This workflow follows the Documentdefaultdataloader → OpenAI Embeddings 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 →
{
"active": false,
"connections": {
"Default Data Loader1": {
"ai_document": [
[
{
"node": "Insert into Supabase Vectorstore1",
"type": "ai_document",
"index": 0
}
]
]
},
"Embeddings OpenAI2": {
"ai_embedding": [
[
{
"node": "Insert into Supabase Vectorstore1",
"type": "ai_embedding",
"index": 0
}
]
]
},
"Set File ID1": {
"main": [
[
{
"node": "Delete Old Docs1",
"type": "main",
"index": 0
}
]
]
},
"Character Text Splitter1": {
"ai_textSplitter": [
[
{
"node": "Default Data Loader1",
"type": "ai_textSplitter",
"index": 0
}
]
]
},
"Insert into Supabase Vectorstore1": {
"main": [
[
{
"node": "Loop Over Items1",
"type": "main",
"index": 0
}
]
]
},
"Loop Over Items1": {
"main": [
[],
[
{
"node": "Set File ID1",
"type": "main",
"index": 0
}
]
]
},
"Delete Old Docs1": {
"main": [
[
{
"node": "Switch2",
"type": "main",
"index": 0
}
]
]
},
"Code1": {
"main": [
[
{
"node": "HTTP Request2",
"type": "main",
"index": 0
}
]
]
},
"HTTP Request2": {
"main": [
[
{
"node": "Edit Fields1",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields1": {
"main": [
[
{
"node": "HTTP Request3",
"type": "main",
"index": 0
}
]
]
},
"Switch2": {
"main": [
[
{
"node": "Insert into Supabase Vectorstore1",
"type": "main",
"index": 0
}
],
[
{
"node": "Code1",
"type": "main",
"index": 0
}
],
[
{
"node": "Code1",
"type": "main",
"index": 0
}
],
[
{
"node": "Code1",
"type": "main",
"index": 0
}
],
[
{
"node": "Code1",
"type": "main",
"index": 0
}
]
]
},
"HTTP Request3": {
"main": [
[
{
"node": "Loop Over Items1",
"type": "main",
"index": 0
}
]
]
},
"Telegram Trigger1": {
"main": [
[
{
"node": "Switch4",
"type": "main",
"index": 0
}
]
]
},
"Switch4": {
"main": [
[
{
"node": "Download DOCX",
"type": "main",
"index": 0
}
],
[
{
"node": "Download PDF",
"type": "main",
"index": 0
}
],
[
{
"node": "Download Image",
"type": "main",
"index": 0
}
]
]
},
"Download PDF": {
"main": [
[
{
"node": "Loop Over Items1",
"type": "main",
"index": 0
}
]
]
},
"Download DOCX": {
"main": [
[
{
"node": "Loop Over Items1",
"type": "main",
"index": 0
}
]
]
},
"Download Image": {
"main": [
[
{
"node": "Loop Over Items1",
"type": "main",
"index": 0
}
]
]
}
},
"createdAt": "2025-07-06T10:19:47.922Z",
"id": "OPO45v5u31HSzcKj",
"meta": null,
"name": "My workflow",
"nodes": [
{
"parameters": {
"content": "\u0417\u0430\u0433\u0440\u0443\u0437\u0447\u0438\u043a",
"height": 820,
"width": 1640,
"color": 5
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-300,
220
],
"typeVersion": 1,
"id": "d3846e89-12b1-4576-83bd-c35c705386b8",
"name": "Sticky Note1"
},
{
"parameters": {
"dataType": "binary",
"options": {
"metadata": {
"metadataValues": [
{
"name": "=file_id",
"value": "={{ $('Set File ID1').first().json.file_id }}"
},
{
"name": "file_title",
"value": "={{ $('Set File ID1').first().json.file_title }}"
}
]
}
}
},
"id": "6e7921ee-ea4c-4c1f-bcbe-f10a37a4998b",
"name": "Default Data Loader1",
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"typeVersion": 1,
"position": [
280,
660
]
},
{
"parameters": {
"model": "text-embedding-3-small",
"options": {}
},
"id": "46c67219-0897-4ded-a43d-a8a391330d15",
"name": "Embeddings OpenAI2",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"typeVersion": 1,
"position": [
140,
700
],
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "10646eae-ae46-4327-a4dc-9987c2d76173",
"name": "file_id",
"value": "={{ $('Telegram Trigger1').item.json.message.document.file_unique_id }}",
"type": "string"
},
{
"id": "f4536df5-d0b1-4392-bf17-b8137fb31a44",
"name": "file_type",
"value": "={{ $('Telegram Trigger1').item.json.message.document.mime_type }}",
"type": "string"
},
{
"id": "77d782de-169d-4a46-8a8e-a3831c04d90f",
"name": "file_title",
"value": "={{ $('Telegram Trigger1').item.json.message.document.file_name }}",
"type": "string"
},
{
"id": "9bde4d7f-e4f3-4ebd-9338-dce1350f9eab",
"name": "file_url",
"value": "=",
"type": "string"
}
]
},
"options": {}
},
"id": "c58fa8a2-b8cd-4237-9d80-bbf2b7da8c0c",
"name": "Set File ID1",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
400,
260
]
},
{
"parameters": {
"chunkSize": 2000,
"chunkOverlap": 200
},
"id": "d93a74e9-ddb5-47cf-ad0b-a5ab2e4160b7",
"name": "Character Text Splitter1",
"type": "@n8n/n8n-nodes-langchain.textSplitterCharacterTextSplitter",
"typeVersion": 1,
"position": [
360,
760
]
},
{
"parameters": {
"mode": "insert",
"tableName": {
"__rl": true,
"value": "documents",
"mode": "id"
},
"options": {
"queryName": "documents"
}
},
"id": "a81beb19-ab5d-4c4e-916f-f085abe79571",
"name": "Insert into Supabase Vectorstore1",
"type": "@n8n/n8n-nodes-langchain.vectorStoreSupabase",
"typeVersion": 1,
"position": [
160,
460
],
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"options": {
"reset": false
}
},
"type": "n8n-nodes-base.splitInBatches",
"typeVersion": 3,
"position": [
160,
260
],
"id": "3550e110-fd18-490e-915f-e925126b4296",
"name": "Loop Over Items1"
},
{
"parameters": {
"operation": "delete",
"tableId": "documents",
"filterType": "string",
"filterString": "=metadata->>file_id=like.*{{ $json.file_id }}*"
},
"id": "a3f88d8c-9596-4afa-9419-13cb105cba13",
"name": "Delete Old Docs1",
"type": "n8n-nodes-base.supabase",
"typeVersion": 1,
"position": [
600,
260
],
"alwaysOutputData": true,
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "const fn = $binary.data.fileName; // \u0438\u0441\u0445\u043e\u0434\u043d\u043e\u0435 \u0438\u043c\u044f, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440\n // \"SWD Rheinol Antifreeze GW-11 (-40\u00b0C).pdf\"\n\n// \u0432\u044b\u0442\u0430\u0449\u0438\u043c ID \u0438\u0437 \u0438\u043c\u0435\u043d\u0438, \u043a\u0430\u043a \u0438 \u0440\u0430\u043d\u044c\u0448\u0435\nconst [, id] = fn.match(/(\\d+)/) || [];\n\n/**\n * \u0414\u0435\u043b\u0430\u0435\u0442 \u0438\u043c\u044f \u00abURL-safe\u00bb: \u043b\u0430\u0442\u0438\u043d\u0438\u0446\u0430/\u0446\u0438\u0444\u0440\u044b/- _ . /\n * \u043f\u0440\u043e\u0431\u0435\u043b\u044b, \u0441\u043a\u043e\u0431\u043a\u0438, \u00b0, \u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430 \u0438 \u0442.\u043f. \u2192 _\n */\nfunction makeSafePath(name) {\n return name\n .normalize('NFKD') // \u0440\u0430\u0437\u0431\u0438\u0432\u0430\u0435\u043c \u0434\u0438\u0430\u043a\u0440\u0438\u0442\u0438\u043a\u0443\n .replace(/[^\\w.\\-\\/]+/g, '_') // \u0432\u0441\u0451 \u00ab\u043b\u0438\u0448\u043d\u0435\u0435\u00bb \u2192 _\n .replace(/_+/g, '_') // \u043f\u043e\u0434\u0440\u044f\u0434 \u0438\u0434\u0443\u0449\u0438\u0435 _ \u2192 \u043e\u0434\u0438\u043d _\n .replace(/^_+|_+$/g, ''); // \u0443\u0431\u0438\u0440\u0430\u0435\u043c _ \u0432 \u043d\u0430\u0447\u0430\u043b\u0435/\u043a\u043e\u043d\u0446\u0435\n}\n\nconst safePath = makeSafePath(fn); // \"SWD_Rheinol_Antifreeze_GW-11_-40C_.pdf\"\n\nreturn [{\n json: {\n product_id: +id || null,\n file_type: $binary.data.mimeType === 'image/gif' ? 'gif' : 'passport',\n file_title: fn, // \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b\u044c\u043d\u043e\u0435 \u0438\u043c\u044f \u0434\u043b\u044f \u0432\u044b\u0432\u043e\u0434\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e\n path: safePath // \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u044b\u0439 \u043a\u043b\u044e\u0447 \u0434\u043b\u044f Storage\n },\n binary: {\n data: $binary.data\n }\n}];\n"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
700,
660
],
"id": "96c68f9b-1e4c-4b5b-987b-3c9cd51a65ef",
"name": "Code1"
},
{
"parameters": {
"method": "POST",
"url": "=https://nkxxsqytgayjvnkwgrul.supabase.co/storage/v1/object/media/{{$json[\"path\"]}}",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "supabaseApi",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-upsert",
"value": "true"
},
{
"name": "Content-Type",
"value": "application/octet-stream"
}
]
},
"sendBody": true,
"contentType": "binaryData",
"inputDataFieldName": "data",
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
900,
660
],
"id": "581432d9-f079-4715-bfa3-745b0a5f9362",
"name": "HTTP Request2",
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "9c8b7b18-b04a-4868-9920-57a952f723bd",
"name": "product_id",
"value": "={{ $('Code1').item.json.product_id }}",
"type": "string"
},
{
"id": "23d5a7a5-1ddc-4b3a-a02a-47211205388c",
"name": "file_type",
"value": "={{ $('Set File ID1').item.json.file_type }}",
"type": "string"
},
{
"id": "64368f17-0e67-428d-aa0c-f4404ca9aeab",
"name": "file_title",
"value": "={{ $('Code1').item.json.file_title }}",
"type": "string"
},
{
"id": "bb0d5349-76cb-4d71-bcc2-fe8eaf0362da",
"name": "=url",
"value": "=https://nkxxsqytgayjvnkwgrul.supabase.co/storage/v1/object/public/media//{{ $('Code1').item.json.path }}",
"type": "string"
},
{
"id": "6edc999a-9964-41e7-a0b0-1dfaf0d0dfb5",
"name": "path",
"value": "={{ $('Code1').item.json.path }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
1040,
660
],
"id": "dfed8a66-7312-40b1-9464-606943f22f93",
"name": "Edit Fields1"
},
{
"parameters": {
"method": "POST",
"url": "=https://nkxxsqytgayjvnkwgrul.supabase.co/rest/v1/media_files?on_conflict=path",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "supabaseApi",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Prefer",
"value": "resolution=merge-duplicates,return=representation"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{$json}}",
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1180,
660
],
"id": "394a152a-e831-483d-bb79-b53150b34ec8",
"name": "HTTP Request3",
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"leftValue": "={{ $('Set File ID1').item.json.file_type }}",
"rightValue": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
"operator": {
"type": "string",
"operation": "contains"
},
"id": "9ae327be-71cb-4e63-98f5-957d214d51f4"
}
],
"combinator": "and"
}
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "3eb3fbc0-1d29-431f-85b2-1d7e508d6b50",
"leftValue": "={{ $('Set File ID1').item.json.file_type }}",
"rightValue": "application/pdf",
"operator": {
"type": "string",
"operation": "contains"
}
}
],
"combinator": "and"
}
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "89a6f68e-9b80-4b7f-b437-942ed49da3df",
"leftValue": "={{ $('Set File ID1').item.json.file_type }}",
"rightValue": "gif",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
}
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "0981fd2c-98a3-47f6-b344-c23304302e60",
"leftValue": "={{ $('Set File ID1').item.json.file_type }}",
"rightValue": "png",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
}
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "779b4d36-9338-4609-b5ab-9e886275420f",
"leftValue": "={{ $('Set File ID1').item.json.file_type }}",
"rightValue": "jpg",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
}
}
]
},
"options": {}
},
"type": "n8n-nodes-base.switch",
"typeVersion": 3.2,
"position": [
980,
240
],
"id": "8d0811a1-468f-4be5-b355-38e33a866768",
"name": "Switch2"
},
{
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"type": "n8n-nodes-base.telegramTrigger",
"typeVersion": 1.2,
"position": [
-280,
260
],
"id": "f8809d4b-e6f7-4333-b10f-4e938dbe06c4",
"name": "Telegram Trigger1",
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"leftValue": "={{ $json.message.document.mime_type }}",
"rightValue": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
"operator": {
"type": "string",
"operation": "equals"
},
"id": "9eadf6d7-f703-48cf-84b0-4eab4e8596de"
}
],
"combinator": "and"
},
"renameOutput": true,
"outputKey": "Docx"
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "8c844924-b2ed-48b0-935c-c66a8fd0c778",
"leftValue": "={{ $json.message.document.mime_type }}",
"rightValue": "application/pdf",
"operator": {
"type": "string",
"operation": "equals"
}
}
],
"combinator": "and"
},
"renameOutput": true,
"outputKey": "pdf"
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "1d8a98b9-3313-41fe-972d-47cd8c00cfb8",
"leftValue": "={{ $json.message.photo }}",
"rightValue": "",
"operator": {
"type": "array",
"operation": "exists",
"singleValue": true
}
}
],
"combinator": "and"
},
"renameOutput": true,
"outputKey": "image"
}
]
},
"options": {}
},
"id": "4e6dd924-4be6-4289-92ca-23103f5f726b",
"name": "Switch4",
"type": "n8n-nodes-base.switch",
"typeVersion": 3.2,
"position": [
-240,
520
]
},
{
"parameters": {
"resource": "file",
"fileId": "={{ $json.message.document.thumbnail.file_id }}"
},
"id": "d6dfe355-1a0d-4c23-a87e-5823c2e83b42",
"name": "Download PDF",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1.2,
"position": [
-60,
520
],
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"resource": "file",
"fileId": "={{ $json.message.photo[1].file_id }}"
},
"id": "87fd575b-b127-4119-90f0-ceb0f3e88cec",
"name": "Download Image",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1.2,
"position": [
-60,
700
],
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"resource": "file",
"fileId": "={{ $json.message.document.file_id }}"
},
"id": "9316db9d-5a1d-431b-89df-3bb9737dcd80",
"name": "Download DOCX",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1.2,
"position": [
-60,
360
],
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
}
],
"settings": {
"executionOrder": "v1"
},
"staticData": null,
"tags": [],
"triggerCount": 0,
"updatedAt": "2025-07-06T10:23:53.000Z",
"versionId": "9d1d6062-9cc8-460b-8b93-4ac969b35fe9"
}
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.
openAiApisupabaseApitelegramApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
Opo45V5U31Hszckj. Uses documentDefaultDataLoader, embeddingsOpenAi, textSplitterCharacterTextSplitter, vectorStoreSupabase. Event-driven trigger; 18 nodes.
Source: https://github.com/bfirrst/n8nbackup/blob/91b4e4c4c718d4009e49b8eb3322fc3ab13dbad0/workflows/OPO45v5u31HSzcKj.json — original creator credit. Request a take-down →
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Gmail Tool, Google Calendar Tool, Gmail +24
Auto repost job with RAG is a workflow designed to automatically extract, process, and publish job listings from monitored sources using Google Drive, OpenAI, Supabase, and WordPress. This integration
Google Drive, Supabase Vector Store, OpenAI Embeddings +12
My workflow 2529. Uses lmChatOpenAi, documentDefaultDataLoader, embeddingsOpenAi, googleDrive. Event-driven trigger; 54 nodes.
OpenAI Chat, Document Default Data Loader, OpenAI Embeddings +11
05. Base_To_Copy. Uses lmChatOpenAi, documentDefaultDataLoader, embeddingsOpenAi, googleDrive. Event-driven trigger; 54 nodes.
OpenAI Chat, Document Default Data Loader, OpenAI Embeddings +11
Automatically extract job listings from any website URL, format them with AI, and publish directly to WordPress. Just send a URL via Telegram, and watch as the workflow scrapes the job details, enhanc
Google Drive, Supabase Vector Store, OpenAI Embeddings +8