n8n-workflows/workflows/0318_Splitout_Limit_Automation_Webhook.json

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  "nodes": [
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      "id": "a9048293-787d-44d6-b995-d329b2495048",
      "name": "When clicking \"Execute Workflow\"",
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      "position": [
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      "parameters": {},
      "typeVersion": 1
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      "parameters": {
        "width": 1071.752021563343,
        "height": 285.66037735849045,
        "content": "## Scrape latest Paul Graham essays"
      },
      "typeVersion": 1
    },
    {
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      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      "parameters": {
        "width": 625,
        "height": 607,
        "content": "## Summarize them with GPT"
      },
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      "name": "Fetch Essay List",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
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      ],
      "parameters": {
        "url": "http://www.paulgraham.com/articles.html",
        "options": {}
      },
      "typeVersion": 4.2
    },
    {
      "id": "bd713892-356b-4a9c-b076-000bd4f1f1ba",
      "name": "OpenAI Chat Model",
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      "position": [
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      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o-mini"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "8gccIjcuf3gvaoEr",
          "name": "OpenAi account"
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      "name": "Extract essay names",
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      "position": [
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      "parameters": {
        "options": {},
        "operation": "extractHtmlContent",
        "extractionValues": {
          "values": [
            {
              "key": "essay",
              "attribute": "href",
              "cssSelector": "table table a",
              "returnArray": true,
              "returnValue": "attribute"
            }
          ]
        }
      },
      "typeVersion": 1.2
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    {
      "id": "8342d13f-879d-426b-ba28-ab696dd7f155",
      "name": "Split out into items",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        -1240,
        1380
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "essay"
      },
      "typeVersion": 1
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      "id": "a057d3cb-b7fb-4b4d-810a-e4de3ac10702",
      "name": "Fetch essay texts",
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      "position": [
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      ],
      "parameters": {
        "url": "=http://www.paulgraham.com/{{ $json.essay }}",
        "options": {}
      },
      "typeVersion": 4.2
    },
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      "id": "98164d8c-3d6f-485d-93b6-1da3e8ae7ca8",
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      "position": [
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      "parameters": {
        "options": {},
        "operation": "extractHtmlContent",
        "extractionValues": {
          "values": [
            {
              "key": "title",
              "cssSelector": "title"
            }
          ]
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      },
      "typeVersion": 1.2
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      "name": "Summarization Chain",
      "type": "@n8n/n8n-nodes-langchain.chainSummarization",
      "position": [
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        1380
      ],
      "parameters": {
        "options": {},
        "operationMode": "documentLoader"
      },
      "typeVersion": 2
    },
    {
      "id": "a656524a-9f77-4922-9de7-e2221ac82b70",
      "name": "Clean up",
      "type": "n8n-nodes-base.set",
      "position": [
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      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "7b337b47-a1c6-470e-881f-0c038b4917e5",
              "name": "title",
              "type": "string",
              "value": "={{ $json.title }}"
            },
            {
              "id": "ca820521-4fff-4971-84b5-e6e2dbd8bb7a",
              "name": "summary",
              "type": "string",
              "value": "={{ $json.response.text }}"
            },
            {
              "id": "0fd9b5e3-44dd-49a3-82c1-3a4aa4698376",
              "name": "url",
              "type": "string",
              "value": "=http://www.paulgraham.com/{{ $('Limit to first 3').first().json.essay }}"
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      "type": "n8n-nodes-base.merge",
      "position": [
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        1380
      ],
      "parameters": {
        "mode": "combine",
        "options": {},
        "combineBy": "combineByPosition"
      },
      "typeVersion": 3
    },
    {
      "id": "adf51f27-8d3e-49a8-b850-7990d355dc81",
      "name": "Default Data Loader",
      "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
      "position": [
        -260,
        1600
      ],
      "parameters": {
        "options": {},
        "jsonData": "={{ $('Extract Text Only').item.json.data }}",
        "jsonMode": "expressionData"
      },
      "typeVersion": 1
    },
    {
      "id": "f57c5908-4ae3-4ce1-a74b-0fc393792c21",
      "name": "Recursive Character Text Splitter",
      "type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
      "position": [
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        1720
      ],
      "parameters": {
        "options": {},
        "chunkSize": 6000
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      "typeVersion": 1
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      "id": "278eed78-3489-41e3-b4d2-a2de788fcd21",
      "name": "Limit to first 3",
      "type": "n8n-nodes-base.limit",
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      "parameters": {
        "maxItems": 3
      },
      "typeVersion": 1
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      "name": "Extract Text Only",
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      "parameters": {
        "options": {},
        "operation": "extractHtmlContent",
        "extractionValues": {
          "values": [
            {
              "key": "data",
              "cssSelector": "body",
              "skipSelectors": "img,nav"
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            "type": "main",
            "index": 0
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            "index": 0
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            "node": "Fetch essay texts",
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            "node": "Summarization Chain",
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            "index": 0
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            "node": "Extract title",
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            "node": "Extract Text Only",
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            "index": 0
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      "ai_languageModel": [
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          {
            "node": "Summarization Chain",
            "type": "ai_languageModel",
            "index": 0
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      "ai_document": [
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          {
            "node": "Summarization Chain",
            "type": "ai_document",
            "index": 0
          }
        ]
      ]
    },
    "Extract essay names": {
      "main": [
        [
          {
            "node": "Split out into items",
            "type": "main",
            "index": 0
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    "Summarization Chain": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 1
          }
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            "node": "Fetch Essay List",
            "type": "main",
            "index": 0
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      "ai_textSplitter": [
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            "node": "Default Data Loader",
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