我的工作流
高级
这是一个Support Chatbot, AI RAG领域的自动化工作流，包含 26 个节点。主要使用 Set, Code, Webhook, GoogleDrive, HttpRequest 等节点。 使用Google Drive和GPT-4o通过向量搜索创建知识库聊天机器人
前置要求
- •HTTP Webhook 端点（n8n 会自动生成）
- •Google Drive API 凭证
- •可能需要目标 API 的认证凭证
- •OpenAI API Key
使用的节点 (26)
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": "0f4ab867ceb8faa35a96b3ba8bfe372ed23fd9289fb2f308ae76570118367d6d"
},
"name": "我的工作流",
"tags": [],
"nodes": [
{
"id": "3c701a7e-738e-44d4-af9b-c3629d0e471e",
"name": "递归字符文本分割器",
"type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
"position": [
760,
920
],
"parameters": {
"options": {},
"chunkOverlap": 100
},
"typeVersion": 1
},
{
"id": "51a61f7f-610b-4cda-8405-11983fec7c8a",
"name": "默认数据加载器",
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"position": [
780,
740
],
"parameters": {
"options": {},
"dataType": "binary",
"binaryMode": "specificField"
},
"typeVersion": 1
},
{
"id": "805a12e8-2d85-4951-929c-76df85ad4e0f",
"name": "简单向量存储",
"type": "@n8n/n8n-nodes-langchain.vectorStoreInMemory",
"position": [
700,
540
],
"parameters": {
"mode": "insert",
"memoryKey": {
"__rl": true,
"mode": "list",
"value": "vector_store_key"
}
},
"typeVersion": 1.2
},
{
"id": "c17de454-87ab-4a69-b129-bf77a5afbb66",
"name": "OpenAI 嵌入",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
620,
740
],
"parameters": {
"options": {}
},
"typeVersion": 1.2
},
{
"id": "14c2ff00-618f-4ea3-aeb8-212aa76d28ef",
"name": "OpenAI 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
1400,
680
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"typeVersion": 1.2
},
{
"id": "318ca8eb-0e06-4ba9-bcc2-c57b65254794",
"name": "使用向量存储回答问题",
"type": "@n8n/n8n-nodes-langchain.toolVectorStore",
"position": [
1700,
640
],
"parameters": {},
"typeVersion": 1.1
},
{
"id": "286f2e2b-1a70-48c8-a619-1e01cacf8cee",
"name": "简单向量存储2",
"type": "@n8n/n8n-nodes-langchain.vectorStoreInMemory",
"position": [
1560,
840
],
"parameters": {
"memoryKey": {
"__rl": true,
"mode": "list",
"value": "vector_store_key"
}
},
"typeVersion": 1.2
},
{
"id": "1603e15d-db26-4174-bb32-0d8f429d3fca",
"name": "Embeddings OpenAI1",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
1540,
980
],
"parameters": {
"options": {}
},
"typeVersion": 1.2
},
{
"id": "c6623fd4-2ccc-4a15-9b10-07024c916eeb",
"name": "OpenAI 聊天模型1",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
1840,
840
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"typeVersion": 1.2
},
{
"id": "e7c3e7a9-5d38-4dd4-983f-1f4a104f4fe9",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
3200,
1020
],
"parameters": {
"color": 4,
"width": 620,
"height": 920,
"content": "## Google Drive 连接"
},
"typeVersion": 1
},
{
"id": "fac8b33c-f829-4d39-8eee-c773c93980e6",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
3200,
0
],
"parameters": {
"color": 6,
"width": 620,
"height": 980,
"content": "## 🛠️ 导入模板后的配置指南"
},
"typeVersion": 1
},
{
"id": "6bbd55eb-29bb-4322-83a8-ebb46292802b",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
2540,
0
],
"parameters": {
"width": 620,
"height": 520,
"content": "# 🤖 在 n8n 中使用 Google Drive 知识的简单 AI 聊天机器人"
},
"typeVersion": 1
},
{
"id": "3a3ff629-4664-4b11-8de0-56eeb236044e",
"name": "下载文件",
"type": "n8n-nodes-base.googleDrive",
"position": [
500,
540
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "id",
"value": "={{ $json.id }}"
},
"options": {},
"operation": "download"
},
"typeVersion": 3
},
{
"id": "79414561-32d3-4d1c-924f-341ce16aeb76",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
0,
0
],
"parameters": {
"color": 3,
"width": 1080,
"height": 1160,
"content": ""
},
"typeVersion": 1
},
{
"id": "d64086c3-31bb-4876-8652-df1c287f4a53",
"name": "便签4",
"type": "n8n-nodes-base.stickyNote",
"position": [
1120,
0
],
"parameters": {
"color": 5,
"width": 1380,
"height": 1160,
"content": "### 🧠 第二部分：**用于问答的 AI 聊天机器人**"
},
"typeVersion": 1
},
{
"id": "0eeeddda-95e7-46a2-8c0a-d09b1da5ecf1",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"position": [
1160,
440
],
"webhookId": "bfb0e32d-659b-4fc5-a7a3-695c55137855",
"parameters": {
"path": "bfb0e32d-659b-4fc5-a7a3-695c55137855",
"options": {},
"httpMethod": "POST"
},
"typeVersion": 2
},
{
"id": "6428ae4e-6702-4776-9430-6c808b1588df",
"name": "编辑字段",
"type": "n8n-nodes-base.set",
"position": [
1340,
440
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e2a61b06-dc33-4c30-8197-cf6de3dc4a5d",
"name": "chatInput",
"type": "string",
"value": "={{ $json.body.Data.ChatMessage.Content }}"
},
{
"id": "fc96dfe9-cc87-4004-b812-cb1fa84e7f67",
"name": "sessionId",
"type": "string",
"value": "={{ $json.body.Data.ChatMessage.RoomId }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "5bb23164-475f-45ee-a1c7-59ca9600a07a",
"name": "AI Agent 输出是否存在？",
"type": "n8n-nodes-base.code",
"position": [
1860,
440
],
"parameters": {
"jsCode": "const ai = items.find(i => i.json.output);\nconst fallback = \"Sorry, I didn’t understand your message. Please try again or send a text.\";\n\nreturn [\n {\n json: {\n content: ai?.json.output || fallback\n }\n }\n];"
},
"typeVersion": 2
},
{
"id": "bb54bb65-8bf0-440f-9479-da920e2a8da3",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
1520,
440
],
"parameters": {
"options": {
"systemMessage": "You are a friendly and well-informed customer support specialist for Venio, a third-party multichannel messaging platform. Stay factual. You must answer the user's question using only the information provided in the document content below. Do not invent or guess information outside the context. Remember to ensure the answer is correct refer to the file.\n\nYour task is to answer customer questions clearly, patiently, and in a warm, supportive tone.\n\nDo not to say feel free to ask or something like that"
}
},
"typeVersion": 2
},
{
"id": "4b847538-28d1-4e61-ba01-89d46e74fc24",
"name": "令牌认证",
"type": "n8n-nodes-base.httpRequest",
"position": [
2080,
440
],
"parameters": {
"url": "<Your-Token-Url>",
"method": "POST",
"options": {
"redirect": {
"redirect": {}
}
},
"sendBody": true,
"contentType": "form-urlencoded",
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "grant_type",
"value": "client_credentials"
},
{
"name": "client_id",
"value": "<Your-Client-Id>"
},
{
"name": "client_secret",
"value": "<Your-Client-Secret>"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Ocp-Apim-Subscription-Key",
"value": "<Your-Subscription-Key>"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "1aa5a0b5-304f-43ac-9119-13938c815010",
"name": "发送到聊天应用",
"type": "n8n-nodes-base.httpRequest",
"position": [
2300,
440
],
"parameters": {
"url": "<Your-Chat-Url>",
"method": "POST",
"options": {
"redirect": {
"redirect": {}
}
},
"sendBody": true,
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "roomId",
"value": "={{ $('Webhook').item.json.body.Data.ChatMessage.RoomId }}"
},
{
"name": "content",
"value": "={{ $('Is AI Agent output exist?').item.json.content }}"
},
{
"name": "type",
"value": "message"
},
{
"name": "platform",
"value": "={{ $('Webhook').item.json.body.Data.ChatMessage.Platform }}"
},
{
"name": "companyId",
"value": "={{ $('Webhook').item.json.body.Data.ChatMessage.User.CompanyId }}"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $json.access_token }}"
},
{
"name": "Ocp-Apim-Subscription-Key",
"value": "<Your-Subscription-Key>"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "01d71fdf-4979-4478-a480-a0d15de8dab5",
"name": "文件夹中的文件创建",
"type": "n8n-nodes-base.googleDriveTrigger",
"position": [
80,
460
],
"parameters": {
"event": "fileCreated",
"options": {},
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"triggerOn": "specificFolder",
"folderToWatch": {
"__rl": true,
"mode": "list",
"value": "1Ve5ZLtQwpK5Hq4YxZTNRduRgPlSMZ1hJ",
"cachedResultUrl": "https://drive.google.com/drive/folders/1Ve5ZLtQwpK5Hq4YxZTNRduRgPlSMZ1hJ",
"cachedResultName": "ChatbotTest"
}
},
"typeVersion": 1
},
{
"id": "a2cf29ab-fa4d-4185-9a0d-eb22e04bf836",
"name": "文件夹中的文件更新",
"type": "n8n-nodes-base.googleDriveTrigger",
"position": [
80,
660
],
"parameters": {
"event": "fileUpdated",
"options": {},
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"triggerOn": "specificFolder",
"folderToWatch": {
"__rl": true,
"mode": "list",
"value": "1Ve5ZLtQwpK5Hq4YxZTNRduRgPlSMZ1hJ",
"cachedResultUrl": "https://drive.google.com/drive/folders/1Ve5ZLtQwpK5Hq4YxZTNRduRgPlSMZ1hJ",
"cachedResultName": "ChatbotTest"
}
},
"typeVersion": 1
},
{
"id": "f8c00b8a-13da-451a-855c-ccc424fd56c1",
"name": "在您的 Google Drive 文件夹中搜索文件",
"type": "n8n-nodes-base.googleDrive",
"position": [
300,
540
],
"parameters": {
"filter": {
"driveId": {
"__rl": true,
"mode": "list",
"value": "My Drive",
"cachedResultUrl": "https://drive.google.com/drive/my-drive",
"cachedResultName": "My Drive"
},
"folderId": {
"__rl": true,
"mode": "list",
"value": "1Ve5ZLtQwpK5Hq4YxZTNRduRgPlSMZ1hJ",
"cachedResultUrl": "https://drive.google.com/drive/folders/1Ve5ZLtQwpK5Hq4YxZTNRduRgPlSMZ1hJ",
"cachedResultName": "ChatbotTest"
}
},
"options": {},
"resource": "fileFolder"
},
"typeVersion": 3
},
{
"id": "a4f972ff-d5cb-4ac0-ad79-a7a582b2d4c3",
"name": "窗口缓冲内存",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
1560,
680
],
"parameters": {},
"typeVersion": 1.3
},
{
"id": "0df89f09-5e2b-4242-a276-10c48df7f1c5",
"name": "便签5",
"type": "n8n-nodes-base.stickyNote",
"position": [
2540,
560
],
"parameters": {
"color": 2,
"width": 620,
"height": 1380,
"content": "---"
},
"typeVersion": 1
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "",
"connections": {
"Webhook": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "Is AI Agent output exist?",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Download Files": {
"main": [
[
{
"node": "Simple Vector Store",
"type": "main",
"index": 0
}
]
]
},
"Embeddings OpenAI": {
"ai_embedding": [
[
{
"node": "Simple Vector Store",
"type": "ai_embedding",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Embeddings OpenAI1": {
"ai_embedding": [
[
{
"node": "Simple Vector Store2",
"type": "ai_embedding",
"index": 0
}
]
]
},
"OpenAI Chat Model1": {
"ai_languageModel": [
[
{
"node": "Answer questions with a vector store",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Default Data Loader": {
"ai_document": [
[
{
"node": "Simple Vector Store",
"type": "ai_document",
"index": 0
}
]
]
},
"Simple Vector Store2": {
"ai_vectorStore": [
[
{
"node": "Answer questions with a vector store",
"type": "ai_vectorStore",
"index": 0
}
]
]
},
"Token Authentication": {
"main": [
[
{
"node": "Send to Chat App",
"type": "main",
"index": 0
}
]
]
},
"Window Buffer Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"Is AI Agent output exist?": {
"main": [
[
{
"node": "Token Authentication",
"type": "main",
"index": 0
}
]
]
},
"File created in the Folder": {
"main": [
[
{
"node": "Search Files in your Google Drive Folder",
"type": "main",
"index": 0
}
]
]
},
"File updated in the Folder": {
"main": [
[
{
"node": "Search Files in your Google Drive Folder",
"type": "main",
"index": 0
}
]
]
},
"Recursive Character Text Splitter": {
"ai_textSplitter": [
[
{
"node": "Default Data Loader",
"type": "ai_textSplitter",
"index": 0
}
]
]
},
"Answer questions with a vector store": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Search Files in your Google Drive Folder": {
"main": [
[
{
"node": "Download Files",
"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 - 客服机器人, AI RAG 检索增强
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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工作流信息
难度等级
高级
节点数量26
分类2
节点类型15
作者
Gofive
@gofiveWe create word-class software experience. Our offering includes "Venio" a highly innovative mobile-first CRM for B2B solution. "empeo" the complete HR solution for a multi-generational workplace and "eTaxGo" electronic tax invoice for organization.
外部链接
在 n8n.io 查看 →
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