Deborah This workflow corresponds to n8n.io template #2094 — we link there as the canonical source.
This workflow follows the Agent → 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 →
{
"meta": {
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "12061ba0-24f8-4853-9898-c8710b118959",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
0,
500
],
"parameters": {
"color": 7,
"width": 1260,
"height": 635,
"content": "### Sub-workflow: Custom tool\nThe agent above can call this workflow. It calls an example API called \"Bored API\" and returns a string with an activity idea."
},
"typeVersion": 1
},
{
"id": "4a2101f4-de86-4b2c-9fbc-5a75e73e3a26",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
0,
0
],
"parameters": {
"color": 7,
"width": 927.5,
"height": 486.5625,
"content": "### Main workflow: AI agent using custom tool"
},
"typeVersion": 1
},
{
"id": "102ec972-1784-4b89-be6f-1d4bd8f85cf1",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
660,
240
],
"parameters": {
"color": 5,
"width": 177,
"height": 199,
"content": "**This tool calls the sub-workflow below**"
},
"typeVersion": 1
},
{
"id": "707d76f1-0b45-4347-b16a-3b66906711bc",
"name": "Sticky Note5",
"type": "n8n-nodes-base.stickyNote",
"position": [
300,
240
],
"parameters": {
"color": 2,
"width": 170,
"height": 191,
"content": "**Set your credentials**"
},
"typeVersion": 1
},
{
"id": "d2a9637b-d988-4978-a112-4b96f279f0c0",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
280,
840
],
"parameters": {
"color": 2,
"width": 170,
"height": 190,
"content": "**Set your credentials**"
},
"typeVersion": 1
},
{
"id": "02f5308b-61db-467d-84f4-8b2ae8655dfd",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-160,
80
],
"parameters": {
"color": 4,
"width": 185.9375,
"height": 214.8397420554627,
"content": "## Try it out\n\nSelect **Chat** at the bottom and enter:\n\n_Hi! Please suggest something to do. I feel like learning something new._"
},
"typeVersion": 1
},
{
"id": "c012dfad-0ed8-4072-9c57-24f48aadd620",
"name": "Sticky Note6",
"type": "n8n-nodes-base.stickyNote",
"position": [
960,
920
],
"parameters": {
"width": 280,
"height": 145,
"content": "## Next steps\n\nLearn more about [Advanced AI in n8n](https://docs.n8n.io/advanced-ai/)"
},
"typeVersion": 1
},
{
"id": "39e0c9eb-5736-46a0-b4ce-64425f56ba8c",
"name": "When chat message received",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
160,
80
],
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "38dad34c-116b-4673-b338-6fbf1d019bab",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
340,
300
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "78af18c4-3541-4ff2-8526-fb186614051b",
"name": "Simple Memory",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
520,
300
],
"parameters": {},
"typeVersion": 1.3
},
{
"id": "45f17ad3-f7da-4d98-a597-f66c2efdbbea",
"name": "When Executed by Another Workflow",
"type": "n8n-nodes-base.executeWorkflowTrigger",
"position": [
120,
660
],
"parameters": {
"workflowInputs": {
"values": [
{
"name": "chatInput"
}
]
}
},
"typeVersion": 1.1
},
{
"id": "135ac846-fcc7-4754-8127-6a810b76594a",
"name": "OpenAI Chat Model1",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
320,
900
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "8e9d8b39-a7a4-44fb-8ac4-0555e632f0df",
"name": "Work out activity type and number of people1",
"type": "@n8n/n8n-nodes-langchain.informationExtractor",
"position": [
340,
660
],
"parameters": {
"text": "={{ $('When Executed by Another Workflow').item.json.chatInput }}",
"options": {},
"schemaType": "manual",
"inputSchema": "{\n \"type\": \"object\",\n \"required\": [\"type\",\"participants\"],\n \"properties\": {\n \"type\": {\n \"type\": \"object\",\n \"properties\": {\n \"data\": {\n \"enum\": [\"education\", \"recreational\",\"social\",\"diy\",\"charity\",\"cooking\",\"relaxation\",\"music\",\"busywork\"]\n }\n }\n },\n \"participants\": {\n \"type\": \"number\"\n }\n }\n}"
},
"typeVersion": 1
},
{
"id": "312f12d9-db30-48b0-aca3-a6c3a0250b2d",
"name": "Call the API",
"type": "n8n-nodes-base.httpRequest",
"position": [
700,
660
],
"parameters": {
"url": "https://bored-api.appbrewery.com/filter",
"options": {},
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "type",
"value": "={{ $json.output.type.data }}"
},
{
"name": "participicants",
"value": "={{ $json.output.participants }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "0e97b6c1-3291-44a2-bf35-39335b9b90a1",
"name": "Activity Tool",
"type": "@n8n/n8n-nodes-langchain.toolWorkflow",
"position": [
700,
300
],
"parameters": {
"name": "activity_tool",
"workflowId": {
"__rl": true,
"mode": "id",
"value": "={{ $workflow.id }}"
},
"description": "Suggest an activity for a person to do. Use this tool if someone is bored, or asking for ideas of things to do.",
"workflowInputs": {
"value": {
"chatInput": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('chatInput', ``, 'string') }}"
},
"schema": [
{
"id": "chatInput",
"type": "string",
"display": true,
"removed": false,
"required": false,
"displayName": "chatInput",
"defaultMatch": false,
"canBeUsedToMatch": true
}
],
"mappingMode": "defineBelow",
"matchingColumns": [],
"attemptToConvertTypes": false,
"convertFieldsToString": false
}
},
"typeVersion": 2
},
{
"id": "256b8adc-ef71-40da-a40c-10a1045c9d7d",
"name": "Set 'response' value",
"type": "n8n-nodes-base.set",
"position": [
1060,
660
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "c78b10cd-7d6d-4512-ad0b-6f6ec3c706b2",
"name": "response",
"type": "string",
"value": "={{ $json.data }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "ede9e3c2-c3ce-44bd-92be-51eb90d086dc",
"name": "Combine",
"type": "n8n-nodes-base.aggregate",
"position": [
880,
660
],
"parameters": {
"include": "specifiedFields",
"options": {},
"aggregate": "aggregateAllItemData",
"fieldsToInclude": "activity"
},
"typeVersion": 1
},
{
"id": "b4b49c7f-5491-416c-98d1-518372329c77",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
420,
80
],
"parameters": {
"options": {}
},
"typeVersion": 1.8
}
],
"connections": {
"Combine": {
"main": [
[
{
"node": "Set 'response' value",
"type": "main",
"index": 0
}
]
]
},
"Call the API": {
"main": [
[
{
"node": "Combine",
"type": "main",
"index": 0
}
]
]
},
"Activity Tool": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"OpenAI Chat Model1": {
"ai_languageModel": [
[
{
"node": "Work out activity type and number of people1",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"When chat message received": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"When Executed by Another Workflow": {
"main": [
[
{
"node": "Work out activity type and number of people1",
"type": "main",
"index": 0
}
]
]
},
"Work out activity type and number of people1": {
"main": [
[
{
"node": "Call the API",
"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.
openAiApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
Use n8n to bring data from any API to your AI. This workflow uses the Chat Trigger to provide the chat interface, and the Custom n8n Workflow Tool to call a second workflow that calls the API.
Source: https://n8n.io/workflows/2094/ — original creator credit. Request a take-down →
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