AI无法回答时寻求人工帮助
高级
这是一个Support, AI领域的自动化工作流，包含 17 个节点。主要使用 If, Code, Slack, Agent, ChatTrigger 等节点，结合人工智能技术实现智能自动化。 AI无法回答时寻求人工帮助
前置要求
- •Slack Bot Token 或 Webhook URL
- •OpenAI API Key
使用的节点 (17)
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": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9",
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "e12611f4-37d2-48f9-8a60-ddcf4ff34cfc",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-480,
380
],
"parameters": {
"color": 7,
"width": 1118.3459011229047,
"height": 775.3931210698682,
"content": "### 子工作流：自定义工具"
},
"typeVersion": 1
},
{
"id": "72dbee3e-fe3b-4354-9b02-2fe52af23035",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-480,
-180
],
"parameters": {
"color": 7,
"width": 927.5,
"height": 486.5625,
"content": "### 主工作流：使用自定义工具的 AI 智能体"
},
"typeVersion": 1
},
{
"id": "a1c9660d-84b1-418a-bbb3-88d79cdd79d3",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
80,
60
],
"parameters": {
"color": 5,
"width": 197.45572294791873,
"height": 179.21380662202682,
"content": "**此工具调用下方的子工作流**"
},
"typeVersion": 1
},
{
"id": "b4ffb76d-c44f-46d6-b2d9-4e5d551adee1",
"name": "便签5",
"type": "n8n-nodes-base.stickyNote",
"position": [
-280,
40
],
"parameters": {
"color": 2,
"width": 150,
"height": 213.44323866265472,
"content": "**设置您的凭据**"
},
"typeVersion": 1
},
{
"id": "8a9187f1-3cf9-479f-aa7f-5581880394d0",
"name": "便签4",
"type": "n8n-nodes-base.stickyNote",
"position": [
40,
540
],
"parameters": {
"color": 2,
"width": 178.0499248677781,
"height": 250.57252651663197,
"content": "**设置您的凭据和 Slack 详细信息**"
},
"typeVersion": 1
},
{
"id": "3f72d117-e07a-4af4-aa1b-92ce04bf0b3c",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-640,
-120
],
"parameters": {
"color": 4,
"width": 185.9375,
"height": 214.8397420554627,
"content": "## 尝试使用"
},
"typeVersion": 1
},
{
"id": "b85eff07-ee3c-4aeb-871e-b25a131a7afb",
"name": "便签6",
"type": "n8n-nodes-base.stickyNote",
"position": [
360,
900
],
"parameters": {
"height": 145,
"content": "## 后续步骤"
},
"typeVersion": 1
},
{
"id": "feb1e50d-5044-4ea6-8719-72e176581e27",
"name": "当收到聊天消息时",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
-400,
-120
],
"webhookId": "e0e69202-32e8-41b5-963b-50905dd93e88",
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "6af81471-7cd4-4517-9677-b634b59620b4",
"name": "OpenAI 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
-240,
120
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"id": "8gccIjcuf3gvaoEr",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "37604c8d-5c70-4a81-a1d0-eafe42ce612d",
"name": "简单记忆",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
-60,
120
],
"parameters": {},
"typeVersion": 1.3
},
{
"id": "fd404bb5-0703-4d08-8b9b-4a8b01fd2bff",
"name": "当被另一个工作流执行时",
"type": "n8n-nodes-base.executeWorkflowTrigger",
"position": [
-380,
740
],
"parameters": {
"workflowInputs": {
"values": [
{
"name": "chatInput"
}
]
}
},
"typeVersion": 1.1
},
{
"id": "a807ca29-65bf-4d97-b89f-5ce16cd05347",
"name": "检查用户是否提供了电子邮件",
"type": "n8n-nodes-base.if",
"position": [
-200,
740
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "e6dce436-5e85-4722-a7e4-0ceb940a5477",
"operator": {
"type": "string",
"operation": "regex"
},
"leftValue": "={{ $('When Executed by Another Workflow').item.json.chatInput }}",
"rightValue": "=/([a-zA-Z0-9._-]+@[a-zA-Z0-9._-]+\\.[a-zA-Z0-9_-]+)/gi"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "b9c552ce-4c58-48dd-b168-5e277de89954",
"name": "向 Slack 发送求助信息",
"type": "n8n-nodes-base.slack",
"position": [
80,
620
],
"webhookId": "c54bea4c-bdb6-4f42-9f82-525857df5a9a",
"parameters": {
"text": "={{ \"A user had a question the bot couldn't answer. Here's their message: \" + $('When Executed by Another Workflow').first().json.chatInput }}",
"select": "channel",
"channelId": {
"__rl": true,
"mode": "name",
"value": "#general"
},
"otherOptions": {}
},
"credentials": {
"slackApi": {
"id": "VfK3js0YdqBdQLGP",
"name": "Slack account"
}
},
"typeVersion": 2.3
},
{
"id": "644a05fc-ac7e-4ea9-ab03-3b6fbf7a3654",
"name": "确认已联系人工客服",
"type": "n8n-nodes-base.code",
"position": [
300,
620
],
"parameters": {
"jsCode": "const response = {\"response\": \"Thank you for getting in touch. I've messaged a human to help.\"}\nreturn response;"
},
"typeVersion": 2
},
{
"id": "38e81aa5-30b3-48f9-88e8-1039f607f3e7",
"name": "提示用户提供电子邮件",
"type": "n8n-nodes-base.code",
"position": [
80,
860
],
"parameters": {
"jsCode": "const response = {\"response\":\"I'm sorry I don't know the answer. Please repeat your question and include your email address so I can request help.\"};\nreturn response;"
},
"typeVersion": 2
},
{
"id": "61ddb25a-f7f2-4691-94d5-3f32c183ec46",
"name": "不确定？",
"type": "@n8n/n8n-nodes-langchain.toolWorkflow",
"position": [
140,
120
],
"parameters": {
"name": "dont_know_tool",
"workflowId": {
"__rl": true,
"mode": "id",
"value": "={{ $workflow.id }}"
},
"description": "如果您不知道用户问题的答案，或对自己的回答不太确定，请使用此工具。",
"workflowInputs": {
"value": {
"chatInput": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('chatInput', ``, 'string') }}"
},
"schema": [
{
"id": "chatInput",
"type": "string",
"display": true,
"removed": false,
"required": false,
"displayName": "chatInput",
"defaultMatch": false,
"canBeUsedToMatch": true
}
],
"mappingMode": "defineBelow",
"matchingColumns": [],
"attemptToConvertTypes": false,
"convertFieldsToString": false
}
},
"typeVersion": 2
},
{
"id": "395349d1-1715-4550-a0c8-1388d17b4386",
"name": "AI 代理",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
-180,
-120
],
"parameters": {
"options": {}
},
"typeVersion": 1.8
}
],
"pinData": {},
"connections": {
"Not sure?": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Message Slack for help": {
"main": [
[
{
"node": "Confirm that we've messaged a human",
"type": "main",
"index": 0
}
]
]
},
"When chat message received": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Check if user has provided email": {
"main": [
[
{
"node": "Message Slack for help",
"type": "main",
"index": 0
}
],
[
{
"node": "Prompt the user to provide an email",
"type": "main",
"index": 0
}
]
]
},
"When Executed by Another Workflow": {
"main": [
[
{
"node": "Check if user has provided email",
"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 - 客户支持, 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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