AutomationFlowsAI & RAG › Bitrix24 Ai-powered RAG Chatbot for Open Line Channels

Bitrix24 Ai-powered RAG Chatbot for Open Line Channels

ByFerenc Erb @fefehun on n8n.io

Transform your Bitrix24 Open Line channels with an intelligent chatbot that leverages Retrieval-Augmented Generation (RAG) technology to provide accurate, document-based responses to customer inquiries in real-time.

Webhook trigger★★★★★ complexityAI-powered34 nodesHTTP RequestDocument Default Data LoaderText Splitter Recursive Character Text SplitterExecute Workflow TriggerQdrant Vector StoreOllama EmbeddingsRetriever Vector StoreChain Retrieval Qa
AI & RAG Trigger: Webhook Nodes: 34 Complexity: ★★★★★ AI nodes: yes Added:

This workflow corresponds to n8n.io template #3094 — we link there as the canonical source.

This workflow follows the Chainretrievalqa → Retrievervectorstore 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 →

Download .json
{
  "id": "TBiW9x7O4ijo4yOX",
  "name": "Bitrix24 Open Chanel RAG Chatbot Application Workflow example with Webhook Integration",
  "tags": [
    {
      "id": "2ziILYLz4IbTkFf5",
      "name": "Tech demo",
      "createdAt": "2025-02-17T08:43:26.445Z",
      "updatedAt": "2025-02-17T08:43:26.445Z"
    },
    {
      "id": "BedOB2iRpKR26bcZ",
      "name": "Chatbot",
      "createdAt": "2025-02-17T08:43:26.436Z",
      "updatedAt": "2025-02-17T08:43:26.436Z"
    },
    {
      "id": "DvSHJwHwuObn0cxx",
      "name": "Open Channels",
      "createdAt": "2025-03-04T07:27:28.499Z",
      "updatedAt": "2025-03-04T07:27:28.499Z"
    },
    {
      "id": "YJcjKoBRFN1HXH5e",
      "name": "Bitrix24",
      "createdAt": "2025-02-17T08:43:26.424Z",
      "updatedAt": "2025-02-17T08:43:26.424Z"
    }
  ],
  "nodes": [
    {
      "id": "dbd7b2c0-2b27-4c23-beb7-eec128da0787",
      "name": "Bitrix24 Handler",
      "type": "n8n-nodes-base.webhook",
      "position": [
        -1280,
        620
      ],
      "parameters": {
        "path": "bitrix24/openchannel-rag-bothandler.php",
        "options": {},
        "httpMethod": "POST",
        "responseMode": "responseNode"
      },
      "typeVersion": 1
    },
    {
      "id": "0ead4d82-4d9b-4392-af4c-2c315068b983",
      "name": "Credentials",
      "type": "n8n-nodes-base.set",
      "position": [
        -1040,
        620
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "030f8f90-2669-4c20-9eab-c572c4b7c70c",
              "name": "CLIENT_ID",
              "type": "string",
              "value": "local.67c8f9e81cb353.30162021"
            },
            {
              "id": "de9bbb7a-b782-4540-b259-527625db8490",
              "name": "CLIENT_SECRET",
              "type": "string",
              "value": "Db5943DCy4JhYq4oU0yNb21Hx8WimQeThczOYk03uJrVroc8R4"
            },
            {
              "id": "86b7aff7-1e25-4b12-a366-23cf34e5a405",
              "name": "application_token",
              "type": "string",
              "value": "={{ $json.body['auth[application_token]'] }}"
            },
            {
              "id": "69bbcb1f-ba6e-42eb-be8a-ee0707ce997d",
              "name": "domain",
              "type": "string",
              "value": "={{ $json.body['auth[domain]'] }}\n"
            },
            {
              "id": "dc1b0515-f06a-4731-b0dc-912a8d04e56b",
              "name": "access_token",
              "type": "string",
              "value": "={{ $json.body['auth[access_token]'] }}"
            },
            {
              "id": "94fdeed8-9437-417e-9c2a-fa853620a340",
              "name": "storageName",
              "type": "string",
              "value": "Shared drive"
            },
            {
              "id": "8564e421-dfce-437c-a7c3-ac6a180594b8",
              "name": "folderName",
              "type": "string",
              "value": "Open line chat bot documents"
            }
          ]
        },
        "includeOtherFields": true
      },
      "typeVersion": 3.4
    },
    {
      "id": "67b225b8-c2c2-4570-81cb-4c533ae75465",
      "name": "Validate Token",
      "type": "n8n-nodes-base.if",
      "position": [
        -820,
        620
      ],
      "parameters": {
        "options": {},
        "conditions": {
          "options": {
            "version": 2,
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
          },
          "combinator": "or",
          "conditions": [
            {
              "id": "da73d0ba-6eeb-405e-89fe-9d041fd2e0cd",
              "operator": {
                "name": "filter.operator.equals",
                "type": "string",
                "operation": "equals"
              },
              "leftValue": "={{ $json.CLIENT_ID }}",
              "rightValue": "={{ $json.application_token }}"
            },
            {
              "id": "4ba90f7b-0299-4097-9ae7-6e4dee428a74",
              "operator": {
                "name": "filter.operator.equals",
                "type": "string",
                "operation": "equals"
              },
              "leftValue": "1",
              "rightValue": "1"
            }
          ]
        }
      },
      "typeVersion": 2.2
    },
    {
      "id": "4fee1441-4e30-4070-b596-15e121ca7320",
      "name": "Route Event",
      "type": "n8n-nodes-base.switch",
      "position": [
        -620,
        520
      ],
      "parameters": {
        "rules": {
          "values": [
            {
              "outputKey": "ONIMBOTMESSAGEADD",
              "conditions": {
                "options": {
                  "version": 2,
                  "leftValue": "",
                  "caseSensitive": true,
                  "typeValidation": "strict"
                },
                "combinator": "and",
                "conditions": [
                  {
                    "operator": {
                      "type": "string",
                      "operation": "equals"
                    },
                    "leftValue": "={{ $json.body.event }}",
                    "rightValue": "ONIMBOTMESSAGEADD"
                  }
                ]
              },
              "renameOutput": true
            },
            {
              "outputKey": "ONIMBOTJOINCHAT",
              "conditions": {
                "options": {
                  "version": 2,
                  "leftValue": "",
                  "caseSensitive": true,
                  "typeValidation": "strict"
                },
                "combinator": "and",
                "conditions": [
                  {
                    "id": "e9125f57-129e-4026-86ff-746d40b92b04",
                    "operator": {
                      "name": "filter.operator.equals",
                      "type": "string",
                      "operation": "equals"
                    },
                    "leftValue": "={{ $json.body.event }}",
                    "rightValue": "ONIMBOTJOINCHAT"
                  }
                ]
              },
              "renameOutput": true
            },
            {
              "outputKey": "ONAPPINSTALL",
              "conditions": {
                "options": {
                  "version": 2,
                  "leftValue": "",
                  "caseSensitive": true,
                  "typeValidation": "strict"
                },
                "combinator": "and",
                "conditions": [
                  {
                    "id": "2db7bed5-fd88-4900-b8d2-e27b49c2fcca",
                    "operator": {
                      "name": "filter.operator.equals",
                      "type": "string",
                      "operation": "equals"
                    },
                    "leftValue": "={{ $json.body.event }}",
                    "rightValue": "ONAPPINSTALL"
                  }
                ]
              },
              "renameOutput": true
            },
            {
              "outputKey": "ONIMBOTDELETE",
              "conditions": {
                "options": {
                  "version": 2,
                  "leftValue": "",
                  "caseSensitive": true,
                  "typeValidation": "strict"
                },
                "combinator": "and",
                "conditions": [
                  {
                    "id": "b708d339-fd46-470d-b0d5-ff2eb405f5ce",
                    "operator": {
                      "name": "filter.operator.equals",
                      "type": "string",
                      "operation": "equals"
                    },
                    "leftValue": "={{ $json.body.event }}",
                    "rightValue": "ONIMBOTDELETE"
                  }
                ]
              },
              "renameOutput": true
            }
          ]
        },
        "options": {}
      },
      "typeVersion": 3.2
    },
    {
      "id": "c21f6d64-0543-4958-9f64-501dce37893f",
      "name": "Process Message",
      "type": "n8n-nodes-base.function",
      "position": [
        -420,
        400
      ],
      "parameters": {
        "functionCode": "// Process Message Node\nconst items = $input.all();\nconst item = items[0];\n\n// Get message data from the correct path\nconst message = item.json.body['data[PARAMS][MESSAGE]'];\nconst dialogId = item.json.body['data[PARAMS][DIALOG_ID]'];\n\nconst sessionId = item.json.body['data[PARAMS][CHAT_ENTITY_DATA_1]'].split(\"|\")[5];\n\nconst botId = Object.keys(item.json.body)\n  .filter(key => key.startsWith(\"data[BOT]\") && key.endsWith(\"[BOT_ID]\"))\n  .map(key => $json.body[key])\n  .shift() || null;\nconst userId = item.json.body['data[USER][ID]'];\n\n// Get auth data\nconst auth = {\n  access_token: item.json.access_token,\n  domain: item.json.domain\n};\n\nif (message.toLowerCase() === \"what's hot\") {\n  return {\n    json: {\n      DIALOG_ID: dialogId,\n      SESSION_ID: sessionId,\n      BOT_ID: botId,\n      USER_ID: userId,\n      MESSAGE_ORI: message,\n      MESSAGE: \"Hi! I am an example-bot.\\nI repeat what you say\",\n      AUTH: auth.access_token,\n      DOMAIN: auth.domain\n    }\n  };\n} else {\n  return {\n    json: {\n      DIALOG_ID: dialogId,\n      SESSION_ID: sessionId,\n      BOT_ID: botId,\n      USER_ID: userId,\n      MESSAGE_ORI: message,\n      MESSAGE: `You said:\\n${message}`,\n      AUTH: auth.access_token,\n      DOMAIN: auth.domain\n    }\n  };\n}"
      },
      "typeVersion": 1
    },
    {
      "id": "06a59835-2999-44b6-81bd-0601e5570113",
      "name": "Process Join",
      "type": "n8n-nodes-base.function",
      "position": [
        -420,
        780
      ],
      "parameters": {
        "functionCode": "// Process Join Node\nconst items = $input.all();\nconst item = items[0];\n\n// Get dialog ID from the correct path\nconst dialogId = item.json.body['data[PARAMS][DIALOG_ID]'];\n\n// Get auth data\nconst auth = {\n  access_token: item.json.access_token,\n  domain: item.json.domain\n};\n\nconst message = \n  'ITR Menu:\\n' +\n  '[send=1]1. find out more about me[/send]\\n' +\n  '[send=0]0. wait for operator response[/send]';\n\nreturn {\n  json: {\n    DIALOG_ID: dialogId,\n    MESSAGE: message,\n    AUTH: auth.access_token,\n    DOMAIN: auth.domain\n  }\n};"
      },
      "typeVersion": 1
    },
    {
      "id": "40accf33-c217-497c-8172-6106eb15800f",
      "name": "Process Install",
      "type": "n8n-nodes-base.function",
      "position": [
        -420,
        940
      ],
      "parameters": {
        "functionCode": "// Process Install Node\nconst items = $input.all();\nconst item = items[0];\n\n// Get the webhook URL from input\nconst handlerBackUrl = item.json.webhookUrl;\n\n// Get auth data directly from item.json\nconst auth = {\n  access_token: item.json.access_token,\n  application_token: item.json.application_token,\n  domain: item.json.domain\n};\n\nreturn {\n  json: {\n    handler_back_url: handlerBackUrl,\n    CODE: 'OpenChanelExampleBot',\n    TYPE: 'O',\n    OPENLINE: 'Y',\n    EVENT_MESSAGE_ADD: handlerBackUrl,\n    EVENT_WELCOME_MESSAGE: handlerBackUrl,\n    EVENT_BOT_DELETE: handlerBackUrl,\n    PROPERTIES: {\n      NAME: 'Open chanel Bot',\n      LAST_NAME: 'Example',\n      COLOR: 'AQUA',\n      EMAIL: 'user@example.com',\n      PERSONAL_BIRTHDAY: '2020-07-18',\n      WORK_POSITION: 'Report on affairs',\n      PERSONAL_GENDER: 'M'\n    },\n    // Use the auth data from item.json\n    AUTH: auth.access_token,\n    CLIENT_ID: auth.application_token,\n    DOMAIN: auth.domain\n  }\n};"
      },
      "typeVersion": 1
    },
    {
      "id": "22a7c363-ab5a-4adc-9de4-268f3f3739f3",
      "name": "Register Bot",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -220,
        940
      ],
      "parameters": {
        "url": "=https://{{ $json.DOMAIN }}/rest/imbot.register?auth={{$json.AUTH}}",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "CODE",
              "value": "OpenChanelExampleBot"
            },
            {
              "name": "TYPE",
              "value": "O"
            },
            {
              "name": "EVENT_MESSAGE_ADD",
              "value": "={{$json.handler_back_url}}"
            },
            {
              "name": "EVENT_WELCOME_MESSAGE",
              "value": "={{$json.handler_back_url}}"
            },
            {
              "name": "EVENT_BOT_DELETE",
              "value": "={{$json.handler_back_url}}"
            },
            {
              "name": "PROPERTIES",
              "value": "={{ {\n  NAME: 'Bot',\n  LAST_NAME: 'Example',\n  COLOR: 'AQUA',\n  EMAIL: 'no@example.com',\n  PERSONAL_BIRTHDAY: '2020-07-18',\n  WORK_POSITION: 'Report on affairs',\n  PERSONAL_GENDER: 'M'\n} }}"
            },
            {
              "name": "CLIENT_ID",
              "value": "={{ $json.CLIENT_ID }}"
            },
            {
              "name": "CLIENT_SECRET",
              "value": "={{ $json.AUTH }}"
            },
            {
              "name": "OPENLINE",
              "value": "Y"
            }
          ]
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "e728c7eb-b169-4757-b4f4-b99ec4db0184",
      "name": "Send Message",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        740,
        420
      ],
      "parameters": {
        "url": "=https://{{ $json.data.DOMAIN }}/rest/imbot.message.add?auth={{ $json.data.AUTH }}",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "DIALOG_ID",
              "value": "={{ $json.data.DIALOG_ID }}"
            },
            {
              "name": "MESSAGE",
              "value": "={{ $json.data.MESSAGE }}"
            },
            {
              "name": "AUTH",
              "value": "={{ $json.data.AUTH }}"
            }
          ]
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "1a1fae0e-d74f-48b9-8ec8-4e926763de28",
      "name": "Send Join Message",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -220,
        780
      ],
      "parameters": {
        "url": "=https://{{$json.DOMAIN}}/rest/imbot.message.add?auth={{$json.AUTH}}",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "DIALOG_ID",
              "value": "={{ $json.DIALOG_ID }}"
            },
            {
              "name": "MESSAGE",
              "value": "={{ $json.MESSAGE }}"
            },
            {
              "name": "AUTH",
              "value": "={{ $json.AUTH }}"
            }
          ]
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "f377d8eb-2a90-4ca5-8bd8-122c8df2ced3",
      "name": "Process Delete",
      "type": "n8n-nodes-base.noOp",
      "position": [
        -420,
        1100
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "faa4c61e-faf4-4bd7-b096-706d3c5cf366",
      "name": "Success Response",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
        1200,
        700
      ],
      "parameters": {
        "options": {
          "responseCode": 200
        },
        "respondWith": "json",
        "responseBody": "={\n  \"result\": true\n}"
      },
      "typeVersion": 1.1
    },
    {
      "id": "ade154b4-64d9-4ecd-8a83-328002c98569",
      "name": "Error Response",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
        -820,
        780
      ],
      "parameters": {
        "options": {
          "responseCode": 401
        },
        "respondWith": "json",
        "responseBody": "={{\n  \"result\": false,\n  \"error\": \"Invalid application token\"\n}}"
      },
      "typeVersion": 1.1
    },
    {
      "id": "a5866396-3a25-4bbf-81b2-56a8d35fc63b",
      "name": "Merge parameters for Subworkflow",
      "type": "n8n-nodes-base.merge",
      "position": [
        -180,
        1340
      ],
      "parameters": {
        "mode": "combine",
        "options": {},
        "combineBy": "combineAll"
      },
      "typeVersion": 3
    },
    {
      "id": "feb3e1c0-4556-4d77-9e5e-42eb2c10a5f8",
      "name": "Get a list of available storages",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -860,
        2080
      ],
      "parameters": {
        "url": "=https://{{ $json.domain }}/rest/disk.storage.getlist.json?auth={{ $json.access_token }}",
        "method": "POST",
        "options": {},
        "jsonBody": "={\n\"filter\": {\n\t\t\t\t\"ENTITY_TYPE\": \"common\",\n\t\t\t\t\"%NAME\": \"{{ $json.storageName }}\"\n  }\n}\n",
        "sendBody": true,
        "specifyBody": "json"
      },
      "typeVersion": 4.2
    },
    {
      "id": "7bb0412e-57ab-4a63-aec2-5db64b83ef7e",
      "name": "Get a list of List of Files and Folders",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -640,
        2080
      ],
      "parameters": {
        "url": "=https://{{ $('Execute Workflow Trigger').item.json.domain }}/rest/disk.storage.getchildren.json?auth={{ $('Execute Workflow Trigger').item.json.access_token }}",
        "method": "POST",
        "options": {},
        "jsonBody": "={\n\"id\": {{ $json.result[0].ID }},\n\"filter\": {\n\t\t\t\t\"TYPE\": \"folder\",\n\t\t\t\t\"%NAME\": \"{{ $('Execute Workflow Trigger').item.json.folderName }}\"\n  }\n}\n",
        "sendBody": true,
        "specifyBody": "json"
      },
      "typeVersion": 4.2
    },
    {
      "id": "5528a3be-375a-4077-a346-2eb77cf9160f",
      "name": "Get a list of Folders files",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -420,
        2080
      ],
      "parameters": {
        "url": "=https://{{ $('Execute Workflow Trigger').item.json.domain }}/rest/disk.folder.getchildren.json?auth={{ $('Execute Workflow Trigger').item.json.access_token }}",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "id",
              "value": "={{ $json.result[0].ID }}"
            }
          ]
        }
      },
      "typeVersion": 4.2
    },
    {
      "id": "f713eda1-f51e-484d-a98a-f359bc7ce654",
      "name": "Download file",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        280,
        2080
      ],
      "parameters": {
        "url": "={{ $json.DOWNLOAD_URL }}",
        "options": {}
      },
      "typeVersion": 4.2
    },
    {
      "id": "3b2c67ea-bb6c-49c8-b55f-ffde7d1d8e83",
      "name": "Default Data Loader",
      "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
      "position": [
        700,
        2280
      ],
      "parameters": {
        "loader": "pdfLoader",
        "options": {
          "splitPages": true
        },
        "dataType": "binary"
      },
      "typeVersion": 1
    },
    {
      "id": "0b5c2963-3692-469d-a1ce-66fe598dc25f",
      "name": "Recursive Character Text Splitter",
      "type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
      "position": [
        840,
        2460
      ],
      "parameters": {
        "options": {},
        "chunkOverlap": 100
      },
      "typeVersion": 1
    },
    {
      "id": "52bfdf6b-0fb1-4e85-b31d-ec6c9ef912d8",
      "name": "Split Out folder files and folders",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        -180,
        2080
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "result"
      },
      "typeVersion": 1
    },
    {
      "id": "fd53fca7-d11d-4254-be56-9a62b6f0fadf",
      "name": "Filter for files",
      "type": "n8n-nodes-base.filter",
      "position": [
        40,
        2080
      ],
      "parameters": {
        "options": {},
        "conditions": {
          "options": {
            "version": 2,
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
          },
          "combinator": "and",
          "conditions": [
            {
              "id": "6e68a8be-c155-41c7-ace4-bf76bfd362fc",
              "operator": {
                "name": "filter.operator.equals",
                "type": "string",
                "operation": "equals"
              },
              "leftValue": "={{ $json.TYPE }}",
              "rightValue": "file"
            }
          ]
        }
      },
      "typeVersion": 2.2
    },
    {
      "id": "748a65d3-dceb-4787-a068-b364371b392b",
      "name": "Move files to Vector stored folder",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        520,
        1860
      ],
      "parameters": {
        "url": "=https://{{ $('Execute Workflow Trigger').item.json.domain }}/rest/disk.file.moveto.json?auth={{ $('Execute Workflow Trigger').item.json.access_token }}",
        "method": "POST",
        "options": {},
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "id",
              "value": "={{ $json.ID }}"
            },
            {
              "name": "targetFolderId",
              "value": "={{ $('Get a list of Folders files').item.json.result[0].ID }}"
            }
          ]
        }
      },
      "executeOnce": false,
      "typeVersion": 4.2
    },
    {
      "id": "47f3aec5-c3cb-4d3e-97bc-8b708ccc0db5",
      "name": "Execute Workflow Trigger",
      "type": "n8n-nodes-base.executeWorkflowTrigger",
      "position": [
        -1080,
        2080
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "9d3eb788-96cf-4c01-af5f-2beb1f6fa7b8",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1160,
        1780
      ],
      "parameters": {
        "width": 2168.7691983135305,
        "height": 818.1434255918864,
        "content": "Subworkflow for Register Bot\nHere are files vector stored for Open line chanel bot\nAfter files are stored they are moved to subfolder"
      },
      "typeVersion": 1
    },
    {
      "id": "91c26264-a61d-426c-a044-e2b287e54de0",
      "name": "Qdrant Vector Store",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreQdrant",
      "position": [
        580,
        2080
      ],
      "parameters": {
        "mode": "insert",
        "options": {
          "collectionConfig": ""
        },
        "qdrantCollection": {
          "__rl": true,
          "mode": "list",
          "value": "bitrix-docs",
          "cachedResultName": "bitrix-docs"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "0dd69952-402e-4d9e-a44f-7cf96ab4055e",
      "name": "Embeddings Ollama",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOllama",
      "position": [
        500,
        2280
      ],
      "parameters": {
        "model": "nomic-embed-text:latest"
      },
      "typeVersion": 1
    },
    {
      "id": "fcfbfe53-da04-48f2-9a62-204a8f1f06a8",
      "name": "Vector Store Retriever",
      "type": "@n8n/n8n-nodes-langchain.retrieverVectorStore",
      "position": [
        140,
        240
      ],
      "parameters": {
        "topK": 10
      },
      "typeVersion": 1
    },
    {
      "id": "22d3be40-b74a-453f-8f52-8974b1527d49",
      "name": "Question and Answer Chain",
      "type": "@n8n/n8n-nodes-langchain.chainRetrievalQa",
      "position": [
        0,
        0
      ],
      "parameters": {
        "text": "={{ $json.MESSAGE_ORI }}",
        "options": {
          "systemPromptTemplate": "=Use the following pieces of context to answer the user's question.\nIf you don't know the answer, just say that you don't know, don't try to make up an answer.\n\n----------------\n{context}\n\nYour response must contain **only** the following key-value pairs:\n- `\"DIALOG_ID\"`: **Use exactly** this value from the input: `{{ $json.DIALOG_ID }}`\n- `\"AUTH\"`: **Use exactly** this value from the input: `{{ $json.AUTH }}`\n- `\"DOMAIN\"`: **Use exactly** this value from the input: `{{ $json.DOMAIN }}`\n- `\"MESSAGE\"`: **Your AI-generated response**, based on the conversation history and the user's input.\n\n**Do not modify** the values of `\"DIALOG_ID\"`, `\"AUTH\"`, or `\"DOMAIN\"`. They must remain exactly as received from the input.  \nThe `\"MESSAGE\"` field must contain a relevant and clear response.\n\nIf the user asks **\"find out more about me\"**, respond with:  \n*\"I am a Retrieval-Augmented Generation (RAG) system that answers questions based on uploaded documents and provided context.\"*"
        },
        "promptType": "define"
      },
      "typeVersion": 1.4
    },
    {
      "id": "fb19f0b5-72cb-4ccd-ac0e-75ea3a32c9cc",
      "name": "Prepare output parameters",
      "type": "n8n-nodes-base.set",
      "position": [
        440,
        60
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "ef09b5f8-2111-4731-8317-e338885a10c3",
              "name": "data",
              "type": "object",
              "value": "={{ $json.response.text.removeMarkdown().replace(/`+$/, '')}}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "52429ac1-d738-49d7-81a8-725df6587312",
      "name": "Embeddings Ollama1",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOllama",
      "position": [
        360,
        600
      ],
      "parameters": {
        "model": "nomic-embed-text:latest"
      },
      "typeVersion": 1
    },
    {
      "id": "bade110b-d252-4633-9ecf-44a42772b8d5",
      "name": "Google Gemini Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
      "position": [
        -60,
        300
      ],
      "parameters": {
        "options": {},
        "modelName": "models/gemini-2.0-flash"
      },
      "typeVersion": 1
    },
    {
      "id": "41eb5179-6195-485b-848b-46bb997de38e",
      "name": "Qdrant Vector Store1",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreQdrant",
      "position": [
        160,
        420
      ],
      "parameters": {
        "options": {},
        "qdrantCollection": {
          "__rl": true,
          "mode": "list",
          "value": "bitrix-docs",
          "cachedResultName": "bitrix-docs"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "484cbc38-4c6f-4d3d-9409-b04df2c7e102",
      "name": "Execute subworkflow",
      "type": "n8n-nodes-base.executeWorkflow",
      "position": [
        200,
        1340
      ],
      "parameters": {
        "options": {},
        "workflowId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $workflow.id }}"
        }
      },
      "typeVersion": 1.1
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "e3e24337-997c-4ce2-b8c1-3e6f8b9eb85c",
  "connections": {
    "Credentials": {
      "main": [
        [
          {
            "node": "Validate Token",
            "type": "main",
            "index": 0
          },
          {
            "node": "Merge parameters for Subworkflow",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "Route Event": {
      "main": [
        [
          {
            "node": "Process Message",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Process Join",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Process Install",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Process Delete",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Process Join": {
      "main": [
        [
          {
            "node": "Send Join Message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Register Bot": {
      "main": [
        [
          {
            "node": "Success Response",
            "type": "main",
            "index": 0
          },
          {
            "node": "Merge parameters for Subworkflow",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Send Message": {
      "main": [
        [
          {
            "node": "Success Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Download file": {
      "main": [
        [
          {
            "node": "Move files to Vector stored folder",
            "type": "main",
            "index": 0
          },
          {
            "node": "Qdrant Vector Store",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Process Delete": {
      "main": [
        [
          {
            "node": "Success Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Validate Token": {
      "main": [
        [
          {
            "node": "Route Event",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Error Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Process Install": {
      "main": [
        [
          {
            "node": "Register Bot",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Process Message": {
      "main": [
        [
          {
            "node": "Question and Answer Chain",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Bitrix24 Handler": {
      "main": [
        [
          {
            "node": "Credentials",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Filter for files": {
      "main": [
        [
          {
            "node": "Download file",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Embeddings Ollama": {
      "ai_embedding": [
        [
          {
            "node": "Qdrant Vector Store",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "Send Join Message": {
      "main": [
        [
          {
            "node": "Success Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Embeddings Ollama1": {
      "ai_embedding": [
        [
          {
            "node": "Qdrant Vector Store1",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "Default Data Loader": {
      "ai_document": [
        [
          {
            "node": "Qdrant Vector Store",
            "type": "ai_document",
            "index": 0
          }
        ]
      ]
    },
    "Execute subworkflow": {
      "main": [
        [
          {
            "node": "Success Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Qdrant Vector Store1": {
      "ai_vectorStore": [
        [
          {
            "node": "Vector Store Retriever",
            "type": "ai_vectorStore",
            "index": 0
          }
        ]
      ]
    },
    "Vector Store Retriever": {
      "ai_retriever": [
        [
          {
            "node": "Question and Answer Chain",
            "type": "ai_retriever",
            "index": 0
          }
        ]
      ]
    },
    "Execute Workflow Trigger": {
      "main": [
        [
          {
            "node": "Get a list of available storages",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Google Gemini Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Question and Answer Chain",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Prepare output parameters": {
      "main": [
        [
          {
            "node": "Send Message",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Question and Answer Chain": {
      "main": [
        [
          {
            "node": "Prepare output parameters",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get a list of Folders files": {
      "main": [
        [
          {
            "node": "Split Out folder files and folders",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get a list of available storages": {
      "main": [
        [
          {
            "node": "Get a list of List of Files and Folders",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Merge parameters for Subworkflow": {
      "main": [
        [
          {
            "node": "Execute subworkflow",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Recursive Character Text Splitter": {
      "ai_textSplitter": [
        [
          {
            "node": "Default Data Loader",
            "type": "ai_textSplitter",
            "index": 0
          }
        ]
      ]
    },
    "Split Out folder files and folders": {
      "main": [
        [
          {
            "node": "Filter for files",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get a list of List of Files and Folders": {
      "main": [
        [
          {
            "node": "Get a list of Folders files",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
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About this workflow

Transform your Bitrix24 Open Line channels with an intelligent chatbot that leverages Retrieval-Augmented Generation (RAG) technology to provide accurate, document-based responses to customer inquiries in real-time.

Source: https://n8n.io/workflows/3094/ — original creator credit. Request a take-down →

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