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

{"meta": {"instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9"}, "nodes": [{"id": "67850bd7-f9f4-4d5b-8c9e-bd1451247ba6", "name": "When clicking \"Execute Workflow\"", "type": "n8n-nodes-base.manualTrigger", "position": [-740, 1000], "parameters": {}, "typeVersion": 1}, {"id": "0d9133f9-b6d3-4101-95c6-3cd24cdb70c3", "name": "Fetch essay list", "type": "n8n-nodes-base.httpRequest", "position": [-520, 1000], "parameters": {"url": "http://www.paulgraham.com/articles.html", "options": {}}, "typeVersion": 4.1}, {"id": "ee634297-a456-4f70-a995-55b02950571e", "name": "Extract essay names", "type": "n8n-nodes-base.html", "position": [-300, 1000], "parameters": {"options": {}, "operation": "extractHtmlContent", "dataPropertyName": "=data", "extractionValues": {"values": [{"key": "essay", "attribute": "href", "cssSelector": "table table a", "returnArray": true, "returnValue": "attribute"}]}}, "typeVersion": 1}, {"id": "83d75693-dbb8-44c4-8533-da06f611c59c", "name": "Fetch essay texts", "type": "n8n-nodes-base.httpRequest", "position": [360, 1000], "parameters": {"url": "=http://www.paulgraham.com/{{ $json.essay }}", "options": {}}, "typeVersion": 4.1}, {"id": "151022b5-8570-4176-bf3f-137f27ac7036", "name": "Extract title", "type": "n8n-nodes-base.html", "position": [700, 700], "parameters": {"options": {}, "operation": "extractHtmlContent", "extractionValues": {"values": [{"key": "title", "cssSelector": "title"}]}}, "typeVersion": 1}, {"id": "07bcf095-3c4d-4a72-9bcb-341411750ff5", "name": "Clean up", "type": "n8n-nodes-base.set", "position": [1360, 980], "parameters": {"fields": {"values": [{"name": "title", "stringValue": "={{ $json.title }}"}, {"name": "summary", "stringValue": "={{ $json.response.text }}"}, {"name": "url", "stringValue": "=http://www.paulgraham.com/{{ $('Limit to first 3').item.json.essay }}"}]}, "include": "none", "options": {}}, "typeVersion": 3}, {"id": "11285de0-3c5d-4296-a322-9b7585af9acc", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [-580, 920], "parameters": {"width": 1071.752021563343, "height": 285.66037735849045, "content": "## Scrape latest Paul Graham essays"}, "typeVersion": 1}, {"id": "c32f905d-dd7a-4b68-bbe0-dd8115ee0944", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [620, 920], "parameters": {"width": 465.3908355795153, "height": 606.7924528301882, "content": "## Summarize them with GPT"}, "typeVersion": 1}, {"id": "29d264f4-df6d-4a41-ab38-58e1b1becc9a", "name": "Split out into items", "type": "n8n-nodes-base.splitOut", "position": [-80, 1000], "parameters": {"options": {}, "fieldToSplitOut": "essay"}, "typeVersion": 1}, {"id": "ccfa3a1d-f170-44b4-a1f2-3573c88cae98", "name": "Limit to first 3", "type": "n8n-nodes-base.limit", "position": [140, 1000], "parameters": {"maxItems": 3}, "typeVersion": 1}, {"id": "c3d05068-9d1a-4ef5-8249-e7384dc617ee", "name": "Default Data Loader", "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader", "position": [820, 1200], "parameters": {"options": {}}, "typeVersion": 1}, {"id": "db75adad-cb16-4e72-b16e-34684a733b05", "name": "Recursive Character Text Splitter", "type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter", "position": [820, 1340], "parameters": {"options": {}}, "typeVersion": 1}, {"id": "022cc091-9b4c-45c2-bc8e-4037ec2d0d60", "name": "OpenAI Chat Model1", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [680, 1200], "parameters": {"model": "gpt-4o-mini", "options": {}}, "credentials": {"openAiApi": {"id": "8gccIjcuf3gvaoEr", "name": "OpenAi account"}}, "typeVersion": 1}, {"id": "cda47bb7-36c5-4d15-a1ef-0c66b1194825", "name": "Merge", "type": "n8n-nodes-base.merge", "position": [1160, 980], "parameters": {"mode": "combine", "options": {}, "combineBy": "combineByPosition"}, "typeVersion": 3}, {"id": "28144e4c-e425-428d-b3d1-f563bfd4e5b3", "name": "Summarization Chain", "type": "@n8n/n8n-nodes-langchain.chainSummarization", "position": [720, 1000], "parameters": {"options": {}, "operationMode": "documentLoader"}, "typeVersion": 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}]]}, "Fetch essay texts": {"main": [[{"node": "Extract title", "type": "main", "index": 0}, {"node": "Summarization Chain", "type": "main", "index": 0}]]}, "OpenAI Chat Model1": {"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}]]}}}