AI-powered LinkedIn content engine (n8n + OpenAI + Perplexity + Replicate)
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.
Nodes used (6)
- OpenAI
@n8n/n8n-nodes-langchain.openAi - Code
n8n-nodes-base.code - HTTP Request
n8n-nodes-base.httpRequest - Google Sheets
n8n-nodes-base.googleSheets - Perplexity
n8n-nodes-base.perplexity - Webhook
n8n-nodes-base.webhook
What it does
A fully automated content engine that researches, writes, scores, and visualizes LinkedIn posts — built with n8n, OpenAI, Perplexity, and Replicate. What it does: ✅ Researches any topic using real-time data ✅ Writes a personalized post in your voice ✅ Refines tone and structure ✅ Generates abstract, high-quality visual assets ✅ Scores the output and saves it to Google Sheets How it works: - Triggered when you change a row status in Google Sheets - Uses Perplexity to research - GPT-4o (OpenAI) to create and polish content - Replicate (FLUX Pro) to generate images - Scores the post using heuristics - Appends everything back to your sheet