{ "id": "HlVn82cNQLDWx73K", "meta": { "templateCredsSetupCompleted": true }, "name": "AI Newsletter Builder: Crawl Sites with Dumpling AI, Summarize with GPT-4o", "tags": [], "nodes": [ { "id": "b607052f-8712-4cce-977e-6216da30a144", "name": "Start Workflow Manually", "type": "n8n-nodes-base.manualTrigger", "position": [ -800, -160 ], "parameters": {}, "typeVersion": 1 }, { "id": "5bf110b3-a678-4a34-a4c9-3a87ab22774f", "name": "Get Website URLs from Google Sheet", "type": "n8n-nodes-base.googleSheets", "position": [ -580, -160 ], "parameters": { "options": {}, "sheetName": { "__rl": true, "mode": "list", "value": "", "cachedResultUrl": "https://docs.google.com/spreadsheets/d/10AQk_0kG8d0fa7gwbm0W8f9CyMZ9syPGksQoMNBkut4/edit#gid=0", "cachedResultName": "Sheet1" }, "documentId": { "__rl": true, "mode": "list", "value": "", "cachedResultUrl": "https://docs.google.com/spreadsheets/d/10AQk_0kG8d0fa7gwbm0W8f9CyMZ9syPGksQoMNBkut4/edit?usp=drivesdk", "cachedResultName": "sites" } }, "credentials": { "googleSheetsOAuth2Api": { "name": "" } }, "typeVersion": 4.5 }, { "id": "a996f64a-bb61-493d-90ca-dce9d465fd58", "name": "Crawl and Extract Site Content with Dumpling AI", "type": "n8n-nodes-base.httpRequest", "position": [ -360, -160 ], "parameters": { "url": "https://app.dumplingai.com/api/v1/crawl", "method": "POST", "options": {}, "jsonBody": "={\n \"url\": \"{{ $json.websites }}\", \n \"limit\": \"5\",\n \"depth\": \"2\", \n \"format\": \"text\"\n}", "sendBody": true, "specifyBody": "json", "authentication": "genericCredentialType", "genericAuthType": "httpHeaderAuth" }, "credentials": { "httpHeaderAuth": { "name": "" } }, "typeVersion": 4.2 }, { "id": "01d0b913-cfdc-4144-8556-d5c18221cf7c", "name": "Split Extracted Results into Individual Items", "type": "n8n-nodes-base.splitOut", "position": [ -140, -160 ], "parameters": { "options": {}, "fieldToSplitOut": "results" }, "typeVersion": 1 }, { "id": "9d69abfa-c867-4fbc-83a2-58723f3c4dfb", "name": "Map Title, URL, and Page Text", "type": "n8n-nodes-base.set", "position": [ 80, -160 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "51ae9a51-06f4-46b1-979e-578eb5dc361c", "name": "metadata.title", "type": "string", "value": "={{ $json.metadata.title }}" }, { "id": "2f16ef6f-cc2f-4a4d-a5e7-3cdde3465398", "name": "content", "type": "string", "value": "={{ $json.content }}" }, { "id": "31ac95b7-beeb-4b3b-8e52-ed75027ae379", "name": "metadata.original_url", "type": "string", "value": "={{ $json.metadata.original_url }}" } ] } }, "typeVersion": 3.4 }, { "id": "eaaa909d-92df-4837-a474-d533577c5621", "name": " Combine Articles into Single Prompt Format", "type": "n8n-nodes-base.code", "position": [ 300, -160 ], "parameters": { "jsCode": "let output = '';\nitems.forEach((item, index) => {\n const title = item.json.metadata?.title || 'No title';\n const url = item.json.metadata?.original_url || 'No URL';\n const content = item.json.content || 'No content';\n\n output += `${index + 1}. ${title}\\n${url}\\n${content}\\n\\n`;\n});\n\nreturn [{ json: { aggregatedArticles: output } }];\n" }, "typeVersion": 2 }, { "id": "b2691018-fa64-4a55-a5e9-e68733ab9a7a", "name": " Generate HTML Newsletter with Subject Using GPT-4o", "type": "@n8n/n8n-nodes-langchain.openAi", "position": [ 520, -160 ], "parameters": { "modelId": { "__rl": true, "mode": "list", "value": "gpt-4o", "cachedResultName": "GPT-4O" }, "options": {}, "messages": { "values": [ { "content": "=You are a newsletter assistant that creates a compelling subject line and summarizes a list of articles in engaging, well-structured HTML format.\n\nInstructions:\n\n1. Read the list of articles. Each article includes a title, content, and original URL.\n2. First, generate a short, catchy subject line for the newsletter based on the overall theme of the articles.\n3. Then, for each article:\n - Write the title inside an

tag.\n - Summarize the article in 2 to 3 engaging sentences inside a

tag.\n - Below the summary, write: \u201cTo read more, click the link:\u201d and include the original URL as a clickable link inside another

tag.\n - Add a
to separate entries.\n\nReturn the result in this JSON format:\n\n{\n \"subject\": \"[Newsletter subject line]\",\n \"body\": \"[HTML body with all the articles]\"\n}\n\nOnly output the JSON. Do not explain anything else.\n\n\n\nHere is the input:{{ $json.aggregatedArticles }}\n\n" } ] }, "jsonOutput": true }, "credentials": { "openAiApi": { "name": "" } }, "typeVersion": 1.8 }, { "id": "c1266ac2-e2c0-4258-be9d-08c1ae6f3727", "name": "Send Newsletter via Gmail", "type": "n8n-nodes-base.gmail", "position": [ 896, -160 ], "parameters": { "sendTo": "", "message": "={{ $json.message.content.body }}", "options": { "appendAttribution": false }, "subject": "={{ $json.message.content.subject }}" }, "credentials": { "gmailOAuth2": { "name": "" } }, "typeVersion": 2.1 }, { "id": "25e0a2b5-5c27-4176-b9d8-4e91d15d86cc", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -800, -360 ], "parameters": { "width": 680, "height": 200, "content": "### \ud83c\udf10 Get Website Content Using Dumpling AI\n\nThis section starts with a manual trigger, then fetches a list of website URLs from a connected Google Sheet. Each URL is sent to Dumpling AI\u2019s crawl endpoint, which extracts readable content up to a set depth. The response is an array of article-like results. These are then split one by one for individual processing. The `Set` node maps key fields such as the original URL, article title, and cleaned content for each page.\n" }, "typeVersion": 1 }, { "id": "9ca5931f-6637-4371-8830-d73801381276", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ 300, -360 ], "parameters": { "color": 4, "width": 660, "height": 220, "content": "### \ud83e\udde0 Summarize and Email AI-Generated Newsletter\n\nAfter extracting and mapping each article\u2019s data, the `Code` node formats all the articles into a readable string prompt. GPT-4o is used to create a newsletter-style HTML body and catchy subject line based on the content. Finally, the result is sent using the Gmail node, delivering a ready-to-send AI-generated newsletter straight to the recipient\u2019s inbox.\n" }, "typeVersion": 1 } ], "active": false, "settings": { "executionOrder": "v1" }, "versionId": "a86325fc-4f26-4052-8883-ec983049f51d", "connections": { "Start Workflow Manually": { "main": [ [ { "node": "Get Website URLs from Google Sheet", "type": "main", "index": 0 } ] ] }, "Map Title, URL, and Page Text": { "main": [ [ { "node": " Combine Articles into Single Prompt Format", "type": "main", "index": 0 } ] ] }, "Get Website URLs from Google Sheet": { "main": [ [ { "node": "Crawl and Extract Site Content with Dumpling AI", "type": "main", "index": 0 } ] ] }, " Combine Articles into Single Prompt Format": { "main": [ [ { "node": " Generate HTML Newsletter with Subject Using GPT-4o", "type": "main", "index": 0 } ] ] }, "Split Extracted Results into Individual Items": { "main": [ [ { "node": "Map Title, URL, and Page Text", "type": "main", "index": 0 } ] ] }, "Crawl and Extract Site Content with Dumpling AI": { "main": [ [ { "node": "Split Extracted Results into Individual Items", "type": "main", "index": 0 } ] ] }, " Generate HTML Newsletter with Subject Using GPT-4o": { "main": [ [ { "node": "Send Newsletter via Gmail", "type": "main", "index": 0 } ] ] } } }