n8n-workflows/workflows/1243_Splitout_Limit_Automation_Webhook.json

{
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  "meta": {
    "instanceId": "2c4c1e23e7b067270c08aab616bada21d0c384d16f212b23cf1143c6baa09219",
    "templateCredsSetupCompleted": true
  },
  "name": "Agent Milvus tool",
  "tags": [
    {
      "id": "msnDWKHQmwMDxWQH",
      "name": "Milvus",
      "createdAt": "2025-04-16T12:48:14.539Z",
      "updatedAt": "2025-04-16T12:48:14.539Z"
    },
    {
      "id": "tnCpo8hq8uKrdASK",
      "name": "AI",
      "createdAt": "2025-04-16T12:47:57.976Z",
      "updatedAt": "2025-04-16T12:47:57.976Z"
    }
  ],
  "nodes": [
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      "name": "When clicking \"Execute Workflow\"",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
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        -40
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "c0665cc9-2bce-48db-a3bc-15baac68e569",
      "name": "Fetch Essay List",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        -20,
        -40
      ],
      "parameters": {
        "url": "http://www.paulgraham.com/articles.html",
        "options": {}
      },
      "typeVersion": 4.2
    },
    {
      "id": "00bcdc0b-eb6d-41eb-ac0d-a6710d6232e4",
      "name": "Extract essay names",
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      "position": [
        180,
        -40
      ],
      "parameters": {
        "options": {},
        "operation": "extractHtmlContent",
        "extractionValues": {
          "values": [
            {
              "key": "essay",
              "attribute": "href",
              "cssSelector": "table table a",
              "returnArray": true,
              "returnValue": "attribute"
            }
          ]
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "523c319e-d1c7-4214-a725-dc557f6471a2",
      "name": "Split out into items",
      "type": "n8n-nodes-base.splitOut",
      "position": [
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        -40
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "essay"
      },
      "typeVersion": 1
    },
    {
      "id": "be155368-99f5-43b3-ba6c-50cccf2b72d2",
      "name": "Fetch essay texts",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
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      ],
      "parameters": {
        "url": "=http://www.paulgraham.com/{{ $json.essay }}",
        "options": {}
      },
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    },
    {
      "id": "92af113c-dd71-4ddd-b50a-f5932392ed82",
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      "position": [
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        -40
      ],
      "parameters": {
        "maxItems": 3
      },
      "typeVersion": 1
    },
    {
      "id": "1a1893c4-e8b2-454a-b49f-a0b0f3c01aca",
      "name": "Extract Text Only",
      "type": "n8n-nodes-base.html",
      "position": [
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      ],
      "parameters": {
        "options": {},
        "operation": "extractHtmlContent",
        "extractionValues": {
          "values": [
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              "key": "data",
              "cssSelector": "body",
              "skipSelectors": "img,nav"
            }
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      },
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      "name": "Sticky Note3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -100,
        -160
      ],
      "parameters": {
        "width": 1071.752021563343,
        "height": 285.66037735849045,
        "content": "## Scrape latest Paul Graham essays"
      },
      "typeVersion": 1
    },
    {
      "id": "dfb0cb32-9d7c-4588-b75e-0b79231eb72a",
      "name": "Sticky Note5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1020,
        -160
      ],
      "parameters": {
        "width": 625,
        "height": 607,
        "content": "## Load into Milvus vector database"
      },
      "typeVersion": 1
    },
    {
      "id": "862a1a02-50e2-42af-9fa9-eb3a4f2ca463",
      "name": "Recursive Character Text Splitter1",
      "type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
      "position": [
        1440,
        300
      ],
      "parameters": {
        "options": {},
        "chunkSize": 6000
      },
      "typeVersion": 1
    },
    {
      "id": "91ac110a-57db-44b1-b22f-d2a63f22f173",
      "name": "Milvus Vector Store",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreMilvus",
      "position": [
        1320,
        -40
      ],
      "parameters": {
        "mode": "insert",
        "options": {
          "clearCollection": true
        },
        "milvusCollection": {
          "__rl": true,
          "mode": "list",
          "value": "n8n_test",
          "cachedResultName": "n8n_test"
        }
      },
      "credentials": {
        "milvusApi": {
          "id": "8tMHHoLiWXIAXa7S",
          "name": "Milvus account"
        }
      },
      "typeVersion": 1.1
    },
    {
      "id": "456e917f-d466-4ec8-8df9-3774ba58151d",
      "name": "AI Agent",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
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        360
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.9
    },
    {
      "id": "a5c5f308-097d-4fe0-92be-d717fd1e0b74",
      "name": "When chat message received",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "position": [
        -280,
        360
      ],
      "webhookId": "cd2703a7-f912-46fe-8787-3fb83ea116ab",
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "dc352f07-335f-47cb-8270-32a4a0b87df7",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -460,
        -200
      ],
      "parameters": {
        "width": 280,
        "height": 180,
        "content": "## Step 1\n1. Set up a Milvus server based on [this guide](https://milvus.io/docs/install_standalone-docker-compose.md). And then create a collection named `n8n_test`.\n2. Click this workflow to load scrape and load Paul Graham essays to Milvus collection.\n"
      },
      "typeVersion": 1
    },
    {
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      "name": "Default Data Loader",
      "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
      "position": [
        1360,
        180
      ],
      "parameters": {
        "options": {},
        "jsonData": "={{ $('Extract Text Only').item.json.data }}",
        "jsonMode": "expressionData"
      },
      "typeVersion": 1
    },
    {
      "id": "5b202001-525c-4481-a263-56b69c9b1bd8",
      "name": "Milvus Vector Store as tool",
      "type": "@n8n/n8n-nodes-langchain.vectorStoreMilvus",
      "position": [
        180,
        560
      ],
      "parameters": {
        "mode": "retrieve-as-tool",
        "toolName": "milvus_knowledge_base",
        "toolDescription": "useful when you need to retrieve information",
        "milvusCollection": {
          "__rl": true,
          "mode": "list",
          "value": "n8n_test",
          "cachedResultName": "n8n_test"
        }
      },
      "credentials": {
        "milvusApi": {
          "id": "8tMHHoLiWXIAXa7S",
          "name": "Milvus account"
        }
      },
      "typeVersion": 1.1
    },
    {
      "id": "6b5b95c7-dde2-4c3f-952b-97a8f5c267c9",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -460,
        260
      ],
      "parameters": {
        "width": 280,
        "height": 120,
        "content": "## Step 2\nStart to chat with the AI Agent with Milvus tool"
      },
      "typeVersion": 1
    },
    {
      "id": "5ccfe636-2bb3-4026-98f0-57ba8d5780f0",
      "name": "Embeddings OpenAI",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
      "position": [
        1220,
        200
      ],
      "parameters": {
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "hH2PTDH4fbS7fdPv",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "982622e9-af05-4ee2-ae7d-166c47f75ce9",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        20,
        560
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o-mini"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "hH2PTDH4fbS7fdPv",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "abd97878-cce6-44a0-8bae-91536ea48b6b",
      "name": "Embeddings OpenAI1",
      "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
      "position": [
        200,
        740
      ],
      "parameters": {
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "hH2PTDH4fbS7fdPv",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "00d49aab-3200-44fc-a0fc-8f7f22998617",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -80,
        300
      ],
      "parameters": {
        "color": 7,
        "width": 574,
        "height": 629,
        "content": ""
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "8e6f0bb5-1fb5-48fc-8a1f-488362be4ef7",
  "connections": {
    "Fetch Essay List": {
      "main": [
        [
          {
            "node": "Extract essay names",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Limit to first 3": {
      "main": [
        [
          {
            "node": "Fetch essay texts",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Embeddings OpenAI": {
      "ai_embedding": [
        [
          {
            "node": "Milvus Vector Store",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "Extract Text Only": {
      "main": [
        [
          {
            "node": "Milvus Vector Store",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Fetch essay texts": {
      "main": [
        [
          {
            "node": "Extract Text Only",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "AI Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Embeddings OpenAI1": {
      "ai_embedding": [
        [
          {
            "node": "Milvus Vector Store as tool",
            "type": "ai_embedding",
            "index": 0
          }
        ]
      ]
    },
    "Default Data Loader": {
      "ai_document": [
        [
          {
            "node": "Milvus Vector Store",
            "type": "ai_document",
            "index": 0
          }
        ]
      ]
    },
    "Extract essay names": {
      "main": [
        [
          {
            "node": "Split out into items",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split out into items": {
      "main": [
        [
          {
            "node": "Limit to first 3",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "When chat message received": {
      "main": [
        [
          {
            "node": "AI Agent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Milvus Vector Store as tool": {
      "ai_tool": [
        [
          {
            "node": "AI Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "When clicking \"Execute Workflow\"": {
      "main": [
        [
          {
            "node": "Fetch Essay List",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Recursive Character Text Splitter1": {
      "ai_textSplitter": [
        [
          {
            "node": "Default Data Loader",
            "type": "ai_textSplitter",
            "index": 0
          }
        ]
      ]
    }
  }
}