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 →
{
"name": "ai-fitness-2",
"nodes": [
{
"parameters": {
"rule": {
"interval": [
{
"field": "minutes"
}
]
}
},
"type": "n8n-nodes-base.scheduleTrigger",
"typeVersion": 1.3,
"position": [
0,
0
],
"id": "8e62aeb0-0076-4e2c-8d0f-ff3ac031513f",
"name": "Schedule Trigger"
},
{
"parameters": {
"resource": "fileFolder",
"filter": {
"folderId": {
"__rl": true,
"value": "1_-d-BjKviUmjQeo4twwnQZTQxatNwNik",
"mode": "list",
"cachedResultName": "base-conhecimento",
"cachedResultUrl": "https://drive.google.com/drive/folders/1_-d-BjKviUmjQeo4twwnQZTQxatNwNik"
}
},
"options": {
"fields": [
"mimeType",
"webViewLink",
"id",
"name"
]
}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
208,
0
],
"id": "bb2597b9-85af-447a-8619-3954285b7d65",
"name": "Search files and folders",
"alwaysOutputData": false,
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"options": {}
},
"type": "n8n-nodes-base.splitInBatches",
"typeVersion": 3,
"position": [
416,
0
],
"id": "9db415d2-aa96-4d11-a152-fa3988c5d4f4",
"name": "Loop Over Items"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "ab1d4fbc-73d0-45aa-8917-7247ae52e402",
"name": "file_id",
"value": "={{ $('Search files and folders').item.json.id }}",
"type": "string"
},
{
"id": "79a814eb-0952-4479-bea1-d9aee611c8a0",
"name": "file_name",
"value": "={{ $('Search files and folders').item.json.name }}",
"type": "string"
},
{
"id": "79897448-aff8-4e15-b0e1-c4b8639a58ec",
"name": "file_type",
"value": "={{ $('Search files and folders').item.json.mimeType }}",
"type": "string"
},
{
"id": "c4f00188-ae5b-44d1-888b-6335a1bd762d",
"name": "file_url",
"value": "={{ $('Search files and folders').item.json.webViewLink }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
624,
96
],
"id": "8de6bf9c-11b6-4916-91a9-47b2ac26a04a",
"name": "Edit Fields"
},
{
"parameters": {
"operation": "download",
"fileId": {
"__rl": true,
"value": "={{ $json.file_id }}",
"mode": "id"
},
"options": {
"binaryPropertyName": "data",
"googleFileConversion": {
"conversion": {
"docsToFormat": "application/pdf"
}
}
}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
1040,
96
],
"id": "5dbc010e-793b-4487-939c-e3605075e99f",
"name": "Download file",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"leftValue": "={{ $json.file_type }}",
"rightValue": "text/plain",
"operator": {
"type": "string",
"operation": "equals"
},
"id": "835d924c-067f-4a7a-ba39-70a86c99ddfb"
}
],
"combinator": "and"
}
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "972ef564-2fda-4943-94a6-d4c84b717539",
"leftValue": "={{ $json.file_type }}",
"rightValue": "application/pdf",
"operator": {
"type": "string",
"operation": "equals"
}
}
],
"combinator": "and"
}
},
{
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "0575396d-7e5d-4430-b58d-30287511489e",
"leftValue": "={{ $json.file_type }}",
"rightValue": "application/vnd.google-apps.document",
"operator": {
"type": "string",
"operation": "equals"
}
}
],
"combinator": "and"
}
}
]
},
"options": {}
},
"type": "n8n-nodes-base.switch",
"typeVersion": 3.4,
"position": [
1248,
96
],
"id": "4fb8812a-53d4-4f48-a31e-e2c334b5e2c9",
"name": "Switch"
},
{
"parameters": {
"operation": "pdf",
"options": {}
},
"type": "n8n-nodes-base.extractFromFile",
"typeVersion": 1.1,
"position": [
1472,
112
],
"id": "d1c6ee5c-12c9-4a05-b17c-77359b7d439d",
"name": "Extract from PDF"
},
{
"parameters": {
"operation": "text",
"options": {}
},
"type": "n8n-nodes-base.extractFromFile",
"typeVersion": 1.1,
"position": [
1472,
336
],
"id": "07cb6329-6519-445f-b137-61d85cfeab2e",
"name": "Extract from Text File"
},
{
"parameters": {},
"type": "@n8n/n8n-nodes-langchain.embeddingsGoogleGemini",
"typeVersion": 1,
"position": [
848,
-368
],
"id": "3001dda6-8a46-4bd3-919d-0a361ea23a1a",
"name": "Embeddings Google Gemini",
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsonMode": "expressionData",
"jsonData": "={{ $('Extract from Text File').item.json.data }}",
"textSplittingMode": "custom",
"options": {
"metadata": {
"metadataValues": [
{
"name": "=file_id",
"value": "={{ $('Edit Fields').item.json.file_id }}"
},
{
"name": "file_name",
"value": "={{ $('Edit Fields').item.json.file_name }}"
},
{
"name": "file_type",
"value": "={{ $('Edit Fields').item.json.file_type }}"
}
]
}
}
},
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"typeVersion": 1.1,
"position": [
992,
-368
],
"id": "458f2d60-7bfd-44dc-b069-e45e4e376073",
"name": "Default Data Loader"
},
{
"parameters": {
"chunkOverlap": 200,
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
"typeVersion": 1,
"position": [
992,
-160
],
"id": "6442c022-530b-49bf-922f-a292113f8199",
"name": "Recursive Character Text Splitter"
},
{
"parameters": {
"operation": "delete",
"tableId": "documents",
"filterType": "string",
"filterString": "=metadata->>file_id=like.*{{$json.file_id}}*"
},
"type": "n8n-nodes-base.supabase",
"typeVersion": 1,
"position": [
816,
-32
],
"id": "f534db6f-9faf-41dc-a2b5-1b3e0539686f",
"name": "Delete a row",
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"typeVersion": 1.4,
"position": [
0,
-1008
],
"id": "c4a486af-6bc6-4e47-8acb-2d0eb06277cd",
"name": "When chat message received"
},
{
"parameters": {
"modelName": "models/gemini-2.0-flash-lite-001",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"typeVersion": 1,
"position": [
-64,
-800
],
"id": "009172c9-e758-43cf-ab48-0988e25a8034",
"name": "Google Gemini Chat Model",
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"contextWindowLength": 50
},
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"typeVersion": 1.3,
"position": [
224,
-800
],
"id": "e498b358-6dc6-4ae4-8bcb-a7ba3a7296ad",
"name": "Simple Memory"
},
{
"parameters": {
"mode": "retrieve-as-tool",
"toolDescription": "Use essa ferramenta para obter informa\u00e7\u00f5es sobre a tabela documents no Supabase e fornecer uma an\u00e1lise inteligente e ensinar o usu\u00e1rio sobre assuntos relacionados \u00e0 atividade f\u00edsica.",
"tableName": {
"__rl": true,
"value": "documents",
"mode": "list",
"cachedResultName": "documents"
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.vectorStoreSupabase",
"typeVersion": 1.3,
"position": [
352,
-800
],
"id": "da11cb83-04f8-477c-a017-2a51bfaff246",
"name": "Supabase Vector Retrieve",
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"mode": "insert",
"tableName": {
"__rl": true,
"value": "documents",
"mode": "list",
"cachedResultName": "documents"
},
"options": {
"queryName": "match_documents"
}
},
"type": "@n8n/n8n-nodes-langchain.vectorStoreSupabase",
"typeVersion": 1.3,
"position": [
848,
-576
],
"id": "06c6f9cd-1e86-439f-8ab1-d8c1acb69fc6",
"name": "Supabase Vector Insert",
"credentials": {
"supabaseApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"options": {
"systemMessage": "Voc\u00ea \u00e9 um especialista em sa\u00fade e atividade f\u00edsica.\n\nBase nos seguintes dados do usu\u00e1rio:\n- Idade\n- Peso\n- Periodicidade dos treinos (n\u00famero de dias na semana, de 2 a 6).\n- Objetivo principal (por exemplo: hipertrofia, emagrecimento, for\u00e7a, condicionamento).\n\nGerar um plano de treino completo e detalhado:\n- O plano deve conter 12 treinos distintos, organizados de acordo com a periodicidade e o objetivo do usu\u00e1rio. Por exemplo, se o usu\u00e1rio treina 4 dias por semana, o agente dever\u00e1 gerar um plano para 3 semanas (4 treinos x 3 semanas = 12 treinos).\n- Tamb\u00e9m de dicas ao usu\u00e1rio, quando poss\u00edvel.\n- Organize o treino de forma intuitiva. Diagrame o texto de forma f\u00e1cil de vizualizar.\n- Use apenas o conte\u00fado vindo do supabase.\n\nCada treino deve incluir:\n- Nome do treino (por exemplo: \"Treino A - Peito e Tr\u00edceps\").\n- Lista de exerc\u00edcios (com pelo menos 4 a 6 exerc\u00edcios por treino).\n- S\u00e9ries e repeti\u00e7\u00f5es recomendadas para cada exerc\u00edcio, adaptadas ao objetivo.\n- Semanas organizadas usando n\u00fameros\n\nAp\u00f3s:\n- Responda o usu\u00e1rio com um breve resumo do conte\u00fado do pdf\n- Gere um arquivo no google docs contendo o treino. Use a ferramenta apropriada."
}
},
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 3,
"position": [
208,
-1008
],
"id": "8c9ea1b1-ca60-46d9-a48d-82d2d71e43f0",
"name": "AI Fitness"
},
{
"parameters": {
"templateId": {
"__rl": true,
"value": "1570613",
"mode": "list",
"cachedResultName": "Certificate Example (ID: 1570613)"
},
"data": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Data', ``, 'json') }}",
"additionalFields": {}
},
"type": "@pdfgeneratorapi/n8n-nodes-pdf-generator-api.pdfGeneratorApiTool",
"typeVersion": 1,
"position": [
640,
-800
],
"id": "620efc67-5d42-43a2-8ebd-405c914b8409",
"name": "Generate a PDF document in PDF Generator API",
"credentials": {
"pdfGeneratorApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"model": "llama-3.3-70b-versatile",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGroq",
"typeVersion": 1,
"position": [
80,
-800
],
"id": "d49f4c4a-e2d5-4e07-bdf9-4eb27bb78dab",
"name": "Groq Chat Model",
"credentials": {
"groqApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "createFromText",
"content": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('File_Content', ``, 'string') }}",
"name": "=treino_{{ $now.format('yyyyMMdd_HHmmss') }}",
"driveId": {
"__rl": true,
"mode": "list",
"value": "My Drive"
},
"folderId": {
"__rl": true,
"value": "1sRnQMvU7Jp0JV-WgloPut8URDCQfdeck",
"mode": "list",
"cachedResultName": "treinos-gerados",
"cachedResultUrl": "https://drive.google.com/drive/folders/1sRnQMvU7Jp0JV-WgloPut8URDCQfdeck"
},
"options": {}
},
"type": "n8n-nodes-base.googleDriveTool",
"typeVersion": 3,
"position": [
832,
-800
],
"id": "412d2979-4e79-447b-a1c8-8f371b4b56b4",
"name": "Create file from text in Google Drive",
"credentials": {
"googleDriveOAuth2Api": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Schedule Trigger": {
"main": [
[
{
"node": "Search files and folders",
"type": "main",
"index": 0
}
]
]
},
"Search files and folders": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Loop Over Items": {
"main": [
[
{
"node": "Supabase Vector Insert",
"type": "main",
"index": 0
}
],
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "Download file",
"type": "main",
"index": 0
},
{
"node": "Delete a row",
"type": "main",
"index": 0
}
]
]
},
"Download file": {
"main": [
[
{
"node": "Switch",
"type": "main",
"index": 0
}
]
]
},
"Switch": {
"main": [
[
{
"node": "Extract from Text File",
"type": "main",
"index": 0
}
],
[
{
"node": "Extract from PDF",
"type": "main",
"index": 0
}
],
[
{
"node": "Extract from PDF",
"type": "main",
"index": 0
}
]
]
},
"Extract from PDF": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Extract from Text File": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Embeddings Google Gemini": {
"ai_embedding": [
[
{
"node": "Supabase Vector Insert",
"type": "ai_embedding",
"index": 0
},
{
"node": "Supabase Vector Retrieve",
"type": "ai_embedding",
"index": 0
}
]
]
},
"Default Data Loader": {
"ai_document": [
[
{
"node": "Supabase Vector Insert",
"type": "ai_document",
"index": 0
}
]
]
},
"Recursive Character Text Splitter": {
"ai_textSplitter": [
[
{
"node": "Default Data Loader",
"type": "ai_textSplitter",
"index": 0
}
]
]
},
"Delete a row": {
"main": [
[]
]
},
"When chat message received": {
"main": [
[
{
"node": "AI Fitness",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Fitness",
"type": "ai_memory",
"index": 0
}
]
]
},
"Supabase Vector Retrieve": {
"ai_tool": [
[
{
"node": "AI Fitness",
"type": "ai_tool",
"index": 0
}
]
]
},
"Generate a PDF document in PDF Generator API": {
"ai_tool": [
[]
]
},
"Groq Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Fitness",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Create file from text in Google Drive": {
"ai_tool": [
[
{
"node": "AI Fitness",
"type": "ai_tool",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "b3eae50f-0729-4ef7-8b29-ae730325c6f0",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "3yKW7FbAI9cCageU",
"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.
googleDriveOAuth2ApigooglePalmApigroqApipdfGeneratorApisupabaseApi
Pro
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About this workflow
ai-fitness-2. Uses googleDrive, embeddingsGoogleGemini, documentDefaultDataLoader, textSplitterRecursiveCharacterTextSplitter. Scheduled trigger; 21 nodes.
Source: https://github.com/werikscs/ai-fitness-n8n/blob/9a228b3c3ffa8630ca8511d80acb7e17c737c6df/ai-fitness-2.json — original creator credit. Request a take-down →
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