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 →
{
"nodes": [
{
"parameters": {
"content": "Here you update API key when you register on ThumbAPI \nTesting API key: thumbapi_test",
"height": 96,
"width": 246
},
"type": "n8n-nodes-base.stickyNote",
"position": [
368,
-32
],
"typeVersion": 1,
"id": "d47be3f2-33ab-4d64-a7d8-25e46091e6a4",
"name": "Sticky Note1"
},
{
"parameters": {
"content": "Here you edit your chanell ID ",
"height": 80,
"width": 150
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-336,
-32
],
"typeVersion": 1,
"id": "be346780-59f9-4f7d-8779-76d578f077fe",
"name": "Sticky Note"
},
{
"parameters": {
"method": "PUT",
"url": "={{ $json.headers.location }}",
"sendBody": true,
"contentType": "binaryData",
"inputDataFieldName": "={{ $('Thumbnail').item.binary.thumbnail}}",
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.4,
"position": [
944,
80
],
"id": "70b9d24a-80e0-4de7-91d7-4e9f3b45b341",
"name": "HTTP upload thumbnail"
},
{
"parameters": {
"method": "POST",
"url": "=https://www.googleapis.com/upload/youtube/v3/thumbnails/set?videoId={{ $('VideIdSet').item.json.videoId }}&uploadType=resumable",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "googleOAuth2Api",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "X-Upload-Content-Type",
"value": "image/png"
},
{
"name": "X-Upload-Content-Length",
"value": "={{ $('Thumbnail').item.binary.thumbnail.bytes }}"
}
]
},
"options": {
"response": {
"response": {
"fullResponse": true
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.4,
"position": [
752,
80
],
"id": "441212ce-ddc4-4ca1-b9a4-f40687d3c828",
"name": "HTTP-Get upload link",
"credentials": {
"googleOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "7138bc63-e405-4c0a-a696-6d57e701cdb4",
"name": "ChanelId",
"value": "UCUKWzyXAAFUo4DCGfQhtVAg",
"type": "string"
},
{
"id": "b881458d-2403-45bb-bac5-f83ea36120aa",
"name": "ThumbAPI_key",
"value": "thumbapi_test",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-320,
80
],
"id": "32a93a23-a9c4-46fd-bf4f-5eb919c41db5",
"name": "Input values"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "a7d16741-06b4-4248-a06b-cf2971efb4d2",
"name": "thumbnail",
"value": "={{$binary.data}}",
"type": "binary"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
592,
80
],
"id": "9b321aad-9dd6-4348-b3f3-9a81aa4e314d",
"name": "Thumbnail"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "6c789f5b-6c63-4338-800b-e5d073e763bb",
"name": "videoId",
"value": "={{ $json.videoId }}",
"type": "string"
},
{
"id": "622c3edd-0ffb-4248-a46c-3e99dc598dec",
"name": "title",
"value": "={{ $json.title }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
224,
80
],
"id": "a88a834a-4bf8-4e37-9a35-ca871ea94a27",
"name": "VideIdSet"
},
{
"parameters": {
"title": "={{ $json.title }}",
"category": "=auto",
"outputFormat": "png",
"additionalOptions": {}
},
"type": "n8n-nodes-thumbapi.thumbApi",
"typeVersion": 1,
"position": [
416,
80
],
"id": "4865c132-93be-4c3a-8364-fade8e1e0ca0",
"name": "Generate a thumbnail",
"credentials": {
"thumbApiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "const xml = $input.first().json.data;\n\n// Extract all entries\nconst entryMatches = xml.matchAll(/<entry>([\\s\\S]*?)<\\/entry>/g);\nconst entries = [...entryMatches];\n\n// Filter out shorts\nconst videos = entries.filter(e => {\n return !e[1].includes('/shorts/');\n});\n\n// Get latest video\nconst latest = videos[0][1];\nconst videoId = latest.match(/<yt:videoId>(.*?)<\\/yt:videoId>/)[1];\nconst title = latest.match(/<title>(.*?)<\\/title>/)[1];\n\nreturn [{ json: { videoId, title } }];"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
48,
80
],
"id": "5c77af43-1046-4307-8515-77ab70d71cbd",
"name": "Code in JavaScript"
},
{
"parameters": {
"url": "=https://www.youtube.com/feeds/videos.xml?channel_id={{ $('Input values').item.json.ChanelId }}",
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.4,
"position": [
-128,
80
],
"id": "015b75d1-ec21-4e81-bec0-17412ca166c0",
"name": "HTTP Request"
},
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
-512,
80
],
"id": "fad5b01b-e284-462c-a385-bfc375aa6ef6",
"name": "When clicking 'Execute workflow'"
}
],
"connections": {
"HTTP-Get upload link": {
"main": [
[
{
"node": "HTTP upload thumbnail",
"type": "main",
"index": 0
}
]
]
},
"Input values": {
"main": [
[
{
"node": "HTTP Request",
"type": "main",
"index": 0
}
]
]
},
"Thumbnail": {
"main": [
[
{
"node": "HTTP-Get upload link",
"type": "main",
"index": 0
}
]
]
},
"VideIdSet": {
"main": [
[
{
"node": "Generate a thumbnail",
"type": "main",
"index": 0
}
]
]
},
"Generate a thumbnail": {
"main": [
[
{
"node": "Thumbnail",
"type": "main",
"index": 0
}
]
]
},
"Code in JavaScript": {
"main": [
[
{
"node": "VideIdSet",
"type": "main",
"index": 0
}
]
]
},
"HTTP Request": {
"main": [
[
{
"node": "Code in JavaScript",
"type": "main",
"index": 0
}
]
]
},
"When clicking 'Execute workflow'": {
"main": [
[
{
"node": "Input values",
"type": "main",
"index": 0
}
]
]
}
},
"meta": {
"templateCredsSetupCompleted": true
}
}
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.
googleOAuth2ApithumbApiApi
Pro
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About this workflow
Thumbapi Examples. Uses httpRequest, n8n-nodes-thumbapi. Event-driven trigger; 11 nodes.
Source: https://github.com/dinalllll/thumbapi-examples/blob/main/n8n/youtube-thumbnail-auto-upload/workflow.json — original creator credit. Request a take-down →
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[](https://youtu.be/c7yCZhmMjtI)
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