This workflow follows the Agent → OpenAI Chat 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 →
{
"createdAt": "2024-03-04T20:32:15.867Z",
"updatedAt": "2024-03-13T13:43:09.000Z",
"id": "239",
"name": "Agent:PlanAndExecute",
"active": false,
"nodes": [
{
"parameters": {
"model": "gpt-4-turbo-preview",
"options": {
"temperature": 0
}
},
"id": "9ecb9fc6-c634-4915-ae30-f4a40679200c",
"name": "OpenAI Chat Model3",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"typeVersion": 1,
"position": [
1020,
760
],
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"notes": "IGNORED_PROPERTIES=messages"
},
{
"parameters": {},
"id": "28f13be4-fc17-4e04-8518-bf98272ea7b7",
"name": "Calculator3",
"type": "@n8n/n8n-nodes-langchain.toolCalculator",
"typeVersion": 1,
"position": [
1180,
780
]
},
{
"parameters": {},
"id": "ebd19bad-5412-4e5b-9cbc-92d85e98f517",
"name": "When clicking \"Test workflow\"",
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
760,
620
]
},
{
"parameters": {
"agent": "planAndExecuteAgent",
"promptType": "define",
"text": "What is the result of 30 + (10002200 / 100)? Only respond with a number.",
"options": {}
},
"id": "1b397e30-5061-44dd-b6fc-c7100c8c791d",
"name": "AI Agent3",
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 1.4,
"position": [
1000,
620
]
}
],
"connections": {
"OpenAI Chat Model3": {
"ai_languageModel": [
[
{
"node": "AI Agent3",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Calculator3": {
"ai_tool": [
[
{
"node": "AI Agent3",
"type": "ai_tool",
"index": 0
}
]
]
},
"When clicking \"Test workflow\"": {
"main": [
[
{
"node": "AI Agent3",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"staticData": null,
"meta": {
"templateCredsSetupCompleted": true
},
"versionId": "d420104e-1ac2-45a5-b173-e97a7726178f",
"triggerCount": 0,
"tags": []
}
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
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About this workflow
Agent:PlanAndExecute. Uses lmChatOpenAi, toolCalculator, agent. Event-driven trigger; 4 nodes.
Source: https://github.com/n8n-io/test-workflows/blob/c1d376431a818f81f44e9ce645b8fb4878805419/workflows/239.json — original creator credit. Request a take-down →
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