Chatbot de WhatsApp impulsado por IA
Avanzado
Este es unSupport Chatbot, AI RAGflujo de automatización del dominio deautomatización que contiene 35 nodos.Utiliza principalmente nodos como Set, Code, Switch, WhatsApp, GoogleDocs. Construir un chatbot de WhatsApp impulsado por RAG para documentos usando GPT-4o-mini y MongoDB
Requisitos previos
- •Pueden requerirse credenciales de autenticación para la API de destino
- •Clave de API de OpenAI
- •Cadena de conexión de MongoDB
Nodos utilizados (35)
Categoría
Vista previa del flujo de trabajo
Visualización de las conexiones entre nodos, con soporte para zoom y panorámica
Exportar flujo de trabajo
Copie la siguiente configuración JSON en n8n para importar y usar este flujo de trabajo
{
"id": "vYWjlJAfDq1CLvwh",
"meta": {
"instanceId": "6c1bc30b5f087d2b3635d5a895d4ebe581394ab9a8f14e320c3671f4d1070a12",
"templateCredsSetupCompleted": true
},
"name": "AI-Powered WhatsApp Chatbot",
"tags": [],
"nodes": [
{
"id": "8b5a6eb6-0b15-489d-b122-3e49ead07d44",
"name": "Agente de Base de Conocimiento",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
3140,
1020
],
"parameters": {
"text": "={{ $json.text }}",
"options": {
"systemMessage": ""
},
"promptType": "define"
},
"typeVersion": 1.9
},
{
"id": "7de6ec3d-0160-4e52-a457-cb8e4695a631",
"name": "Modelo de Chat OpenAI",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
3140,
1200
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"id": "t3h6MkO3IXeZM0oN",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "ab9c5096-543a-4b6c-a67f-59e048fb6a49",
"name": "Embeddings OpenAI",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
3480,
1360
],
"parameters": {
"options": {}
},
"credentials": {
"openAiApi": {
"id": "t3h6MkO3IXeZM0oN",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "3b4a0e5c-17f1-47e7-9501-0fc58fb09eba",
"name": "Al hacer clic en \"Ejecutar Flujo de Trabajo\"",
"type": "n8n-nodes-base.manualTrigger",
"position": [
800,
60
],
"parameters": {},
"typeVersion": 1
},
{
"id": "cf33740a-db43-4dd8-a4fc-f4304e2dca26",
"name": "Memoria Simple",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
3240,
1200
],
"parameters": {
"sessionKey": "=memory_{{ $('WhatsApp Trigger').item.json.contacts[0].wa_id }}",
"sessionIdType": "customKey"
},
"typeVersion": 1.3
},
{
"id": "aac65924-febe-487f-8aaa-66160e1d68cd",
"name": "Búsqueda Vectorial MongoDB",
"type": "@n8n/n8n-nodes-langchain.vectorStoreMongoDBAtlas",
"position": [
3360,
1200
],
"parameters": {
"mode": "retrieve-as-tool",
"options": {},
"toolName": "productDocs",
"mongoCollection": {
"__rl": true,
"mode": "list",
"value": "n8n-template",
"cachedResultName": "n8n-template"
},
"toolDescription": "retreive documentation",
"vectorIndexName": "data_index"
},
"typeVersion": 1.1
},
{
"id": "ba9ee299-ba87-4d3b-85ab-342eb1a36333",
"name": "Cargador de Secciones de Documento",
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"position": [
1340,
220
],
"parameters": {
"options": {
"metadata": {
"metadataValues": [
{
"name": "doc_id",
"value": "={{ $json.documentId }}"
}
]
}
},
"jsonData": "={{ $json.content }}",
"jsonMode": "expressionData"
},
"typeVersion": 1
},
{
"id": "903ed5a6-ef8d-4e8f-a8ed-69c471696ec7",
"name": "Fragmentador de Documentos",
"type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
"position": [
1340,
360
],
"parameters": {
"options": {
"splitCode": "markdown"
},
"chunkSize": 3000,
"chunkOverlap": 200
},
"typeVersion": 1
},
{
"id": "b7d20587-58c9-4ed3-92af-7866d21929d0",
"name": "Insertor de Almacén Vectorial MongoDB",
"type": "@n8n/n8n-nodes-langchain.vectorStoreMongoDBAtlas",
"position": [
1240,
60
],
"parameters": {
"mode": "insert",
"options": {},
"mongoCollection": {
"__rl": true,
"mode": "list",
"value": "n8n-template",
"cachedResultName": "n8n-template"
},
"vectorIndexName": "data_index"
},
"typeVersion": 1.1
},
{
"id": "e3fdc76a-58d0-4313-a2e2-3a05e9e69587",
"name": "Generador de Embeddings OpenAI",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
1240,
220
],
"parameters": {
"options": {}
},
"typeVersion": 1.2
},
{
"id": "577f8392-10cd-44e0-9cac-17d87b2a76ba",
"name": "Importador de Docs Google",
"type": "n8n-nodes-base.googleDocs",
"position": [
1020,
60
],
"parameters": {
"operation": "get",
"documentURL": "https://docs.google.com/document/d/1gvgp71e9edob8WLqFIYCdzC7kUq3pLO37VKb-a-vVW4/edit?tab=t.0"
},
"typeVersion": 2
},
{
"id": "b1f0160f-6b7d-4b6a-89e0-55f98f2d1279",
"name": "Nota Adhesiva",
"type": "n8n-nodes-base.stickyNote",
"position": [
420,
40
],
"parameters": {
"color": 5,
"content": "Run this workflow manually to import and index Google Docs product documentation into MongoDB with vector embeddings for fast search."
},
"typeVersion": 1
},
{
"id": "a0aee202-897a-4680-9b65-2a2b6cb39d19",
"name": "Nota Adhesiva1",
"type": "n8n-nodes-base.stickyNote",
"position": [
420,
980
],
"parameters": {
"color": 4,
"height": 280,
"content": "This workflow listens for WhatsApp messages (text, audio, image, documents), converts them into embeddings, searches MongoDB, and uses GPT-4o-mini to provide context-aware answers with conversation memory."
},
"typeVersion": 1
},
{
"id": "cc9e1076-fd72-48df-a930-5133bb6895ef",
"name": "Nota Adhesiva2",
"type": "n8n-nodes-base.stickyNote",
"position": [
1640,
40
],
"parameters": {
"height": 540,
"content": "Search Index Example \n\n{\n \"mappings\": {\n \"dynamic\": false,\n \"fields\": {\n \"_id\": {\n \"type\": \"string\"\n },\n \"text\": {\n \"type\": \"string\"\n },\n \"embedding\": {\n \"type\": \"knnVector\",\n \"dimensions\": 1536,\n \"similarity\": \"cosine\"\n },\n \"source\": {\n \"type\": \"string\"\n },\n \"doc_id\": {\n \"type\": \"string\"\n }\n }\n }\n}\n"
},
"typeVersion": 1
},
{
"id": "c8ec72a1-70de-4a91-9569-cd5773f6f77e",
"name": "Activador WhatsApp",
"type": "n8n-nodes-base.whatsAppTrigger",
"position": [
800,
1020
],
"webhookId": "ab09ca3e-53b2-4079-9ddc-bccb2f69551b",
"parameters": {
"options": {},
"updates": [
"messages"
]
},
"credentials": {
"whatsAppTriggerApi": {
"id": "JZmd3JpbRgS6dKRd",
"name": "WhatsApp OAuth account"
}
},
"typeVersion": 1
},
{
"id": "bf60f6ef-e838-4961-8a21-ad0c6317e523",
"name": "OpenAI",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
1880,
780
],
"parameters": {
"options": {},
"resource": "audio",
"operation": "translate"
},
"credentials": {
"openAiApi": {
"id": "t3h6MkO3IXeZM0oN",
"name": "OpenAi account"
}
},
"typeVersion": 1.8
},
{
"id": "ed3a0719-8dd8-4f29-a15c-9910872682c5",
"name": "OpenAI1",
"type": "@n8n/n8n-nodes-langchain.openAi",
"position": [
1880,
1020
],
"parameters": {
"modelId": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini",
"cachedResultName": "GPT-4O-MINI"
},
"options": {
"detail": "auto"
},
"resource": "image",
"inputType": "base64",
"operation": "analyze"
},
"credentials": {
"openAiApi": {
"id": "t3h6MkO3IXeZM0oN",
"name": "OpenAi account"
}
},
"typeVersion": 1.8
},
{
"id": "f8fb7589-56d8-43b2-81cd-09a0b578fb7b",
"name": "Extraer de PDF",
"type": "n8n-nodes-base.extractFromFile",
"position": [
2480,
1480
],
"parameters": {
"options": {},
"operation": "pdf"
},
"typeVersion": 1
},
{
"id": "c7684d79-a21a-4914-bd11-8158210ae9bd",
"name": "Extraer de XLS",
"type": "n8n-nodes-base.extractFromFile",
"position": [
2380,
1680
],
"parameters": {
"options": {},
"operation": "xls"
},
"typeVersion": 1
},
{
"id": "9fd46ff5-f7ac-4aaa-a4b0-1ef043115838",
"name": "Extraer de XLSX",
"type": "n8n-nodes-base.extractFromFile",
"position": [
2380,
1840
],
"parameters": {
"options": {},
"operation": "xlsx",
"binaryPropertyName": "=data"
},
"typeVersion": 1
},
{
"id": "1b574602-e308-4f5d-bf38-480c68e90232",
"name": "Mapear JSON",
"type": "n8n-nodes-base.set",
"position": [
2620,
1600
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "72ae0d20-616a-4a65-9b14-53bf53656091",
"name": "data",
"type": "string",
"value": "={{ $json }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "cd49a4c3-019b-4bf0-bf38-21a05421c890",
"name": "Mapear extensiones de archivo",
"type": "n8n-nodes-base.code",
"position": [
1840,
1360
],
"parameters": {
"jsCode": "let requests = $(\"Download Document\").all()\n\nrequests.forEach((request) => {\n let mime_type = request.json.mime_type\n\n if (\n mime_type === \"text/calendar\" || \n mime_type === \"application/ics\" || \n mime_type === \"text/x-calendar\"\n ) {\n request.json.mime_type = \"mapped/calendar\"\n }\n\n if (\n mime_type === \"application/xml\" || \n mime_type === \"text/xml\") {\n request.json.mime_type = \"mapped/xml\"\n }\n\n if (!mime_type) {\n request.json.mime_type = $('Gets WhatsApp Document Source URL').first().json.mime_type\n }\n})\n\nreturn requests;"
},
"typeVersion": 2
},
{
"id": "57a371b1-86b7-4191-a8a7-aa1c2a9fca40",
"name": "Mapear prompt de documento",
"type": "n8n-nodes-base.set",
"position": [
2860,
1420
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "da68bcca-a2a6-4676-8649-6fb1b664e44c",
"name": "text",
"type": "string",
"value": "=Parsed text: {{ $json.text || $json.data || $json }}\n\nCaption text: {{ $('Route Types').item.json.messages[0].document.caption }}\n\nMimeType: {{ $('Gets WhatsApp Document Source URL').item.json.mime_type }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "3cd05ec3-e093-4be1-98c2-b34513770e37",
"name": "Mapear prompt de imagen",
"type": "n8n-nodes-base.set",
"position": [
2100,
1020
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "48af2dcc-4ce9-45fc-abfc-54f803930092",
"name": "text",
"type": "string",
"value": "=User image description: {{ $json.content }}\n\nUser image caption: {{ $('Route Types').item.json.messages[0].image.caption }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "693f234d-dbe3-4330-ade1-d7e3d9e5d9dd",
"name": "Mapear prompt de texto",
"type": "n8n-nodes-base.set",
"position": [
1440,
580
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "38aec976-a32c-4b0e-85f4-c90adc16abc9",
"name": "text",
"type": "string",
"value": "={{ $json.messages[0].text.body }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "577e4532-bd7e-4f7d-a2d2-3abdaf9d2c67",
"name": "Obtener URL de Origen de Correo de Voz WhatsApp",
"type": "n8n-nodes-base.whatsApp",
"position": [
1440,
780
],
"webhookId": "bbe62f3d-8788-49d4-aae6-9e9411446d44",
"parameters": {
"resource": "media",
"operation": "mediaUrlGet",
"mediaGetId": "={{ $json.messages[0].audio.id}}"
},
"credentials": {
"whatsAppApi": {
"id": "LSWzVTg64cAdpkcw",
"name": "WhatsApp account 3"
}
},
"typeVersion": 1
},
{
"id": "acad9ee7-4928-4629-908f-4741a1aadc82",
"name": "Obtener URL de Origen de Imagen WhatsApp",
"type": "n8n-nodes-base.whatsApp",
"position": [
1440,
1020
],
"webhookId": "c2982df4-1d8d-4669-a724-44ae17d11e6c",
"parameters": {
"resource": "media",
"operation": "mediaUrlGet",
"mediaGetId": "={{ $json.messages[0].image.id }}"
},
"credentials": {
"whatsAppApi": {
"id": "LSWzVTg64cAdpkcw",
"name": "WhatsApp account 3"
}
},
"typeVersion": 1
},
{
"id": "a5fe7973-74e9-4343-b3a4-bfe5ee4b40bb",
"name": "Obtener URL de Origen de Documento WhatsApp",
"type": "n8n-nodes-base.whatsApp",
"position": [
1440,
1360
],
"webhookId": "c2982df4-1d8d-4669-a724-44ae17d11e6c",
"parameters": {
"resource": "media",
"operation": "mediaUrlGet",
"mediaGetId": "={{ $json.messages[0].document.id }}"
},
"credentials": {
"whatsAppApi": {
"id": "LSWzVTg64cAdpkcw",
"name": "WhatsApp account 3"
}
},
"typeVersion": 1
},
{
"id": "1347ee86-eeb4-4d7d-909a-df956b131ac1",
"name": "Descargar Correo de Voz",
"type": "n8n-nodes-base.httpRequest",
"position": [
1660,
780
],
"parameters": {
"url": "={{ $json.url }}",
"options": {},
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth"
},
"credentials": {
"httpHeaderAuth": {
"id": "HbkIqe4va08FNkZq",
"name": "Header Auth account"
}
},
"typeVersion": 4.2
},
{
"id": "de8d1488-d892-499f-b5f4-f5c6e97b8296",
"name": "Descargar Imagen",
"type": "n8n-nodes-base.httpRequest",
"position": [
1660,
1020
],
"parameters": {
"url": "={{ $json.url }}",
"options": {},
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth"
},
"credentials": {
"httpHeaderAuth": {
"id": "HbkIqe4va08FNkZq",
"name": "Header Auth account"
}
},
"typeVersion": 4.2
},
{
"id": "5cf698c8-ae35-4c8a-804b-4c5ab2424468",
"name": "Descargar Documento",
"type": "n8n-nodes-base.httpRequest",
"position": [
1660,
1360
],
"parameters": {
"url": "={{ $json.url }}",
"options": {
"response": {
"response": {}
}
},
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth"
},
"credentials": {
"httpHeaderAuth": {
"id": "HbkIqe4va08FNkZq",
"name": "Header Auth account"
}
},
"typeVersion": 4.2
},
{
"id": "b6d7f091-5ec9-44e0-aba5-7c5468cc0790",
"name": "Enrutar Tipos",
"type": "n8n-nodes-base.switch",
"position": [
1020,
1000
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "Text",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "2fc5c912-629b-4cbe-b5e3-7e3f0651c628",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.messages[0].type }}",
"rightValue": "text"
}
]
},
"renameOutput": true
},
{
"outputKey": "Audio",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "26a3d85c-0815-48ff-85ce-713129a1107c",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.messages[0].type }}",
"rightValue": "audio"
}
]
},
"renameOutput": true
},
{
"outputKey": "Image",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "840b95b8-6559-4fb7-b32c-651451d6d0d2",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.messages[0].type }}",
"rightValue": "image"
}
]
},
"renameOutput": true
},
{
"outputKey": "Document",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "3e7a07f9-b785-450c-8c68-f6b276838503",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.messages[0].type }}",
"rightValue": "document"
}
]
},
"renameOutput": true
}
]
},
"options": {}
},
"typeVersion": 3.2
},
{
"id": "002800e0-712e-4ab8-a1fd-befbe2f0681b",
"name": "Enrutar Tipos de Documento",
"type": "n8n-nodes-base.switch",
"position": [
2100,
1200
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "CSV",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "14e23243-cd44-4cb1-99bd-9e6905d511ad",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mime_type }}",
"rightValue": "text/csv"
}
]
},
"renameOutput": true
},
{
"outputKey": "HTML",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "6d7616c5-6bdd-47b7-923e-639491d15a4e",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mime_type }}",
"rightValue": "text/html"
}
]
},
"renameOutput": true
},
{
"outputKey": "Calendar",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "a2174e02-378a-41ff-b269-61f4fc3f1de9",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mime_type }}",
"rightValue": "=mapped/calendar"
}
]
},
"renameOutput": true
},
{
"outputKey": "RTF",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "f3b406d7-362d-473e-8edd-c3e5f2d9c44c",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mime_type }}",
"rightValue": "text/rtf"
}
]
},
"renameOutput": true
},
{
"outputKey": "TXT",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "64dd4658-54e7-4453-adbc-7067dffcd555",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.mime_type }}",
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},
{
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"webhookId": "017d267f-4897-4726-bf03-304ef10352bf",
"parameters": {
"textBody": "=The File type you provided is unsupported.",
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},
{
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},
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},
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}
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}Preguntas frecuentes
¿Cómo usar este flujo de trabajo?
Copie el código de configuración JSON de arriba, cree un nuevo flujo de trabajo en su instancia de n8n y seleccione "Importar desde JSON", pegue la configuración y luego modifique la configuración de credenciales según sea necesario.
¿En qué escenarios es adecuado este flujo de trabajo?
Avanzado - Chatbot de soporte, RAG de IA
¿Es de pago?
Este flujo de trabajo es completamente gratuito, puede importarlo y usarlo directamente. Sin embargo, tenga en cuenta que los servicios de terceros utilizados en el flujo de trabajo (como la API de OpenAI) pueden requerir un pago por su cuenta.
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Información del flujo de trabajo
Nivel de dificultad
Avanzado
Número de nodos35
Categoría2
Tipos de nodos18
Descripción de la dificultad
Autor
Muhammad Shahzaib Shahid
@shahzaib191Enlaces externos
Ver en n8n.io →
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