Monitor legal policy changes with Google Sheets, Gmail and GPT-4o
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 12 nodes and runs on a schedule (every day at 08:00). Along the way it connects Google Sheets, OpenAI Chat Model and Gmail.
How it runs
Trigger: On a schedule (every day at 08:00).
- Get Pages to Monitor (Google Sheets): uses Google Sheets
- Fetch Page (HTTP Request): calls an HTTP API
- Extract & Compare (Code): runs custom JavaScript code
- Content Changed? (If): checks a condition and branches into true / false
- Summarize Changes (Basic LLM Chain): sends a prompt to an LLM, with model: OpenAI Chat Model
- Update Last Checked (Google Sheets): append or update
- Build Email Body (Code): runs custom JavaScript code
- Send Change Alert (Gmail): uses Gmail
- Log Change (Google Sheets): append
- Update Page Record (Google Sheets): append or update
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (8)
- Schedule Trigger
n8n-nodes-base.scheduleTrigger - Google Sheets
n8n-nodes-base.googleSheets - HTTP Request
n8n-nodes-base.httpRequest - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Gmail
n8n-nodes-base.gmail
From the author
Terms of Service Change Watcher with AI Summaries Automatically monitors Terms of Service, Privacy Policy, and other legal pages for changes. When content changes are detected, GPT-4o analyzes the old vs new text and emails you a plain-English summary with an…