Generate blogs with GPT-4o prompt chaining: outline, evaluate & publish to Sheets
Needs changesNeeds changes. This template uses 1 thing(s) that n8n 3.0 removes: AI Agent v1 (old agent modes). 1 breaking item(s) found. Static check, last run 2026-10-19.
What to replace before upgrading
| Removed in 3.0 | Replace with |
|---|---|
| AI Agent v1 (old agent modes) Outline Writer (v1.7), Outline Evaluation (v1.7), Blog Writer (v1.7) | Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent. |
Nodes used (4)
- AI Agent
@n8n/n8n-nodes-langchain.agent - Azure OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatAzureOpenAi - Schedule Trigger
n8n-nodes-base.scheduleTrigger - Google Sheets
n8n-nodes-base.googleSheets
What it does
Description This n8n automation template delivers a full-stack AI content pipeline designed for marketing teams, content creators, SaaS founders, and growth hackers. It combines prompt chaining, GPT-4o agents, and Google Sheets to generate engaging, SEO-friendly blogs—end to end. What This Template Does: 📝 Generates blog topic ideas using a domain-specific AI agent (e.g., for Sparrow API testing) 📄 Creates a blog outline with key sections and headings ✅ Evaluates & refines the outline to ensure clarity, flow, and engagement 🧾 Writes the full blog content in structured, long-form paragraphs 📥 Appends the blog to Google Sheets with the current date Built With: - GPT-4o (via Azure OpenAI) - LangChain Agents for task-specialized prompt chaining - Google Sheets integration for automatic publishing - Schedule Trigger for periodic content generation Ideal Use Cases: - SaaS teams looking to scale inbound content - API platforms (like Sparrow) publishing technical how-tos - SEO agencies automating client blog content - Solo founders growing product visibility via thought leadership