智能邮件自动回复器
中级
这是一个AI领域的自动化工作流，包含 14 个节点。主要使用 If, Code, Gmail, EmailSend, GmailTrigger 等节点，结合人工智能技术实现智能自动化。 基于AI的智能邮件自动回复工作流
前置要求
- •Google 账号和 Gmail API 凭证
- •Google Gemini API Key
使用的节点 (14)
分类
工作流预览
可视化展示节点连接关系，支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入，即可使用此工作流
{
"id": "1RHsJldA8GlWFp1E",
"meta": {
"instanceId": "c3caf872897344ae9095ede706e2c19a32f712f120ab7f143e26125462303491",
"templateId": "3277",
"templateCredsSetupCompleted": true
},
"name": "智能邮件自动回复器",
"tags": [],
"nodes": [
{
"id": "e485ab21-6c33-4cb1-9bd1-3fea3a1d431a",
"name": "Gmail 触发器",
"type": "n8n-nodes-base.gmailTrigger",
"position": [
1480,
220
],
"parameters": {
"simple": false,
"filters": {
"labelIds": [
"Label_43975351283257832"
]
},
"options": {},
"pollTimes": {
"item": [
{
"mode": "everyHour"
}
]
}
},
"credentials": {
"gmailOAuth2": {
"id": "cvHi0AAN9bE3lcij",
"name": "Gmail account"
}
},
"typeVersion": 1.2
},
{
"id": "d52b02ce-95aa-495f-a6b4-d5dd791f2808",
"name": "文本分类器",
"type": "@n8n/n8n-nodes-langchain.textClassifier",
"position": [
1820,
400
],
"parameters": {
"options": {},
"inputText": "={{ $('Gmail Trigger').item.json.subject }}\n{{ $('Gmail Trigger').item.json.text }}",
"categories": {
"categories": [
{
"category": "Questions",
"description": "Use this category when the email is asking for information about our company, products, processes, pricing, timelines, legal terms or any other general inquiry that expects a factual explanation or guidance."
},
{
"category": "Project Update",
"description": "Choose this category when the sender is notifying us about progress or changes: signing the agreement, submitting or revising scripts, updating requirements, sharing evaluation results, or any status report that moves an ongoing project forward"
},
{
"category": "Feedback",
"description": "Select this category when the email contains compliments, complaints, suggestions, or any qualitative feedback about our service, product, communication or overall experience"
}
]
}
},
"typeVersion": 1
},
{
"id": "adfca78f-9ce5-4345-baaa-017538e433be",
"name": "Google Gemini聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
1840,
680
],
"parameters": {
"options": {},
"modelName": "models/gemini-2.0-flash-exp"
},
"credentials": {
"googlePalmApi": {
"id": "vNACKKKe3OF1uS3Y",
"name": "Google Gemini(PaLM) Api account"
}
},
"typeVersion": 1
},
{
"id": "e7c91741-20d6-4c54-8dd5-efec164c29b3",
"name": "YouTube 视频咨询",
"type": "n8n-nodes-base.emailSend",
"position": [
2260,
580
],
"webhookId": "120f4cfb-cfd3-4792-b5f5-146e9f495f73",
"parameters": {
"html": "=<!DOCTYPE html>\n<html>\n<head>\n <style>\n body{font-family:Arial,sans-serif;line-height:1.6;color:#333;margin:0;padding:0;}\n .container{width:100%;max-width:600px;margin:0 auto;padding:20px;}\n .header{background:#f4f4f4;padding:10px 20px;text-align:center;border-bottom:1px solid #ddd;}\n .header h1{margin:0;color:#555;}\n .content{padding:20px;}\n .content h2{color:#555;font-size:18px;margin:20px 0 10px;}\n .content p{margin-bottom:15px;}\n .content ul{list-style:disc;padding-left:20px;}\n .content ul li{margin-bottom:10px;}\n .content a{color:#007BFF;text-decoration:none;}\n .content a:hover{text-decoration:underline;}\n .footer{text-align:center;font-size:12px;color:#888;margin-top:20px;}\n </style>\n</head>\n<body>\n <div class=\"container\">\n <div class=\"header\">\n <h1>Project Update Acknowledgement</h1>\n </div>\n\n <div class=\"content\">\n <p>\n Hi {{ $json.from.value[0].name || $('Gmail Trigger').item.json.headers.from.split('<')[0].trim() || 'there' }},\n </p>\n\n <p>\n Thank you for your recent update on the project. We’ve reviewed the information you provided and have logged it in our system.\n </p>\n\n <h2>What we received:</h2>\n <ul>\n <li>Signed agreement / contract confirmation.</li>\n <li>Revised requirements or scope changes.</li>\n <li>Draft scripts or other deliverables for review.</li>\n <li>Evaluation results or performance reports.</li>\n </ul>\n\n <h2>Next steps:</h2>\n <ul>\n <li>Our team will review the materials and integrate any changes within <strong>2–3 business days</strong>.</li>\n <li>If clarifications are needed, we’ll reach out via email or schedule a quick call.</li>\n <li>You’ll receive the updated project timeline once the review is complete.</li>\n </ul>\n\n <p>\n If you have additional files or questions, feel free to reply directly to this email.\n </p>\n\n <p>\n We appreciate your prompt communication and look forward to moving the project ahead smoothly.\n </p>\n\n <p>\n Best regards,<br>\n <strong>Sophia Mitchell</strong><br>\n Project Coordinator | <a href=\"https://syncbricks.com\" target=\"_blank\">syncbricks.com</a><br>\n WhatsApp: +1 \n </p>\n </div>\n\n <div class=\"footer\">\n © 2025 SyncBricks. All rights reserved.\n </div>\n </div>\n</body>\n</html>\n",
"options": {
"appendAttribution": false
},
"subject": "=Re: {{ $('Gmail Trigger').item.json.subject }}",
"toEmail": "={{ $json.from.value[0].name }} <{{ $json.from.value[0].address }}>",
"fromEmail": "kulankur.work@gmail.com"
},
"credentials": {
"smtp": {
"id": "rSVeHz6kjwDIBOZ7",
"name": "SMTP account"
}
},
"typeVersion": 2.1
},
{
"id": "61243957-40d1-4fb2-ad0a-6f923587c4db",
"name": "发送邮件",
"type": "n8n-nodes-base.emailSend",
"position": [
2260,
760
],
"webhookId": "700cb9ed-bd54-4e96-8121-98a5dcffeebf",
"parameters": {
"html": "=<!DOCTYPE html>\n<html>\n<head>\n <style>\n body{font-family:Arial,sans-serif;line-height:1.6;color:#333;margin:0;padding:0;}\n .container{width:100%;max-width:600px;margin:0 auto;padding:20px;}\n .header{background:#f4f4f4;padding:10px 20px;text-align:center;border-bottom:1px solid #ddd;}\n .header h1{margin:0;color:#555;}\n .content{padding:20px;}\n .content h2{color:#555;font-size:18px;margin:20px 0 10px;}\n .content p{margin-bottom:15px;}\n .content ul{list-style:disc;padding-left:20px;}\n .content ul li{margin-bottom:10px;}\n .content a{color:#007BFF;text-decoration:none;}\n .content a:hover{text-decoration:underline;}\n .footer{text-align:center;font-size:12px;color:#888;margin-top:20px;}\n </style>\n</head>\n<body>\n <div class=\"container\">\n <div class=\"header\">\n <h1>Thank You for Your Feedback</h1>\n </div>\n\n <div class=\"content\">\n <p>\n Hi {{ $json.from.value?.[0]?.name || $('Gmail Trigger').item.json.headers.from.split('<')[0].trim() || 'there' }},\n </p>\n\n <p>\n Thank you for taking the time to share your feedback about SyncBricks. We truly value every comment—whether a\n compliment, suggestion, or concern—because it helps us improve.\n </p>\n\n <h2>What happens next:</h2>\n <ul>\n <li>Your message has been logged in our system (<strong>Reference ID:</strong>\n {{ $json.id.slice(-6) }}).</li>\n <li>Our team will review it within <strong>1 business day</strong>.</li>\n <li>If an action is required, the appropriate team member will follow up directly with you.</li>\n </ul>\n\n <p>\n If you need to add more details, simply reply to this email—your message wil\n",
"options": {
"appendAttribution": false
},
"subject": "=Re: {{ $('Gmail Trigger').item.json.Subject }}",
"toEmail": "={{ $json.from.value[0].name }} <{{ $json.from.value[0].address }}>",
"fromEmail": "kulankur.work@gmail.com"
},
"credentials": {
"smtp": {
"id": "rSVeHz6kjwDIBOZ7",
"name": "SMTP account"
}
},
"typeVersion": 2.1
},
{
"id": "a2542d02-4018-45e5-a8f2-875e669c77a3",
"name": "标记为已读",
"type": "n8n-nodes-base.gmail",
"position": [
2780,
460
],
"webhookId": "a5bea8d3-719e-4b2b-a43d-4c6248796267",
"parameters": {
"messageId": "={{ $('Gmail Trigger').all()[0].json.id }}\n",
"operation": "markAsRead"
},
"credentials": {
"gmailOAuth2": {
"id": "cvHi0AAN9bE3lcij",
"name": "Gmail account"
}
},
"typeVersion": 2.1
},
{
"id": "0a1d79a3-91cf-4bf6-93bb-1482549a74dd",
"name": "应用标签",
"type": "n8n-nodes-base.gmail",
"position": [
2960,
460
],
"webhookId": "c3a2fc4e-d90c-463a-a356-db530e1b91b0",
"parameters": {
"labelIds": [
"CATEGORY_UPDATES"
],
"messageId": "={{ $('Gmail Trigger').all()[0].json.id }}\n",
"operation": "addLabels"
},
"credentials": {
"gmailOAuth2": {
"id": "cvHi0AAN9bE3lcij",
"name": "Gmail account"
}
},
"typeVersion": 2.1
},
{
"id": "28467e9f-a730-4545-89cb-7d2c629edd71",
"name": "来自现有合同的邮件",
"type": "n8n-nodes-base.if",
"position": [
1640,
220
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "or",
"conditions": [
{
"id": "7cffe101-333d-4ec2-a822-181fe421745b",
"operator": {
"type": "string",
"operation": "contains"
},
"leftValue": "={{ $json.headers.from }}",
"rightValue": "@syncbricks.com"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "b150ab4d-dcbb-4ae6-9503-5914e39f41ac",
"name": "回复",
"type": "n8n-nodes-base.if",
"position": [
1640,
460
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "07a6d5e2-ffc5-41d8-b69a-abd6860879c0",
"operator": {
"type": "string",
"operation": "notStartsWith"
},
"leftValue": "={{ $json.subject }}",
"rightValue": "Re:"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "1f043246-cbd0-466d-bbfd-b13131a66f03",
"name": "问题回复",
"type": "n8n-nodes-base.emailSend",
"position": [
2720,
160
],
"webhookId": "ed01c3d4-1fad-4098-b431-4bc3d5e05434",
"parameters": {
"html": "=<p>\n Hi {{ $json.senderName }} <{{ $json.senderEmail }}>,\n</p>\n\n<p>Thanks for reaching out with your questions. I’d love to cover everything face-to-face.</p>\n\n<p><strong>Location:</strong><br>\n123 Main St<br>\nLos Angeles, CA 90089\n</p>\n\n<p>We just sent you three calendar invitations for these time slots:</p>\n\n<ul>\n {{ $json.slotTimes.map(t => `<li>${t}</li>`).join('') }}\n</ul>\n\n<p>\n Click <em>Yes</em> on the invite that works best for you. \n Google will reserve that slot automatically; the other two will stay open.\n</p>\n\n<p>\n If none of the times work, reply with a couple of alternatives and I’ll find something that fits.\n</p>\n\n<p>Looking forward to meeting you!<br>— Corvin</p>\n",
"options": {
"appendAttribution": false
},
"subject": "=Re: {{ $json.originalSub }}",
"toEmail": "={{ $json.senderName }} <{{ $json.senderEmail }}>",
"fromEmail": "kulankur.work@gmail.com"
},
"credentials": {
"smtp": {
"id": "rSVeHz6kjwDIBOZ7",
"name": "SMTP account"
}
},
"typeVersion": 2.1
},
{
"id": "60d50fdc-4e7f-4ab1-a240-1be4c8ae7520",
"name": "Google Calendar",
"type": "n8n-nodes-base.googleCalendar",
"position": [
2100,
160
],
"parameters": {
"limit": 3,
"options": {
"query": "Available – Office Visit",
"orderBy": "startTime",
"recurringEventHandling": "expand"
},
"timeMax": "=",
"calendar": {
"__rl": true,
"mode": "list",
"value": "37f51d1c36997a7dacbba1d1470fe5f0213699c4d926e7a3104c35f1cb79cb75@group.calendar.google.com",
"cachedResultName": "Meeting slots"
},
"operation": "getAll"
},
"credentials": {
"googleCalendarOAuth2Api": {
"id": "De5XvcvX90kFuzvb",
"name": "Google Calendar account"
}
},
"typeVersion": 1.3
},
{
"id": "48a8b613-54e3-4002-8830-1726a23d24aa",
"name": "遍历项目",
"type": "n8n-nodes-base.splitInBatches",
"position": [
2280,
160
],
"parameters": {
"options": {}
},
"typeVersion": 3
},
{
"id": "de676780-43c8-476d-ab8a-a692ffe4e65f",
"name": "Google Calendar1",
"type": "n8n-nodes-base.googleCalendar",
"position": [
2520,
300
],
"parameters": {
"eventId": "={{$json.id}}",
"calendar": {
"__rl": true,
"mode": "list",
"value": "37f51d1c36997a7dacbba1d1470fe5f0213699c4d926e7a3104c35f1cb79cb75@group.calendar.google.com",
"cachedResultName": "Meeting slots"
},
"operation": "update",
"updateFields": {
"attendeesUi": {
"values": {
"attendees": [
"={{ $(\"Gmail Trigger\").item.json.from.value[0].address }}\n"
]
}
},
"sendUpdates": "all"
}
},
"credentials": {
"googleCalendarOAuth2Api": {
"id": "De5XvcvX90kFuzvb",
"name": "Google Calendar account"
}
},
"typeVersion": 1.3
},
{
"id": "df5552fc-910b-4b13-81fa-0c9d98ce82d7",
"name": "代码",
"type": "n8n-nodes-base.code",
"position": [
2520,
140
],
"parameters": {
"jsCode": "const triggerJson = $('Gmail Trigger').item.json;\nconst headersFrom = triggerJson.headers.from; // \"Name <addr@example.com>\"\n\n// Split into name and address\nconst namePart = headersFrom.split('<')[0].replace(/^From:\\s*/i, '').trim();\nconst emailPart = headersFrom.match(/<([^>]+)>/)?.[1] || headersFrom;\n\nconst slotTimes = items.map(i =>\n new Date(i.json.start.dateTime || i.json.start.date).toLocaleString(\n 'en-US',\n { weekday:'short', month:'short', day:'numeric', hour:'numeric',\n minute:'2-digit', hour12:true }\n )\n);\n\nreturn [{\n json: {\n slotTimes,\n senderName: namePart,\n senderEmail: emailPart,\n originalSub: triggerJson.subject // pass the subject along\n }\n}];\n"
},
"typeVersion": 2
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "2b74a94c-8a92-4a15-b0a4-5590afba0f39",
"connections": {
"Code": {
"main": [
[
{
"node": "QuestionsReply",
"type": "main",
"index": 0
}
]
]
},
"Reply": {
"main": [
[
{
"node": "Text Classifier",
"type": "main",
"index": 0
}
]
]
},
"Send Email": {
"main": [
[
{
"node": "Mark as Read",
"type": "main",
"index": 0
}
]
]
},
"Mark as Read": {
"main": [
[
{
"node": "Apply Label",
"type": "main",
"index": 0
}
]
]
},
"Gmail Trigger": {
"main": [
[
{
"node": "Emails from Existing Contracts",
"type": "main",
"index": 0
}
]
]
},
"QuestionsReply": {
"main": [
[
{
"node": "Mark as Read",
"type": "main",
"index": 0
}
]
]
},
"Google Calendar": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Loop Over Items": {
"main": [
[
{
"node": "Code",
"type": "main",
"index": 0
}
],
[
{
"node": "Google Calendar1",
"type": "main",
"index": 0
}
]
]
},
"Text Classifier": {
"main": [
[
{
"node": "Google Calendar",
"type": "main",
"index": 0
}
],
[
{
"node": "Youtube Video Inquiry",
"type": "main",
"index": 0
}
],
[
{
"node": "Send Email",
"type": "main",
"index": 0
}
]
]
},
"Google Calendar1": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Youtube Video Inquiry": {
"main": [
[
{
"node": "Mark as Read",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "Text Classifier",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Emails from Existing Contracts": {
"main": [
[],
[
{
"node": "Reply",
"type": "main",
"index": 0
}
]
]
}
}
}常见问题
如何使用这个工作流？
复制上方的 JSON 配置代码，在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」，粘贴配置后根据需要修改凭证设置即可。
这个工作流适合什么场景？
中级 - 人工智能
需要付费吗？
本工作流完全免费，您可以直接导入使用。但请注意，工作流中使用的第三方服务（如 OpenAI API）可能需要您自行付费。
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