Liam This workflow corresponds to n8n.io template #4222 — 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 →
{
"id": "YyMOJKUM7DmZpySf",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "OctoPrint Manager",
"tags": [],
"nodes": [
{
"id": "17588807-7232-48f2-9746-9e5ebfb4370f",
"name": "When clicking \u2018Test workflow\u2019",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-360,
100
],
"parameters": {},
"typeVersion": 1
},
{
"id": "338329b4-f691-4fac-bdab-ea5cd74add80",
"name": "Stage OctoPrint Job",
"type": "n8n-nodes-base.httpRequest",
"position": [
-80,
100
],
"parameters": {
"url": "http://OctoPrint-IP/api/job",
"method": "POST",
"options": {},
"jsonBody": "{\n \"command\": \"start\"\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "Content-Type: application/json"
},
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "c909da95-6a3e-4647-9da7-fcc375bcc517",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
372,
460
],
"parameters": {
"options": {}
},
"retryOnFail": true,
"typeVersion": 1.9
},
{
"id": "9579f327-f2ec-456f-96aa-72693a0b2619",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
-140,
680
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "6ce7ede9-b95e-4e6a-ae54-84336956fc53",
"name": "Simple Memory",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
-20,
680
],
"parameters": {
"sessionKey": "Test",
"sessionIdType": "customKey"
},
"typeVersion": 1.3
},
{
"id": "9cd904a0-90c7-42b6-be12-38d5be921881",
"name": "When chat message received",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
-360,
460
],
"parameters": {
"public": true,
"options": {}
},
"typeVersion": 1.1
},
{
"id": "99e83e4f-5528-4fa4-9680-3f3126da6d26",
"name": "List OctoPrint Jobs",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
100,
740
],
"parameters": {
"url": "http://OctoPrint-IP/api/files",
"options": {},
"sendHeaders": true,
"toolDescription": "Makes an HTTP request and returns the list of OctoPrint jobs available for print",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "fc7e5787-2045-4fed-888b-9abed6705706",
"name": "Get OctoPrint Printer Status",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
220,
680
],
"parameters": {
"url": "http://OctoPrint-IP/api/printer",
"options": {},
"sendHeaders": true,
"toolDescription": "Makes an HTTP request and returns the OctoPrint Printer Status",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "f113838d-08db-4f2c-a9da-03abf6274db0",
"name": "Pause OctoPrint Job",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
340,
740
],
"parameters": {
"url": "http://OctoPrint-IP/api/job",
"method": "POST",
"options": {},
"jsonBody": "{ \"command\": \"pause\", \"action\": \"pause\" }",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"toolDescription": "Makes an HTTP request and pauses the current print job",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "63ffabe8-85df-45a7-a643-8ee73515805c",
"name": "Cancel OctoPrint Job",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
460,
680
],
"parameters": {
"url": "http://OctoPrint-IP/api/job",
"method": "POST",
"options": {},
"jsonBody": "{ \"command\": \"cancel\" }",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"toolDescription": "Makes an HTTP request and cancel the current print job",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "7b9c3760-a078-4215-88be-83f66d262aaa",
"name": "Resume OctoPrint Job",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
580,
740
],
"parameters": {
"url": "http://OctoPrint-IP/api/job",
"method": "POST",
"options": {},
"jsonBody": "{ \"command\": \"pause\", \"action\": \"resume\" }",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"toolDescription": "Makes an HTTP request and resume the current print job",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "a78d26d9-dd3c-4282-9c2b-e09abbbe2a3a",
"name": "Connect OctoPrint to Printer",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
700,
680
],
"parameters": {
"url": "http://OctoPrint-IP/api/connection",
"method": "POST",
"options": {},
"jsonBody": "{\n \"command\": \"connect\",\n \"port\": \"/dev/ttyUSB0\",\n \"baudrate\": 115200,\n \"printerProfile\": \"_default\"\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"toolDescription": "Makes an HTTP request and returns the OctoPrint Printer Status",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "b998d0d3-1263-4ddd-929d-e2c22df66b0e",
"name": "Get OctoPrint Printer Connection Status",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
820,
760
],
"parameters": {
"url": "http://OctoPrint-IP/api/connection",
"options": {},
"sendHeaders": true,
"toolDescription": "Makes an HTTP request and returns the OctoPrint Printer Status",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "26d5c411-efeb-484a-a81a-3139d8d44f54",
"name": "Start OctoPrint Job",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
940,
680
],
"parameters": {
"url": "http://OctoPrint-IP/api/job",
"method": "POST",
"options": {},
"jsonBody": "{\n \"command\": \"start\"\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"toolDescription": "Makes an HTTP request and start the next print job.",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "22aa2ad2-0401-45a5-b718-c33c86825d6a",
"name": "Get Current Print Job Details",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
200,
880
],
"parameters": {
"url": "http://OctoPrint-IP/api/job",
"options": {},
"sendHeaders": true,
"toolDescription": "Makes an HTTP request and returns the current job details from the 3d printer",
"headerParameters": {
"parameters": [
{
"name": "X-Api-Key",
"value": "OctoPrint-API-Key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "d207658e-eef2-4b17-b886-e80e5d81620f",
"name": "Discord",
"type": "n8n-nodes-base.discord",
"position": [
840,
380
],
"parameters": {
"content": "={{ $json.output }}",
"options": {},
"authentication": "webhook"
},
"credentials": {
"discordWebhookApi": {
"name": "<your credential>"
}
},
"typeVersion": 2
}
],
"active": true,
"settings": {
"executionOrder": "v1"
},
"versionId": "520b7a27-8a5a-4df1-b21d-f0e8bb36b1fc",
"connections": {
"AI Agent": {
"main": [
[
{
"node": "Discord",
"type": "main",
"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
}
]
]
},
"List OctoPrint Jobs": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Pause OctoPrint Job": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Start OctoPrint Job": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Cancel OctoPrint Job": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Resume OctoPrint Job": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"When chat message received": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Connect OctoPrint to Printer": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get OctoPrint Printer Status": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get Current Print Job Details": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"When clicking \u2018Test workflow\u2019": {
"main": [
[
{
"node": "Stage OctoPrint Job",
"type": "main",
"index": 0
}
]
]
},
"Get OctoPrint Printer Connection Status": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"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.
discordWebhookApiopenAiApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
Ever wanted to just tell your 3d printer what to do remotely?
Source: https://n8n.io/workflows/4222/ — original creator credit. Request a take-down →
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