Parth Pansuriya This workflow corresponds to n8n.io template #6421 — we link there as the canonical source.
This workflow follows the Agent → Gmail recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"id": "qP5k8BFhuCwgV11k",
"name": "Email Digest",
"tags": [],
"nodes": [
{
"id": "46d63134-365b-4bc5-a657-e0a3743f5cf7",
"name": "Schedule Trigger",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
640,
352
],
"parameters": {
"rule": {
"interval": [
{
"triggerAtHour": 7
}
]
}
},
"typeVersion": 1.2
},
{
"id": "6c1b4568-6665-44d1-b6bc-6bdd846cdd69",
"name": "Aggregate",
"type": "n8n-nodes-base.aggregate",
"position": [
1280,
352
],
"parameters": {
"include": "specifiedFields",
"options": {
"includeBinaries": false
},
"aggregate": "aggregateAllItemData",
"fieldsToInclude": "id, From, To, Subject, snippet,CC"
},
"typeVersion": 1
},
{
"id": "5f7ac7f7-a583-411f-8868-f6f0f94a053d",
"name": "OpenRouter Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
"position": [
1504,
512
],
"parameters": {
"model": "openai/gpt-3.5-turbo",
"options": {}
},
"typeVersion": 1
},
{
"id": "35906c87-a40f-4813-be44-8176c841dcfa",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
0,
0
],
"parameters": {
"width": 2080,
"height": 800,
"content": "## Daily Email Digest - Workflow Overview\nThis workflow automates sending a daily summary email digest based on Gmail messages matching a specific query.\n\n## How it works:\n- Schedule Trigger fires every day at 7 AM to start the workflow automatically.\n- The Code node generates a Gmail search query for emails from the last 24 hours for a specified email address.\n- Get many messages node queries Gmail using this search string and retrieves all matching emails.\n- Aggregate node consolidates email data, extracting fields like From, To, Subject, snippet, and CC.\n- AI Agent powered by LangChain & OpenRouter analyzes aggregated email data to:\n- Extract key topics, action items, and deadlines\n- Summarize critical info clearly and concisely\n- The summarized digest is sent via Gmail\u2019s Send a message node to the recipient.\n\n## Ideal for:\n- Professionals wanting quick daily email summaries\n- Managers tracking team or client communications\n- Anyone who wants to stay updated without reading all emails\n- Automating email triage and follow-ups\n\n## What you need:\n- n8n instance with internet access\n- Gmail account with OAuth2 credentials configured in n8n\n- OpenRouter API key connected to LangChain nodes\n- Update the email address in the Code node to target your inbox\n\n## Notes:\n- Customize the AI Agent prompt to change summary style or details\n- Ensure proper permissions/scopes granted to Gmail API for reading and sending emails\n- Set the schedule trigger time to your preferred daily digest time"
},
"typeVersion": 1
},
{
"id": "1c67630d-b1a1-49b6-bf3e-296671ea69d3",
"name": "Fetch Email Which is Unread",
"type": "n8n-nodes-base.gmail",
"position": [
1072,
352
],
"parameters": {
"filters": {
"q": "={{ $json.searchQuery }}"
},
"operation": "getAll",
"returnAll": true
},
"typeVersion": 2.1
},
{
"id": "490e099b-77af-4fdc-8b0f-6119e8858cda",
"name": "Summary",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
1504,
352
],
"parameters": {
"text": "={{ $json.data }}",
"options": {
"systemMessage": "=Email Processing System\n\nStep 1: Extract Key Details\nRead the email thoroughly and identify:\n\nMain topics discussed\n\nCritical data points (dates, numbers, names)\n\nExplicit requests or requirements\n\nProblems or concerns raised\n\nStep 2: Organize Output\nSummary of Email\nBullet-point list of key takeaways\n\nExample:\n\nProject deadline extended to March 15\n\nNew compliance rules apply to all vendors\n\nIssues Identified\nList problems with context:\n\nIssue: Vendor delay impacting timeline\n\nImpact: Risk to Q2 launch\n\nAction Items\nClear tasks with owners:\n\nTask: Approve revised budget\n\nOwner: Finance Team\n\nDeadline: EOD Friday\n\nFollow-Up Needed\nOpen questions or missing info:\n\n\"Confirm if the client approved the scope change?\"\n\nRules for Clarity\n\u2714 Be concise \u2013 1 line per point\n\u2714 Prioritize \u2013 Flag urgent items with [!]\n\u2714 Ownership \u2013 Always note who needs to act\n\u2714 Use plain language \u2013 Avoid jargon\n\nExample Output:\n\nSummary\n\nMarketing campaign paused due to budget review\n\nNew analytics tool rollout delayed by 2 weeks\n\nIssues\n\n[!] Budget approval missing \u2013 blocking all spend\n\nLow engagement on recent social posts\n\nActions\n\nSend revised budget to CFO (Owner: Alex)\n\nAudit social content (Owner: Marketing, Due: Nov 30)\n\nFollow-Up\n\nIs the budget review meeting scheduled?"
},
"promptType": "define"
},
"typeVersion": 2
},
{
"id": "c5895989-9d5f-4337-b5fb-83abeb05be8e",
"name": "Send A email of Summary",
"type": "n8n-nodes-base.gmail",
"position": [
1872,
352
],
"parameters": {
"sendTo": "={{ $('Aggregate').item.json.data[1].To }}",
"message": "={{ $json.output }}",
"options": {
"appendAttribution": false
},
"subject": "Summary Of Emails Last 24 Hours",
"emailType": "text"
},
"typeVersion": 2.1
},
{
"id": "ae322ead-35fd-458e-ba37-263ee2f37e32",
"name": "Fetch Yeasterday's Date",
"type": "n8n-nodes-base.code",
"position": [
848,
352
],
"parameters": {
"jsCode": "const yesterday = new Date();\nyesterday.setDate(yesterday.getDate() - 1);\n\nconst year = yesterday.getFullYear();\nconst month = (yesterday.getMonth() + 1).toString().padStart(2, '0');\nconst day = yesterday.getDate().toString().padStart(2, '0');\n\nconst searchQuery = `<Your Email ID> after:${year}/${month}/${day}`;\n\nreturn [\n {\n json: {\n searchQuery\n }\n }\n];\n"
},
"typeVersion": 2
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "87f35ba3-5574-4e08-b77b-b908d05c3118",
"connections": {
"Summary": {
"main": [
[
{
"node": "Send A email of Summary",
"type": "main",
"index": 0
}
]
]
},
"Aggregate": {
"main": [
[
{
"node": "Summary",
"type": "main",
"index": 0
}
]
]
},
"Schedule Trigger": {
"main": [
[
{
"node": "Fetch Yeasterday's Date",
"type": "main",
"index": 0
}
]
]
},
"OpenRouter Chat Model": {
"ai_languageModel": [
[
{
"node": "Summary",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Fetch Yeasterday's Date": {
"main": [
[
{
"node": "Fetch Email Which is Unread",
"type": "main",
"index": 0
}
]
]
},
"Fetch Email Which is Unread": {
"main": [
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
}
}
}
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About this workflow
This n8n template helps you automatically summarize your daily Gmail messages using OpenRouter's GPT model via LangChain. It generates a structured email digest highlighting key information, tasks, issues, and action items — all delivered to your inbox every morning. Busy…
Source: https://n8n.io/workflows/6421/ — original creator credit. Request a take-down →
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