moosa This workflow corresponds to n8n.io template #8358 — we link there as the canonical source.
This workflow follows the Chainsummarization → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"meta": {
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "3b5b2708-da04-420a-aa33-498cd726ab8d",
"name": "Schedule Trigger",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
0,
-224
],
"parameters": {
"rule": {
"interval": [
{
"triggerAtHour": 20
}
]
}
},
"typeVersion": 1.2
},
{
"id": "602ac44e-3936-4cfe-81fc-0c89aa180904",
"name": "Discord",
"type": "n8n-nodes-base.discord",
"position": [
2272,
-224
],
"parameters": {
"files": {
"values": [
{}
]
},
"content": "= {{ $('separate text and markdown').item.json.plainText }}",
"options": {},
"authentication": "webhook"
},
"credentials": {
"discordWebhookApi": {
"name": "<your credential>"
}
},
"typeVersion": 2
},
{
"id": "cab9950b-4b4f-418b-ae4c-bd29a4966bb5",
"name": "OpenAI Chat Model1",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
880,
-64
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4.1-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1.2
},
{
"id": "85dde31c-3895-4ece-bb8c-ee5f21f55c89",
"name": "HTTP Request",
"type": "n8n-nodes-base.httpRequest",
"position": [
1920,
-224
],
"parameters": {
"url": "={{ $json.url }}",
"options": {}
},
"typeVersion": 4.2
},
{
"id": "a49d8c5b-f638-4309-add4-7524c347e9cb",
"name": "Summarization Chain",
"type": "@n8n/n8n-nodes-langchain.chainSummarization",
"position": [
896,
-224
],
"parameters": {
"options": {
"summarizationMethodAndPrompts": {
"values": {
"prompt": "You will receive a collection of emails.\n\nSummarize them in **two formats**:\n\n1. **Plain Text Digest** \n - Use clear sentences. \n - Separate different senders with line breaks. \n - Keep it compact but readable. \n - Mention only the most important details (credentials, OTPs, deadlines, required actions). \n - Mark urgent items with [Action Required]. \n\n2. **Markdown Digest** \n - Use headings for senders. \n - Bullets for details. \n - Highlight actions with **[Action Required]**. \n\nHere are the emails:\n\n\"{text}\"\n\nNow output:\n\nPLAIN TEXT:\n...\n\nMARKDOWN:\n...\n",
"summarizationMethod": "stuff"
}
}
}
},
"typeVersion": 2.1
},
{
"id": "7f9ab61d-ffd9-477e-8886-2472e5d4a1ab",
"name": "PDFco Api",
"type": "n8n-nodes-pdfco.PDFco Api",
"position": [
1696,
-224
],
"parameters": {
"html": "={{ $json.data }}",
"operation": "URL/HTML to PDF",
"convertType": "htmlToPDF",
"advancedOptions": {}
},
"credentials": {
"pdfcoApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "156e95b9-c5c7-477d-b1a4-0c3545a56669",
"name": "Markdown",
"type": "n8n-nodes-base.markdown",
"position": [
1472,
-224
],
"parameters": {
"mode": "markdownToHtml",
"options": {},
"markdown": "=\n{{ $json.markdown }}"
},
"typeVersion": 1
},
{
"id": "190586e3-685c-4c95-87f1-882dba9e54ca",
"name": "Aggregate",
"type": "n8n-nodes-base.aggregate",
"position": [
672,
-224
],
"parameters": {
"include": "specifiedFields",
"options": {},
"aggregate": "aggregateAllItemData",
"fieldsToInclude": "subject, from, plainText"
},
"typeVersion": 1
},
{
"id": "9c7247ee-9811-4ad4-bb4a-bbc53a23ab38",
"name": "extract required sections from mails",
"type": "n8n-nodes-base.code",
"position": [
448,
-224
],
"parameters": {
"jsCode": "// n8n Code node (JavaScript)\n\n// Helper: decode Gmail's base64url\nfunction decodeBase64Url(str) {\n if (!str) return \"\";\n str = str.replace(/-/g, '+').replace(/_/g, '/');\n return Buffer.from(str, 'base64').toString('utf8');\n}\n\n// Helper: clean text\nfunction cleanText(txt) {\n if (!txt) return \"\";\n\n return txt\n // remove long URLs\n .replace(/https?:\\/\\/\\S+/g, \"\")\n // remove multiple stars/dashes\n .replace(/[*]{3,}|[-]{3,}/g, \"\")\n // remove extra blank lines\n .replace(/\\n\\s*\\n\\s*\\n+/g, \"\\n\\n\")\n // trim\n .trim();\n}\n\nconst items = $input.all();\nconst returnData = [];\n\nfor (let i = 0; i < items.length; i++) {\n const email = items[i].json;\n let plainText = \"\";\n\n // Case 1: direct body\n if (email?.payload?.body?.data) {\n plainText = decodeBase64Url(email.payload.body.data);\n }\n\n // Case 2: multipart body\n if (!plainText && Array.isArray(email?.payload?.parts)) {\n for (const part of email.payload.parts) {\n if (part.mimeType === \"text/plain\" && part.body?.data) {\n plainText = decodeBase64Url(part.body.data);\n break;\n }\n }\n }\n\n // Fallback if you already had email.text\n if (!plainText && email.text) {\n plainText = email.text;\n }\n\n const extractedData = {\n id: email.id || \"\",\n subject: email.subject || email.payload?.headers?.find(h => h.name === \"Subject\")?.value || \"\",\n from: email.from?.text || email.from || email.payload?.headers?.find(h => h.name === \"From\")?.value || \"\",\n to: email.to?.text || email.to || email.payload?.headers?.find(h => h.name === \"To\")?.value || \"\",\n plainText: cleanText(plainText),\n };\n\n returnData.push({ json: extractedData });\n}\n\nreturn returnData;\n"
},
"typeVersion": 2
},
{
"id": "157ef58a-86fa-41fc-96d4-b058684d513f",
"name": "get mails from past 24 h",
"type": "n8n-nodes-base.gmail",
"position": [
224,
-224
],
"parameters": {
"simple": false,
"filters": {
"labelIds": [
"INBOX",
"IMPORTANT"
],
"receivedAfter": "={{$now.minus({days: 1}).toISO()}}"
},
"options": {},
"operation": "getAll",
"returnAll": true
},
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
},
"typeVersion": 2.1
},
{
"id": "0df5a671-79aa-4c7d-bbd7-296a214b4c9c",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
416,
-368
],
"parameters": {
"width": 400,
"height": 320,
"content": "## extract fields and aggregate\n- sender\n- subject\n- body"
},
"typeVersion": 1
},
{
"id": "5a0a95ad-14a7-484a-94c2-ef6a582151fa",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
176,
-304
],
"parameters": {
"width": 208,
"height": 208,
"content": "## get mails\n- Important and inbox"
},
"typeVersion": 1
},
{
"id": "2335cdb8-b1e1-4d7c-98f7-e84dfec2e4c0",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-64,
-320
],
"parameters": {
"width": 192,
"height": 256,
"content": "## daily trigger"
},
"typeVersion": 1
},
{
"id": "b82da96e-aa95-45fd-b13e-51f998143f6c",
"name": "separate text and markdown",
"type": "n8n-nodes-base.code",
"position": [
1248,
-224
],
"parameters": {
"jsCode": "const output = $json[\"output\"][\"text\"];\n\n// Match plain text - works for both \"PLAIN TEXT\" and \"PLAIN TEXT DIGEST\"\nconst plainText = output.match(/PLAIN TEXT(?: DIGEST)?:\\s*([\\s\\S]*?)(?:\\n\\n---\\n\\nMARKDOWN DIGEST:|\\n\\nMARKDOWN:)/)?.[1]?.trim();\n\n// Match markdown - works for both \"MARKDOWN\" and \"MARKDOWN DIGEST\"\nconst markdown = output.match(/MARKDOWN(?: DIGEST)?:\\s*([\\s\\S]*)/)?.[1]?.trim();\n\nreturn [{\n plainText,\n markdown\n}];\n"
},
"typeVersion": 2
},
{
"id": "44150497-0310-40d3-bb8d-8bd7624ab4c1",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
832,
-384
],
"parameters": {
"width": 320,
"height": 480,
"content": "## summarize all mails\n- ### model used gpt 4o-mini"
},
"typeVersion": 1
},
{
"id": "e77850b7-6d9c-44da-8c36-33ab2cac645f",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
1392,
-304
],
"parameters": {
"width": 432,
"height": 240,
"content": "## convert markdown to html and convert html to pdf using PDFco Api"
},
"typeVersion": 1
},
{
"id": "24c297f1-9195-43e2-b27d-208aaad5b518",
"name": "Sticky Note5",
"type": "n8n-nodes-base.stickyNote",
"position": [
1856,
-400
],
"parameters": {
"height": 336,
"content": "## Download PDF\n- ### using link generated from pdfco"
},
"typeVersion": 1
},
{
"id": "31e1f02c-4b0a-49c6-ad17-3d8bef1fc35c",
"name": "Sticky Note6",
"type": "n8n-nodes-base.stickyNote",
"position": [
2192,
-352
],
"parameters": {
"width": 336,
"height": 304,
"content": "## Send discord\n- using webhook\n- result will contain summary and a pdf of summary"
},
"typeVersion": 1
}
],
"connections": {
"Markdown": {
"main": [
[
{
"node": "PDFco Api",
"type": "main",
"index": 0
}
]
]
},
"Aggregate": {
"main": [
[
{
"node": "Summarization Chain",
"type": "main",
"index": 0
}
]
]
},
"PDFco Api": {
"main": [
[
{
"node": "HTTP Request",
"type": "main",
"index": 0
}
]
]
},
"HTTP Request": {
"main": [
[
{
"node": "Discord",
"type": "main",
"index": 0
}
]
]
},
"Schedule Trigger": {
"main": [
[
{
"node": "get mails from past 24 h",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model1": {
"ai_languageModel": [
[
{
"node": "Summarization Chain",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Summarization Chain": {
"main": [
[
{
"node": "separate text and markdown",
"type": "main",
"index": 0
}
]
]
},
"get mails from past 24 h": {
"main": [
[
{
"node": "extract required sections from mails",
"type": "main",
"index": 0
}
]
]
},
"separate text and markdown": {
"main": [
[
{
"node": "Markdown",
"type": "main",
"index": 0
}
]
]
},
"extract required sections from mails": {
"main": [
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
discordWebhookApigmailOAuth2openAiApipdfcoApi
Pro
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About this workflow
This workflow contains community nodes that are only compatible with the self-hosted version of n8n.
Source: https://n8n.io/workflows/8358/ — original creator credit. Request a take-down →
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