Generate business ideas from Reddit posts with DeepSeek AI and Google Sheets
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 15 nodes and runs when another workflow calls it. Along the way it connects OpenRouter Chat Model, Reddit and Google Sheets.
How it runs
Trigger: When another workflow calls it.
- Get many posts (Reddit): uses Reddit
- If: checks a condition and branches into true / false
- Edit Fields (Edit Fields (Set)): sets or maps fields
- Merge: merges the data from its input branches
- Is it a Business Problem? (Basic LLM Chain): sends a prompt to an LLM, with model: OpenRouter Chat Model
- Filter: keeps only the items that match a condition
- Summarization Chain: summarizes text with AI, with model: OpenRouter Chat Model
- Merge: merges the data from its input branches
- Idea Generator (Basic LLM Chain): sends a prompt to an LLM, with model: OpenRouter Chat Model
- Code: runs custom JavaScript code
…plus 1 more step. See the full node list below.
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.
- Still check Always Output Data on multi-output nodes (If/Switch) now adds an empty item only when every output is empty (If).
Nodes used (11)
- Summarization Chain
@n8n/n8n-nodes-langchain.chainSummarization - If
n8n-nodes-base.if - Merge
n8n-nodes-base.merge - Filter
n8n-nodes-base.filter - OpenRouter Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenRouter - Edit Fields (Set)
n8n-nodes-base.set - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - Code
n8n-nodes-base.code - Reddit
n8n-nodes-base.reddit - Execute Workflow Trigger
n8n-nodes-base.executeWorkflowTrigger - Google Sheets
n8n-nodes-base.googleSheets
From the author
Are you looking for the next big startup idea? This powerful n8n workflow helps you mine Reddit posts for real-world pain points, AI-solvable problems, and high-potential business opportunities — without lifting a finger. 🧠 What It Does This workflow taps…