Chatbot de IA basado en documentos, con RAG, OpenAI y reordenador de Cohere

Name: Chatbot de IA basado en documentos, con RAG, OpenAI y reordenador de Cohere
Rating: 4.5 (10 reviews)
Author: Anderson Adelino

Avanzado

Este es unInternal Wiki, AI RAGflujo de automatización del dominio deautomatización que contiene 18 nodos.Utiliza principalmente nodos como GoogleDrive, ManualTrigger, Agent, ExtractFromFile, ChatTrigger. Chatbot de IA basado en documentos, con RAG, OpenAI y reordenador de Cohere

Requisitos previos

•Credenciales de API de Google Drive
•Clave de API de OpenAI
•URL y Clave de API de Supabase

Nodos utilizados (18)

DocumentDefaultDataLoader

Categoría

Wiki interno

RAG de IA

Vista previa del flujo de trabajo

Visualización de las conexiones entre nodos, con soporte para zoom y panorámica

Interfaz de Chat

Agente RAG

Modelo de IA (OpenAI)

Búsqueda de Embeddings

Memoria de Conversación

Activador de Carga de Documentos

Descargar PDF desde Drive

Embeddings de Documentos

Procesar Texto del Documento

Búsqueda en Base de Conocimiento

Almacenar en Base de Datos Vectorial

Extraer Contenido de PDF

Reordenador Cohere

React Flow

Exportar flujo de trabajo

Copie la siguiente configuración JSON en n8n para importar y usar este flujo de trabajo

{
  "meta": {
    "instanceId": "6052a1b29f061469e8139dae44556603650099c3365d7598798f132ae827fa1c"
  },
  "nodes": [
    {
      "id": "a8afd8c2-2bfd-49f3-9687-0d68c83db4ad",
      "name": "Interfaz de Chat",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "position": [
        80,
        100
      ],
      "webhookId": "de210796-2512-4c20-97eb-87b7f05298cb",
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "00c21cda-1193-4cf5-9681-bf21ac2b269c",
      "name": "Agente RAG",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        300,
        100
      ],
      "parameters": {
        "options": {
          "systemMessage": "You are an intelligent assistant with access to a knowledge base. Always search for relevant information before answering questions. Be helpful, accurate, and cite your sources when providing information from the knowledge base."
        }
      },
      "typeVersion": 2
    },
    {
      "id": "c74d3fac-14ef-4809-b290-d0344db04c79",
      "name": "Modelo de IA (OpenAI)",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        180,
        320
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4-mini"
        },
        "options": {}
      },
      "typeVersion": 1.2
    },
    {
      "id": "e8a473c1-4934-491b-8283-80d48982d604",
      "name": "Búsqueda de Embeddings",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
      "position": [
        540,
        460
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.2
    },
    {
      "id": "6fc17058-70f2-4bbe-a8b5-e35116f14853",
      "name": "Memoria de Conversación",
      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
      "position": [
        340,
        320
      ],
      "parameters": {
        "contextWindowLength": 10
      },
      "typeVersion": 1.3
    },
    {
      "id": "ba366390-61e3-4a25-8008-fb172145486a",
      "name": "Activador de Carga de Documentos",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        100,
        760
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "f97d305b-3a96-445c-ace2-535c60055a4f",
      "name": "Descargar PDF desde Drive",
      "type": "n8n-nodes-base.googleDrive",
      "position": [
        320,
        760
      ],
      "parameters": {
        "fileId": {
          "__rl": true,
          "mode": "url",
          "value": "{{GOOGLE_DRIVE_FILE_URL}}"
        },
        "options": {},
        "operation": "download"
      },
      "typeVersion": 3
    },
    {
      "id": "9eec6cb6-f445-4add-8de9-1464b61dfa7a",
      "name": "Embeddings de Documentos",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
      "position": [
        700,
        960
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.2
    },
    {
      "id": "e64b2357-0238-45ca-87bd-10f8deddd6e4",
      "name": "Procesar Texto del Documento",
      "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
      "position": [
        840,
        960
      ],
      "parameters": {
        "options": {
          "metadata": {
            "metadataValues": [
              {
                "name": "source",
                "value": "={{ $node['Download PDF from Drive'].json.name }}"
              },
              {
                "name": "type",
                "value": "pdf"
              }
            ]
          }
        },
        "jsonData": "={{ $json.text }}",
        "jsonMode": "expressionData"
      },
      "typeVersion": 1.1
    },
    {
      "id": "8b0645f9-dbcb-4613-9126-9efa824615bc",
      "name": "Búsqueda en Base de Conocimiento",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreSupabase",
      "position": [
        540,
        320
      ],
      "parameters": {
        "mode": "retrieve-as-tool",
        "topK": 10,
        "options": {
          "queryName": "{{MATCH_FUNCTION_NAME}}"
        },
        "tableName": {
          "__rl": true,
          "mode": "id",
          "value": "{{VECTOR_TABLE_NAME}}"
        },
        "useReranker": true,
        "toolDescription": "Use this tool to search for information in the knowledge base. Always use this before answering questions to ensure accurate, up-to-date responses."
      },
      "credentials": {
        "supabaseApi": {
          "id": "PgMEWpeDY6PHLFXp",
          "name": "Supabase Zenithon Suporte IA"
        }
      },
      "typeVersion": 1.3
    },
    {
      "id": "4cb8869a-de07-44f5-8f79-9b3c1207d21c",
      "name": "Almacenar en Base de Datos Vectorial",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreSupabase",
      "position": [
        700,
        760
      ],
      "parameters": {
        "mode": "insert",
        "options": {
          "queryName": "{{MATCH_FUNCTION_NAME}}"
        },
        "tableName": {
          "__rl": true,
          "mode": "id",
          "value": "{{VECTOR_TABLE_NAME}}"
        }
      },
      "typeVersion": 1.3
    },
    {
      "id": "c8d8674d-ebe7-42fa-918e-ea9c5dc56b98",
      "name": "Extraer Contenido de PDF",
      "type": "n8n-nodes-base.extractFromFile",
      "position": [
        500,
        760
      ],
      "parameters": {
        "options": {
          "maxPages": 500
        },
        "operation": "pdf"
      },
      "typeVersion": 1
    },
    {
      "id": "c5af8b70-bbda-4138-9598-dfd6c44a0eb5",
      "name": "Reordenador Cohere",
      "type": "@n8n/n8n-nodes-langchain.rerankerCohere",
      "position": [
        700,
        460
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "c3af22b6-830c-43a6-9a8f-0f38f3dec647",
      "name": "Nota: Activador de Chat",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        20,
        -40
      ],
      "parameters": {
        "color": 5,
        "width": 200,
        "height": 120,
        "content": "### 1️⃣ Chat Trigger\nReceives messages from users through the chat interface"
      },
      "typeVersion": 1
    },
    {
      "id": "c3655d77-d3ee-4c21-8166-da08b15175d3",
      "name": "Nota: Agente RAG",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        300,
        -40
      ],
      "parameters": {
        "color": 5,
        "width": 200,
        "height": 120,
        "content": "### 2️⃣ RAG Agent\nOrchestrates the conversation using tools and memory"
      },
      "typeVersion": 1
    },
    {
      "id": "ba9f02ea-6def-433a-9ccc-6f0ec1a1792b",
      "name": "Nota: Búsqueda de Conocimiento",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        560,
        180
      ],
      "parameters": {
        "color": 5,
        "width": 200,
        "height": 100,
        "content": "### 3️⃣ Knowledge Search\nSearches the vector database for relevant information"
      },
      "typeVersion": 1
    },
    {
      "id": "ba558d29-fa87-4a2d-a63f-64a768bb2efb",
      "name": "Nota: Reordenador",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        820,
        440
      ],
      "parameters": {
        "color": 5,
        "width": 200,
        "height": 100,
        "content": "### 4️⃣ Reranker\nImproves search quality by reordering results"
      },
      "typeVersion": 1
    },
    {
      "id": "0ff39f38-d67e-4517-8f5b-834c032383dd",
      "name": "Nota: Configuración",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        880,
        0
      ],
      "parameters": {
        "color": 4,
        "width": 260,
        "height": 180,
        "content": "### Configuration Variables\n\nReplace these in the workflow:\n- **GOOGLE_DRIVE_FILE_URL**\n- **VECTOR_TABLE_NAME**\n- **MATCH_FUNCTION_NAME**"
      },
      "typeVersion": 1
    }
  ],
  "pinData": {},
  "connections": {
    "a8afd8c2-2bfd-49f3-9687-0d68c83db4ad": {
      "main": [
        [
          {
            "node": "00c21cda-1193-4cf5-9681-bf21ac2b269c",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "c5af8b70-bbda-4138-9598-dfd6c44a0eb5": {
      "ai_reranker": [
        [
          {
            "node": "8b0645f9-dbcb-4613-9126-9efa824615bc",
            "type": "ai_reranker",
            "index": 0
          }
        ]
      ]
    },
    "c74d3fac-14ef-4809-b290-d0344db04c79": {
      "ai_languageModel": [
        [
          {
            "node": "00c21cda-1193-4cf5-9681-bf21ac2b269c",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "e8a473c1-4934-491b-8283-80d48982d604": {
      "ai_embedding": [
        [
          {
            "node": "8b0645f9-dbcb-4613-9126-9efa824615bc",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "6fc17058-70f2-4bbe-a8b5-e35116f14853": {
      "ai_memory": [
        [
          {
            "node": "00c21cda-1193-4cf5-9681-bf21ac2b269c",
            "type": "ai_memory",
            "index": 0
          }
        ]
      ]
    },
    "9eec6cb6-f445-4add-8de9-1464b61dfa7a": {
      "ai_embedding": [
        [
          {
            "node": "4cb8869a-de07-44f5-8f79-9b3c1207d21c",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "c8d8674d-ebe7-42fa-918e-ea9c5dc56b98": {
      "main": [
        [
          {
            "node": "4cb8869a-de07-44f5-8f79-9b3c1207d21c",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "8b0645f9-dbcb-4613-9126-9efa824615bc": {
      "ai_tool": [
        [
          {
            "node": "00c21cda-1193-4cf5-9681-bf21ac2b269c",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "e64b2357-0238-45ca-87bd-10f8deddd6e4": {
      "ai_document": [
        [
          {
            "node": "4cb8869a-de07-44f5-8f79-9b3c1207d21c",
            "type": "ai_document",
            "index": 0
          }
        ]
      ]
    },
    "ba366390-61e3-4a25-8008-fb172145486a": {
      "main": [
        [
          {
            "node": "f97d305b-3a96-445c-ace2-535c60055a4f",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "f97d305b-3a96-445c-ace2-535c60055a4f": {
      "main": [
        [
          {
            "node": "c8d8674d-ebe7-42fa-918e-ea9c5dc56b98",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

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 - Wiki interno, 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.