WeblineIndia This workflow corresponds to n8n.io template #6225 — we link there as the canonical source.
This workflow follows the Chainsummarization → 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 →
{
"id": "88OE2dFM5fYLAbvn",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Workflowforn8n_Template",
"tags": [],
"nodes": [
{
"id": "e28c7bca-4a0c-4a4e-ae7a-2512d79a5a58",
"name": "On form submission",
"type": "n8n-nodes-base.formTrigger",
"position": [
0,
-20
],
"parameters": {
"options": {},
"formTitle": "Youtube Summary",
"formFields": {
"values": [
{
"fieldLabel": "Youtube URL",
"placeholder": "Enter youtube url",
"requiredField": true
}
]
},
"formDescription": "Give youtube url and get summary"
},
"typeVersion": 2.2
},
{
"id": "74693568-c18d-4abc-8e8d-6a588b2dc362",
"name": "Apify",
"type": "@apify/n8n-nodes-apify.apify",
"position": [
400,
-20
],
"parameters": {
"memory": {},
"actorId": {
"__rl": true,
"mode": "list",
"value": "",
"cachedResultUrl": "",
"cachedResultName": "Youtube Transcripts"
},
"timeout": {},
"operation": "Run actor",
"customBody": "={{ $json.youtube.toJsonString() }}",
"waitForFinish": {}
},
"credentials": {
"apifyApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "74f34bf5-5871-41d8-aa78-3fcb138e13c7",
"name": "Summarization Chain",
"type": "@n8n/n8n-nodes-langchain.chainSummarization",
"position": [
840,
-20
],
"parameters": {
"options": {}
},
"typeVersion": 2.1
},
{
"id": "cf0c986b-e08c-4d24-ac33-4f7c79aa8376",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
940,
200
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "234223e9-3e32-4ba4-8b14-482c031328f2",
"name": "Payload",
"type": "n8n-nodes-base.set",
"position": [
180,
-20
],
"parameters": {
"mode": "raw",
"options": {},
"jsonOutput": "={\"youtube\":{\n \"urls\": [\n \"{{ $json['Youtube URL'] }}\"\n ],\n \"maxRetries\": 8,\n \"proxyOptions\": {\n \"useApifyProxy\": true,\n \"apifyProxyGroups\": [\n \"BUYPROXIES94952\"\n ]\n },\n \"outputFormat\": \"captions\",\n \"channelNameBoolean\": true,\n \"channelIDBoolean\": true,\n \"dateTextBoolean\": false,\n \"relativeDateTextBoolean\": false,\n \"datePublishedBoolean\": true,\n \"viewCountBoolean\": false,\n \"likesBoolean\": false,\n \"commentsBoolean\": false,\n \"keywordsBoolean\": false,\n \"thumbnailBoolean\": false,\n \"descriptionBoolean\": false\n}\n}\n "
},
"typeVersion": 3.4
},
{
"id": "d0b521f0-bf9f-4258-8711-56c346210151",
"name": "Caption",
"type": "n8n-nodes-base.set",
"position": [
620,
-20
],
"parameters": {
"mode": "raw",
"options": {},
"jsonOutput": "={\n\"captions\": {{ $json.captions }}\n}\n"
},
"typeVersion": 3.4
},
{
"id": "0ea73055-e1db-4eb3-9f42-7388c9f7ec37",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-100,
-120
],
"parameters": {
"width": 1360,
"height": 440,
"content": "## Summarize Youtube Video using OpenAI and APify"
},
"typeVersion": 1
},
{
"id": "b0d4c309-dd74-404b-b54a-39c89937a6dc",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-100,
360
],
"parameters": {
"color": 7,
"width": 1360,
"content": "## Summary\nUser submits a YouTube URL via a form \u2192 the URL is formatted into a payload \u2192 Apify actor fetches the video transcript \u2192 captions are extracted \u2192 OpenAI GPT-4o-mini generates the summary."
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "c8d39824-58e0-4f78-8583-d572936b9a04",
"connections": {
"Apify": {
"main": [
[
{
"node": "Caption",
"type": "main",
"index": 0
}
]
]
},
"Caption": {
"main": [
[
{
"node": "Summarization Chain",
"type": "main",
"index": 0
}
]
]
},
"Payload": {
"main": [
[
{
"node": "Apify",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Summarization Chain",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"On form submission": {
"main": [
[
{
"node": "Payload",
"type": "main",
"index": 0
}
]
]
},
"Summarization Chain": {
"main": [
[]
]
}
}
}
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.
apifyApiopenAiApi
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About this workflow
This workflow contains community nodes that are only compatible with the self-hosted version of n8n.
Source: https://n8n.io/workflows/6225/ — original creator credit. Request a take-down →
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