Website Change Detection with Bright Data, GPT-4.1 & Google Tools

Say goodbye to manual website checks and missed content updates!

This automation tracks changes on any website every week — even when there's no built-in API or scraping support. It uses AI-powered scraping, structured data extraction, and Google Workspace integration to generate and deliver detailed change reports automatically.

Perfect for marketers, compliance teams, SEO specialists, and analysts who need reliable content monitoring across multiple web properties.

⚠️ Note: This template is designed for self-hosted n8n instances only.

What it does:

🌐 Scrapes full webpages using an AI-powered agent (via Bright Data’s scrape_as_markdown)

🧱 Extracts and structures key content elements: metadata, headlines, pricing, CTAs, FAQs, and more

📂 Saves weekly content snapshots to Google Drive for version tracking

📊 Compares current content with the previous week’s snapshot to detect key changes

📝 Generates a clean, Markdown-based changelog and converts it into an HTML report

📧 Emails a polished update with file links and summaries to stakeholders

📋 Updates a central Google Sheet with every step for traceability

✅ Setup guide & importable automation included

Need help setting it up? We offer full configuration and testing for a one-time fee.