RAG Starter Template using Simple Vector Stores, Form trigger and OpenAI

{
  "meta": {
    "instanceId": "257476b1ef58bf3cb6a46e65fac7ee34a53a5e1a8492d5c6e4da5f87c9b82833"
  },
  "nodes": [
    {
      "id": "83ed351e-90e8-458f-a01b-73001ef1800f",
      "name": "Upload your file here",
      "type": "n8n-nodes-base.formTrigger",
      "position": [
        220,
        -120
      ],
      "webhookId": "82848bc4-5ea2-4e5a-8bb6-3c09b94a8c5d",
      "parameters": {
        "options": {},
        "formTitle": "Upload your data to test RAG",
        "formFields": {
          "values": [
            {
              "fieldType": "file",
              "fieldLabel": "Upload your file(s)",
              "requiredField": true,
              "acceptFileTypes": ".pdf, .csv"
            }
          ]
        }
      },
      "typeVersion": 2.2
    },
    {
      "id": "26d63e24-2592-41f9-9b4b-edab81e99f21",
      "name": "Embeddings OpenAI",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
      "position": [
        860,
        360
      ],
      "parameters": {
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "14",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "3a69c8a7-bf95-4de2-84b0-ae2cc3d2e4e7",
      "name": "Default Data Loader",
      "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
      "position": [
        660,
        40
      ],
      "parameters": {
        "options": {},
        "dataType": "binary"
      },
      "typeVersion": 1.1
    },
    {
      "id": "0b42832b-c9e8-4627-b36c-94fc5e242b33",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -320,
        -180
      ],
      "parameters": {
        "color": 4,
        "width": 440,
        "height": 300,
        "content": "### Readme\nLoad your data into a vector database with the 📚 **Load Data** flow, and then use your data as chat context with the 🐕 **Retriever** flow.\n\n**Quick start**\n1. Click on the `Execute Workflow` button to run the 📚 **Load Data** flow.\n2. Click on `Open Chat` button to run the 🐕 **Retriever** flow. Then ask a question about content from your document(s)\n\n\nFor more info, check our [docs on RAG in n8n](https://docs.n8n.io/advanced-ai/rag-in-n8n/)"
      },
      "typeVersion": 1
    },
    {
      "id": "f902ab8f-4620-4a95-86f7-c5857c4d6c4f",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        160,
        -180
      ],
      "parameters": {
        "color": 7,
        "width": 700,
        "height": 460,
        "content": "### 📚 Load Data Flow"
      },
      "typeVersion": 1
    },
    {
      "id": "0f4185ea-d7a9-44a9-a824-98f9dc2c2a5d",
      "name": "Insert Data to Store",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreInMemory",
      "position": [
        400,
        -120
      ],
      "parameters": {
        "mode": "insert",
        "memoryKey": {
          "__rl": true,
          "mode": "list",
          "value": "vector_store_key",
          "cachedResultName": "vector_store_key"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "ce86b41b-7e1b-458f-ab13-d6b187854ae8",
      "name": "Query Data Tool",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreInMemory",
      "position": [
        1280,
        80
      ],
      "parameters": {
        "mode": "retrieve-as-tool",
        "toolName": "knowledge_base",
        "memoryKey": {
          "__rl": true,
          "mode": "list",
          "value": "vector_store_key"
        },
        "toolDescription": "Use this knowledge base to answer questions from the user"
      },
      "typeVersion": 1.2
    },
    {
      "id": "0039537b-558c-4fe8-9716-f8aa13676f4a",
      "name": "AI Agent",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        1280,
        -140
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 2
    },
    {
      "id": "2669a65e-f0f3-45aa-95c0-621b15a4fc67",
      "name": "When chat message received",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "position": [
        1060,
        -140
      ],
      "webhookId": "4091fa09-fb9a-4039-9411-7104d213f601",
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "d43cf585-4192-4f53-9532-4677923289ba",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        1060,
        80
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o-mini"
        },
        "options": {}
      },
      "typeVersion": 1.2
    },
    {
      "id": "3d1b3f5a-bc35-4739-a618-9c85820d39a0",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        940,
        -180
      ],
      "parameters": {
        "color": 7,
        "width": 680,
        "height": 460,
        "content": "### 🐕 2. Retriever Flow"
      },
      "typeVersion": 1
    },
    {
      "id": "8d4c68cf-64d1-4b3a-bb19-2f003303c1df",
      "name": "Sticky Note3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1000,
        320
      ],
      "parameters": {
        "color": 4,
        "width": 320,
        "height": 240,
        "content": "### Embeddings\n\nThe Insert and Retrieve operation use the same embedding node.\n\nThis is to ensure that they are using the **exact same embeddings and settings**.\n\nDifferent embeddings might not work at all, or have unintended consequences.\n"
      },
      "typeVersion": 1
    }
  ],
  "pinData": {},
  "connections": {
    "Query Data Tool": {
      "ai_tool": [
        [
          {
            "node": "AI Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "Embeddings OpenAI": {
      "ai_embedding": [
        [
          {
            "node": "Insert Data to Store",
            "type": "ai_embedding",
            "index": 0
          },
          {
            "node": "Query Data Tool",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "AI Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Default Data Loader": {
      "ai_document": [
        [
          {
            "node": "Insert Data to Store",
            "type": "ai_document",
            "index": 0
          }
        ]
      ]
    },
    "Upload your file here": {
      "main": [
        [
          {
            "node": "Insert Data to Store",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "When chat message received": {
      "main": [
        [
          {
            "node": "AI Agent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}