InfraNodus This workflow corresponds to n8n.io template #11570 — we link there as the canonical source.
This workflow follows the Chat → Chat Trigger recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "QUwG4gOKIZKXJt3C",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Basic AI Chatbot using GraphRAG",
"tags": [
{
"id": "66wgFoDi9Xjl74M3",
"name": "Support",
"createdAt": "2025-05-21T17:06:32.355Z",
"updatedAt": "2025-05-21T17:06:32.355Z"
},
{
"id": "E52i6BJ7Ht6yF3OB",
"name": "Productivity",
"createdAt": "2025-06-04T10:29:27.533Z",
"updatedAt": "2025-06-04T10:29:27.533Z"
},
{
"id": "ciIq4giMNXaJiyiQ",
"name": "Thinking Tools",
"createdAt": "2025-05-20T14:53:17.515Z",
"updatedAt": "2025-05-20T14:53:17.515Z"
},
{
"id": "kRM0hQV2zw7VxrON",
"name": "Research",
"createdAt": "2025-05-21T19:44:19.136Z",
"updatedAt": "2025-05-21T19:44:19.136Z"
},
{
"id": "sJk9cUvmMU8FkJXv",
"name": "AI",
"createdAt": "2025-05-20T13:16:15.636Z",
"updatedAt": "2025-05-20T13:16:15.636Z"
}
],
"nodes": [
{
"id": "27560407-0866-44b2-9605-3841fc0c85d7",
"name": "Get a response from knowledge base",
"type": "n8n-nodes-infranodus.infranodus",
"position": [
-32,
96
],
"parameters": {
"name": "infranodus_support",
"prompt": "={{ $json.chatInput }}",
"requestOptions": {}
},
"credentials": {
"infranodusApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "170242b2-c5ba-4963-9b2a-87855bb625b9",
"name": "When chat message received",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
-368,
-32
],
"parameters": {
"public": true,
"options": {
"responseMode": "responseNodes"
},
"initialMessages": "What would you like to know?"
},
"typeVersion": 1.3
},
{
"id": "665b35c5-2c21-402b-8e96-bd6be2147707",
"name": "Respond to Chat",
"type": "@n8n/n8n-nodes-langchain.chat",
"position": [
336,
-32
],
"parameters": {
"message": "={{ $json.aiAdvice[0].text }}",
"options": {},
"waitUserReply": false
},
"typeVersion": 1
},
{
"id": "b3450782-cf52-4166-9a41-c2175dbe3cc9",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"disabled": true,
"position": [
-368,
176
],
"parameters": {
"path": "eaff3dbc-70dd-4f57-9432-24f503b2852f",
"options": {},
"responseMode": "responseNode"
},
"typeVersion": 2.1
},
{
"id": "ad77cb77-69b6-44f3-9ec6-00ee0cc78a0b",
"name": "Respond to Webhook",
"type": "n8n-nodes-base.respondToWebhook",
"disabled": true,
"position": [
336,
192
],
"parameters": {
"options": {},
"respondWith": "text",
"responseBody": "={{ $json.aiAdvice[0].text }}"
},
"typeVersion": 1.4
},
{
"id": "d268d3e7-6377-4dcc-9857-5d5285518947",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
-256
],
"parameters": {
"width": 288,
"height": 640,
"content": "## 3. Show response to the user\n\nThe response obtained using InfraNodus GraphRAG is then shown to the user.\n"
},
"typeVersion": 1
},
{
"id": "19ef0e02-4d95-442e-b271-8fa35c4e80a2",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-128,
-256
],
"parameters": {
"width": 288,
"height": 624,
"content": "## 2. Query the Knowledge Base\n\nUse the [InfraNodus GraphRAG node](https://n8n.io/integrations/infranodus-graph-rag/) to generate an answer to your query. No need to add vector store or additional model connectors.\n\nTo set up, you need to provide:\n- Your [InfraNodus API key](https://infranodus.com/api-access)\n- The name of the graph you'll query. Learn how to [create the graph in InfraNodus](.\n\nRead more about [GraphRAG](https://infranodus.com/docs/graph-rag-knowledge-graph)\n"
},
"typeVersion": 1
},
{
"id": "b85b7a9a-1ca1-4890-9b71-14b3b27400ed",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-448,
-256
],
"parameters": {
"width": 256,
"height": 624,
"content": "## 1. AI Chat Trigger\n\nUse the n8n built-in chat for testing and then replace this node with a Webhook node and expose to your users via the embeddable [n8n Chat Widget](https://n8n-chat-widget.com)."
},
"typeVersion": 1
},
{
"id": "cc846e41-2088-4c48-9657-a8eb2019f185",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1120,
-256
],
"parameters": {
"color": 6,
"width": 624,
"height": 624,
"content": "## Basic AI Chatbot Tutorial\n\n- No vector store needed\n- Uses GraphRAG and custom ontology for responses\n\n### Learn how to set up a simple AI chatbot without vector store and complex AI agent setups in this [support article](https://support.noduslabs.com/hc/en-us/articles/24079266183196-Building-Expert-Ontology-for-InfraNodus-GraphRAG-n8n-Expert-Node) and this video tutorial: \n\n[](https://www.youtube.com/watch?v=qP4KTLBzoWQ)"
},
"typeVersion": 1
}
],
"active": true,
"settings": {
"executionOrder": "v1"
},
"versionId": "71c40b3b-f30b-41b1-a987-4e58e5963b84",
"connections": {
"Webhook": {
"main": [
[
{
"node": "Get a response from knowledge base",
"type": "main",
"index": 0
}
]
]
},
"When chat message received": {
"main": [
[
{
"node": "Get a response from knowledge base",
"type": "main",
"index": 0
}
]
]
},
"Get a response from knowledge base": {
"main": [
[
{
"node": "Respond to Chat",
"type": "main",
"index": 0
},
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
infranodusApi
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About this workflow
In this workflow, user sends a request to the InfraNodus GraphRAG system that will extract a reasoning ontology from a graph that you create (or that you can copy from our repository of public graphs) and generate a response directly to the user. Receives a request from a user…
Source: https://n8n.io/workflows/11570/ — original creator credit. Request a take-down →
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