Analyze website page gaps with GPT-4.1-mini, Perplexity, and Google Docs
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 7 nodes and runs when someone submits an n8n form (“URL”). Along the way it connects OpenAI Chat Model, Perplexity and Google Docs.
How it runs
Trigger: When someone submits an n8n form (“URL”).
- Fetch Website HTML (HTTP Request): calls an HTTP API
- Detect Existing Pages and Business Type (Code): runs custom JavaScript code
- Generate Gap Analysis Report with AI (AI Agent): runs an AI agent, with model: OpenAI GPT-4.1 Mini with Web Search; 1 tool (Perplexity Competitor Research Tool)
- Save Report to Google Docs (Google Docs): 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 (7)
- n8n Form Trigger
n8n-nodes-base.formTrigger - HTTP Request
n8n-nodes-base.httpRequest - Code
n8n-nodes-base.code - AI Agent
@n8n/n8n-nodes-langchain.agent - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Perplexity Tool
n8n-nodes-base.perplexityTool - Google Docs
n8n-nodes-base.googleDocs
From the author
Description An AI-powered workflow that analyzes any website to identify missing pages that would improve user experience and business performance. Submit a URL, and the system detects existing pages, researches competitors using Perplexity, and generates a…