mini integration for AI-powered content generation, Code nodes for PDF rendering and formatting, Google Drive for file storage, Google Sheets for logging, and Gmail for automated delivery. The workflow ensures pixel-perfect 1080×1080px formatting optimized for LinkedIn's carousel requirements.

Perfect for n8n users who want to automate their LinkedIn content pipeline while maintaining professional quality and brand consistency across all carousel posts.