Repurpose blog & YouTube content to social media with GPT-5.1 and Google Docs

Transform blog posts, YouTube videos, or any text into LinkedIn posts, Twitter threads, email newsletters, and more with GPT-5.1 Who is this for? - Content creators who want to maximize reach from every piece of content - Marketing teams repurposing long-form content for social media - Founders & executives sharing thought leadership across platforms - Agencies creating multi-platform content packages for clients - Solopreneurs who need to be everywhere but have limited time What problem does it solve? Creating platform-specific content is time-consuming. A single blog post could become LinkedIn posts, Twitter threads, email newsletters, and video scripts-but manually adapting content for each platform takes hours. This workflow automates the entire process. Drop in a URL or paste your content, and get 7+ ready-to-use content pieces in under 2 minutes. What this workflow does Step 1: Content Input - Submit via simple web form - Accepts blog URLs, YouTube URLs, or raw text - Optional: specify target audience and custom instructions Step 2: Smart Extraction - Blog posts: Fetches and extracts article content, removes navigation/ads - YouTube videos: Gets video metadata and description via YouTube API - Raw text: Processes directly with automatic title detection Step 3: AI Content Generation GPT-4.1/5.1 analyzes your content and generates platform-optimized variations: | Output | What You Get | |--------|-------------| | LinkedIn Posts | 3 variations (story-driven, list format, contrarian angle) | | Twitter/X Thread | 7-tweet thread + alternative hook for A/B testing | | Email Newsletter | 3 subject lines + preview text + full body | | Key Takeaways | 5 actionable bullet points | | Quote Cards | 5 shareable quotes ready for graphics | | Video Script | 60-second script (hook → problem → solution → CTA) | Step 4: Google Docs Output - Everything saved to a beautifully formatted Google Doc - Organized by platform - Copy, customize, and publish! Outputs Generated LinkedIn Posts (3 variations): - Story-driven emotional hook - List/tips format for engagement - Contrarian/hot take angle - Each includes: hook, body, CTA, hashtags Twitter/X Thread (7 tweets): - Scroll-stopping hook - Logical flow through your key points - Clear CTA at the end - Alternative hook for A/B testing Email Newsletter: - 3 subject line options (curiosity, benefit, direct) - Preview text - Conversational body copy - Clear CTA Key Takeaways: - 5 actionable insights - Perfect for bullet points, carousels, or summaries Quote Cards: - 5 impactful, shareable quotes - Context included for each - Ready for Canva/social graphics Video Script: - 60-second format - Hook → Problem → Solution → Proof → CTA structure - Visual suggestions included Setup Instructions Required Credentials 1. OpenAI API - Get your API key from platform.openai.com - Add as "OpenAI API" credential in n8n - Used for: Content generation (GPT-4o) 2. Google Docs - Create OAuth2 credentials in Google Cloud Console - Enable Google Docs API - Add as "Google Docs OAuth2" credential in n8n - Used for: Saving generated content Optional Credentials 3. YouTube OAuth2 (use same clientId and secret as above) - Enable YouTube Data API v3 - Add a new "YouTube OAuth2 API" credential: - Client ID and Secret, same as above - Used for: Better video metadata extraction How to Use 1. Import the workflow into your n8n instance 2. Configure credentials (OpenAI required, Google Docs required, YouTube optional) 3. Activate the workflow 4. Open the form URL (shown in Form Trigger node) 5. Submit your content: - Select content type (Blog URL, YouTube URL, or Raw Text) - Paste URL or content - (Optional) Add target audience - (Optional) Add custom instructions 6. Get your Google Doc link with all generated content! Customization Options Modify the AI prompt: - Edit "AI Content Generator" node - Adjust tone guidelines - Add industry-specific instructions - Change output formats Change output destination: - Replace Google Docs with