📨 使用GPT-4o mini自动分类和标记现有Gmail邮件
高级
这是一个Personal Productivity, AI Summarization领域的自动化工作流，包含 18 个节点。主要使用 Gmail, Filter, Switch, ManualTrigger, Agent 等节点。 📨 使用GPT-4o mini自动分类和标记现有Gmail邮件
前置要求
- •Google 账号和 Gmail API 凭证
- •OpenAI API Key
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
{
"meta": {
"instanceId": "0a82a9d5784b67ad963ceff89283b2e40cb771be10fe58ba2682f3598a37c6e1",
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "a31a7280-34ee-44bf-80e4-0a366ab0e649",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-560,
1392
],
"parameters": {
"color": 7,
"width": 736,
"height": 972,
"content": "## 1. 手动触发器 + Gmail 获取 + 标签检查器"
},
"typeVersion": 1
},
{
"id": "69df5c49-b33d-4d71-a687-b60650f17297",
"name": "便签 11",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1184,
1392
],
"parameters": {
"width": 588,
"height": 1628,
"content": "## 📨 使用 GPT-4o mini 自动分类和标记现有 Gmail 邮件"
},
"typeVersion": 1
},
{
"id": "fd2816b9-05f1-4717-8a48-eee68b34e9ed",
"name": "便签12",
"type": "n8n-nodes-base.stickyNote",
"position": [
208,
1392
],
"parameters": {
"color": 7,
"width": 560,
"height": 972,
"content": "## 2. AI 分类 + 结构化输出"
},
"typeVersion": 1
},
{
"id": "f36f9faf-daa7-47ac-8508-46dda10483e9",
"name": "便签13",
"type": "n8n-nodes-base.stickyNote",
"position": [
800,
1392
],
"parameters": {
"color": 7,
"width": 760,
"height": 1620,
"content": "## 3. 根据 AI 输出应用标签"
},
"typeVersion": 1
},
{
"id": "23ffde1f-a7ec-47e8-b4bb-6f1741e32074",
"name": "提供标签 AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
336,
1792
],
"parameters": {
"text": "=Topic: {{ $json.subject }}\nDescription: {{ $json.text }}\nSender: {{ $json.from.text }}",
"options": {
"systemMessage": "=**Your Role**\n\nYou are an intelligent email assistant responsible for sorting incoming messages. Your task is to analyze the content, subject, and sender of each email and assign it to the appropriate category.\n\n**Categories**\n\nCategories for sorting:\n\n-Work: Emails related to jobs, coworkers, meetings, projects, or professional tasks.\n\n-Personal: Messages from friends, family, or general personal life content.\n\n-Finance: Bank emails, invoices, receipts, bills, or payment confirmations.\n\n-Shopping: Order confirmations, promotions, receipts, or product updates from stores.\n\n-Travel: Booking confirmations, tickets, hotel or car rental details, itineraries.\n\n-Newsletters: Recurring marketing or informational emails from subscriptions or blogs.\n\n-Others: Relevant emails that don’t clearly fit into any of the categories above.\n\n**Instructions**\n\n-For each email:\n\n-Analyze the content, subject, and sender\n\n-Assign it to the appropriate category\n\n-Add a label with the category\n\n-If you are unsure, do not label the message\n\n**Response Format**\n\nAlways return the result in JSON format:\n\n{\n \"email_label\": \"Shopping\"\n}\n\nIMPORTANT – the response must use the exact label format as listed (capitalized with spaces).\n"
},
"promptType": "define",
"hasOutputParser": true
},
"typeVersion": 1.8
},
{
"id": "1bd62e9b-2b93-4e79-99c0-f993a04079b3",
"name": "标签检查器过滤器",
"type": "n8n-nodes-base.filter",
"position": [
0,
1792
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "6c287523-4ae2-43c4-8f9a-faf756f01855",
"operator": {
"type": "string",
"operation": "notContains"
},
"leftValue": "={{ $json.labelIds[0] }}",
"rightValue": "Label"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "c2d50354-0427-41bf-89f8-fb931bfcaefa",
"name": "切换",
"type": "n8n-nodes-base.switch",
"position": [
832,
2096
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "Work",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "10893f03-231e-4dba-bfdf-69530f908b4d",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Work"
}
]
},
"renameOutput": true
},
{
"outputKey": "Personal",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "23e430c2-ac8b-4fb5-bb5a-1fafb9e41b09",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Personal"
}
]
},
"renameOutput": true
},
{
"outputKey": "Finance",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "53698e8e-f038-405d-a1d3-274dba7fb2a2",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Finance"
}
]
},
"renameOutput": true
},
{
"outputKey": "Shopping",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "b3b7ffc6-d046-402f-8c9d-2e19d00b49a7",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Shopping"
}
]
},
"renameOutput": true
},
{
"outputKey": "Travel",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "4e0a670b-4017-4d83-b01a-78a79c55daf2",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Travel"
}
]
},
"renameOutput": true
},
{
"outputKey": "Newsletters",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "f0079792-cf4b-4c3e-8aed-48e2dddb4e05",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Newsletters"
}
]
},
"renameOutput": true
},
{
"outputKey": "Others",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "a0c39fdd-3312-4a34-8cd4-41a1a10f9149",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.output.email_label }}",
"rightValue": "Others"
}
]
},
"renameOutput": true
}
]
},
"options": {}
},
"typeVersion": 3.2
},
{
"id": "1300cdf3-5b22-45ee-af81-5d94723c10e3",
"name": "工作",
"type": "n8n-nodes-base.gmail",
"position": [
1312,
1712
],
"webhookId": "5bdf6b2d-0758-46b7-aaf6-986bfe12ec95",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "cb4ea5c6-a638-425d-8b45-a8621a8a0e33",
"name": "个人",
"type": "n8n-nodes-base.gmail",
"position": [
1312,
1872
],
"webhookId": "94e0ab36-8603-4087-b255-60540d7b590a",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "1db6e7ff-6770-4a66-8f05-3fae33b597f0",
"name": "财务",
"type": "n8n-nodes-base.gmail",
"position": [
1312,
2032
],
"webhookId": "77838975-4c75-48c8-be70-eed18459a492",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "19233ac1-848d-4d3b-abca-4022f3ffa17c",
"name": "购物",
"type": "n8n-nodes-base.gmail",
"position": [
1152,
2176
],
"webhookId": "f609cdc3-d9a6-425c-89ff-e4e8c6bcf3cf",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "99b15563-82da-4321-8ff0-60c21861f764",
"name": "旅行",
"type": "n8n-nodes-base.gmail",
"position": [
1312,
2288
],
"webhookId": "3af1d5fe-1f25-49ea-9c9d-faa959fa7dbe",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "bfa96076-0b6f-4c39-8f75-e2e6312d2831",
"name": "新闻通讯",
"type": "n8n-nodes-base.gmail",
"position": [
1312,
2464
],
"webhookId": "6d81f863-edcb-487c-a553-638b2b6bfd0a",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "2f2937a3-22b8-4a71-920d-1393056eee25",
"name": "其他",
"type": "n8n-nodes-base.gmail",
"position": [
1312,
2656
],
"webhookId": "ea8c4ab1-7d55-48ec-9395-5042bf4e6abc",
"parameters": {
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"operation": "addLabels"
},
"typeVersion": 2.1
},
{
"id": "bf124f1b-0167-479c-a91f-0d759f3f7e60",
"name": "点击\"执行工作流\"时",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-496,
1792
],
"parameters": {},
"typeVersion": 1
},
{
"id": "3adb0acd-3a61-451b-b93a-bebf60b9c213",
"name": "获取多个消息",
"type": "n8n-nodes-base.gmail",
"position": [
-256,
1792
],
"webhookId": "155bf8bb-cac7-4d9b-91aa-afdc0cbee0f2",
"parameters": {
"filters": {},
"operation": "getAll"
},
"credentials": {
"gmailOAuth2": {
"id": "pVkuuYNT0KTxFcw0",
"name": "Gmail account"
}
},
"typeVersion": 2.1
},
{
"id": "12bd7049-1364-4339-af20-f50a765fda3b",
"name": "多表：您可以连接多个表以实现有组织的数据结构",
"type": "@n8n/n8n-nodes-langchain.outputParserStructured",
"position": [
544,
2032
],
"parameters": {
"jsonSchemaExample": "{\n \"email_label\": \"business\"\n}"
},
"typeVersion": 1.2
},
{
"id": "84d8bff0-4363-4fd1-b830-68c23952d7d0",
"name": "OpenAI 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
288,
2032
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini",
"cachedResultName": "gpt-4o-mini"
},
"options": {}
},
"typeVersion": 1.2
}
],
"pinData": {},
"connections": {
"Switch": {
"main": [
[
{
"node": "Work",
"type": "main",
"index": 0
}
],
[
{
"node": "Personal",
"type": "main",
"index": 0
}
],
[
{
"node": "Finance",
"type": "main",
"index": 0
}
],
[
{
"node": "Shopping",
"type": "main",
"index": 0
}
],
[
{
"node": "travel",
"type": "main",
"index": 0
}
],
[
{
"node": "Newsletters",
"type": "main",
"index": 0
}
],
[
{
"node": "Others",
"type": "main",
"index": 0
}
]
]
},
"Get many messages": {
"main": [
[
{
"node": "Label Checker Filter",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Give a Label AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Label Checker Filter": {
"main": [
[
{
"node": "Give a Label AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Give a Label AI Agent": {
"main": [
[
{
"node": "Switch",
"type": "main",
"index": 0
}
]
]
},
"Structured Output Parser": {
"ai_outputParser": [
[
{
"node": "Give a Label AI Agent",
"type": "ai_outputParser",
"index": 0
}
]
]
},
"When clicking ‘Execute workflow’": {
"main": [
[
{
"node": "Get many messages",
"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？
高级 - 个人效率, AI 摘要总结
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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难度等级
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节点数量18
分类2
节点类型8
作者
Arlin Perez
@arlindeveloper👋 Hi! I'm Arlin - a QA Engineer with 2 years of experience and a background in Dart & Flutter for mobile app development. ⚙️ I'm passionate about automation and love building efficient workflows using n8n. 📬 Reach out for any help with custom workflows
外部链接
在 n8n.io 查看 →
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