Retrieve answers from Knowledge Base with InfraNodus GraphRAG chatbot
UnknownUnknown. This template uses community nodes we can't verify statically. Uses community nodes that can't be verified statically (unverified community packages are off by default in 3.0). Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 5 nodes and runs when a chat message arrives (plus 1 other trigger). Along the way it connects Infranodus (community).
How it runs
Trigger: When a chat message arrives (plus 1 other trigger).
- Get a response from knowledge base (Infranodus): uses Infranodus
- Respond to Chat (Chat): uses Chat
- Respond to Webhook: sends the response back to the webhook caller
Services it uses
Before you upgrade to n8n 3.0
We can't fully verify this one: it relies on 1 community package, and n8n 3.0 turns unverified community packages off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).
- Check that n8n-nodes-infranodus is verified or supports 3.0 (used in Get a response from knowledge base).
Nodes used (5)
- Infranodus
n8n-nodes-infranodus.infranodus - Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - Chat
@n8n/n8n-nodes-langchain.chat - Webhook
n8n-nodes-base.webhook - Respond to Webhook
n8n-nodes-base.respondToWebhook
From the author
Basic AI Chatbot that Retrieves Answers From Knowledge Base Using GraphRAG. Easiest setup, without vector database, external knowledge base, or OpenAI API keys. All you need is an InfraNodus graph with your knowledge. ---- In this workflow, user sends a…