Workflow: build automation using n8n for Splitout Limit Automation Webhook
Integrations: html, httpRequest, limit, manualTrigger, merge, set, splitOut, stickyNote

{"meta": {"instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9", "templateCredsSetupCompleted": true}, "nodes": [{"id": "a9048293-787d-44d6-b995-d329b2495048", "name": "When clicking \"Execute Workflow\"", "type": "n8n-nodes-base.manualTrigger", "position": [-1920, 1380], "parameters": {}, "typeVersion": 1}, {"id": "56017e8b-2f2e-4f40-9325-184ea01a18be", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [-1720, 1260], "parameters": {"width": 1071.752021563343, "height": 285.66037735849045, "content": "## Scrape latest Paul Graham essays"}, "typeVersion": 1}, {"id": "aa855d7c-6602-4242-bc84-56fed7c27c26", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [-600, 1260], "parameters": {"width": 625, "height": 607, "content": "## Summarize them with GPT"}, "typeVersion": 1}, {"id": "1a38e545-6d3b-40b2-a3ff-6f91fdd772de", "name": "Fetch Essay List", "type": "n8n-nodes-base.httpRequest", "position": [-1640, 1380], "parameters": {"url": "http://www.paulgraham.com/articles.html", "options": {}}, "typeVersion": 4.2}, {"id": "bd713892-356b-4a9c-b076-000bd4f1f1ba", "name": "OpenAI Chat Model", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [-380, 1600], "parameters": {"model": {"__rl": true, "mode": "list", "value": "gpt-4o-mini"}, "options": {}}, "credentials": {"openAiApi": {"id": "8gccIjcuf3gvaoEr", "name": "OpenAi account"}}, "typeVersion": 1.2}, {"id": "4d7359ab-ba87-4756-8168-f2b987aac2fc", "name": "Extract essay names", "type": "n8n-nodes-base.html", "position": [-1440, 1380], "parameters": {"options": {}, "operation": "extractHtmlContent", "extractionValues": {"values": [{"key": "essay", "attribute": "href", "cssSelector": "table table a", "returnArray": true, "returnValue": "attribute"}]}}, "typeVersion": 1.2}, {"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}, {"id": "a057d3cb-b7fb-4b4d-810a-e4de3ac10702", "name": "Fetch essay texts", "type": "n8n-nodes-base.httpRequest", "position": [-840, 1380], "parameters": {"url": "=http://www.paulgraham.com/{{ $json.essay }}", "options": {}}, "typeVersion": 4.2}, {"id": "98164d8c-3d6f-485d-93b6-1da3e8ae7ca8", "name": "Extract title", "type": "n8n-nodes-base.html", "position": [-340, 1080], "parameters": {"options": {}, "operation": "extractHtmlContent", "extractionValues": {"values": [{"key": "title", "cssSelector": "title"}]}}, "typeVersion": 1.2}, {"id": "fc0b6230-d169-4b20-803b-1896982c37c3", "name": "Summarization Chain", "type": "@n8n/n8n-nodes-langchain.chainSummarization", "position": [-340, 1380], "parameters": {"options": {}, "operationMode": "documentLoader"}, "typeVersion": 2}, {"id": "a656524a-9f77-4922-9de7-e2221ac82b70", "name": "Clean up", "type": "n8n-nodes-base.set", "position": [360, 1380], "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 }}"}]}}, "typeVersion": 3.4}, {"id": "da738af0-7302-442d-bdc8-c9771be10794", "name": "Merge", "type": "n8n-nodes-base.merge", "position": [160, 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": [-180, 1720], "parameters": {"options": {}, "chunkSize": 6000}, "typeVersion": 1}, {"id": "278eed78-3489-41e3-b4d2-a2de788fcd21", "name": "Limit to first 3", "type": "n8n-nodes-base.limit", "position": [-1040, 1380], "parameters": {"maxItems": 3}, "typeVersion": 1}, {"id": "028147d1-2a45-416d-91d0-40a0af2747f5", "name": "Extract Text Only", "type": "n8n-nodes-base.html", "position": [-520, 1380], "parameters": {"options": {}, "operation": "extractHtmlContent", "extractionValues": {"values": [{"key": "data", "cssSelector": "body", "skipSelectors": "img,nav"}]}}, "typeVersion": 1.2}], "pinData": {}, "connections": {"Merge": {"main": [[{"node": "Clean up", "type": "main", "index": 0}]]}, "Extract title": {"main": [[{"node": "Merge", "type": "main", "index": 0}]]}, "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}]]}, "Extract Text Only": {"main": [[{"node": "Summarization Chain", "type": "main", "index": 0}]]}, "Fetch essay texts": {"main": [[{"node": "Extract title", "type": "main", "index": 0}, {"node": "Extract Text Only", "type": "main", "index": 0}]]}, "OpenAI Chat Model": {"ai_languageModel": [[{"node": "Summarization Chain", "type": "ai_languageModel", "index": 0}]]}, "Default Data Loader": {"ai_document": [[{"node": "Summarization Chain", "type": "ai_document", "index": 0}]]}, "Extract essay names": {"main": [[{"node": "Split out into items", "type": "main", "index": 0}]]}, "Summarization Chain": {"main": [[{"node": "Merge", "type": "main", "index": 1}]]}, "Split out into items": {"main": [[{"node": "Limit to first 3", "type": "main", "index": 0}]]}, "When clicking \"Execute Workflow\"": {"main": [[{"node": "Fetch Essay List", "type": "main", "index": 0}]]}, "Recursive Character Text Splitter": {"ai_textSplitter": [[{"node": "Default Data Loader", "type": "ai_textSplitter", "index": 0}]]}}}