通过Telegram使用GPT-4o-mini总结YouTube视频并聊天讨论内容
高级
这是一个AI领域的自动化工作流，包含 22 个节点。主要使用 Set, Code, Webhook, SplitOut, Telegram 等节点，结合人工智能技术实现智能自动化。 通过Telegram使用GPT-4o-mini总结YouTube视频并聊天讨论内容
前置要求
- •HTTP Webhook 端点（n8n 会自动生成）
- •Telegram Bot Token
- •OpenAI API Key
使用的节点 (22)
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": "KgoL0qrLYZUJFuAS",
"meta": {
"instanceId": "53cd73f110e7e1f0aa170e039c302b8f2a1790f1200f176610cac2d761dfa4b7"
},
"name": "通过 Telegram 使用 GPT-4o-mini 总结 YouTube 视频并聊天讨论内容",
"tags": [],
"nodes": [
{
"id": "a9cb4358-f9ec-4d81-9422-f1b7133f1f2a",
"name": "将转录文本分割成片段",
"type": "n8n-nodes-base.splitOut",
"position": [
800,
680
],
"parameters": {
"options": {},
"fieldToSplitOut": "transcript"
},
"typeVersion": 1
},
{
"id": "03650773-fd85-4ecb-a218-0d18e2f88e68",
"name": "从输入中提取 YouTube URL",
"type": "n8n-nodes-base.set",
"position": [
580,
220
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "3ee42e4c-3cee-4934-97e7-64c96b5691ed",
"name": "youtubeUrl",
"type": "string",
"value": "={{ $json.chatInput || $json.query.url}}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "9b55683c-6b04-44e6-8af2-ef69a50e783a",
"name": "从 URL 中提取视频 ID",
"type": "n8n-nodes-base.code",
"position": [
580,
460
],
"parameters": {
"language": "python",
"pythonCode": "# Loop over input items and add a new field called 'myNewField' to the JSON of each one\nfor item in _input.all():\n item.json.myNewField = 1\nreturn _input.all()"
},
"typeVersion": 2
},
{
"id": "8552bb5d-c857-4a4e-b97b-7482b5e97244",
"name": "gpt-4o-mini",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
1280,
960
],
"parameters": {
"options": {}
},
"credentials": {
"openAiApi": {
"id": "ZjnhmdYT28d52ebY",
"name": "OpenAi account"
}
},
"typeVersion": 1
},
{
"id": "5cea6925-cbf7-47a4-9a26-45f42f91c074",
"name": "使用 GPT-4o-mini 生成摘要",
"type": "@n8n/n8n-nodes-langchain.chainLlm",
"position": [
1260,
760
],
"parameters": {
"text": "=Please analyze the given text and create a structured summary following these guidelines:\n\n1. *General Summary*:\n - Provide a concise overview of the main topic or purpose of the text in one paragraph.\n - Focus on the essence of the content without excessive detail.\n\n2. *Key Moments*:\n - List the most important points, events, or concepts from the text.\n - Use bullet points for clarity.\n - Keep each point short and focused.\n - Highlight key terms using HTML bold tags (<b>term</b>).\n\n3. *Instructions (if applicable)*:\n - If the text is a tutorial or instructional, list the steps in a clear order.\n - Use numbered points for steps.\n - If not applicable, state: \"This text does not contain instructions.\"\n\n4. *Format requirements*:\n - Use markdown for headers (e.g., ## General Summary) and bullet points.\n - Use HTML bold tags (<b>term</b>) for emphasis instead of markdown bold.\n - Do not use tables; use simple text for lists or comparisons (e.g., \"Element: opis\").\n - Ensure the message is simple and displays correctly in the Telegram app, avoiding unsupported features like nested lists or tables.\n\nHere is the text: {{ $json.concatenated_text }}",
"promptType": "define"
},
"typeVersion": 1.4
},
{
"id": "cba394e4-3ae3-4506-a1d9-7b8ffbdf5d93",
"name": "连接转录文本片段",
"type": "n8n-nodes-base.summarize",
"position": [
1000,
680
],
"parameters": {
"options": {},
"fieldsToSummarize": {
"values": [
{
"field": "text",
"separateBy": " ",
"aggregation": "concatenate"
}
]
}
},
"typeVersion": 1
},
{
"id": "c4b266bd-ab23-4823-8f2c-f12704bad58f",
"name": "Telegram 消息触发器",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
360,
100
],
"webhookId": "da4bfbb8-d077-4ea1-8d2d-08d408002213",
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "57f22922-29fd-402e-b5c3-79cb133209cd",
"name": "提取 YouTube 转录文本",
"type": "n8n-nodes-youtube-transcription-kasha.youtubeTranscripter",
"position": [
580,
680
],
"parameters": {
"videoId": "={{ $json.videoId}}"
},
"typeVersion": 1
},
{
"id": "196453ad-8a63-4fbc-9dc3-37a1ee611857",
"name": "通过 Telegram 发送摘要",
"type": "n8n-nodes-base.telegram",
"position": [
1660,
760
],
"webhookId": "7159b4c8-984a-4c86-aa32-84e55d406745",
"parameters": {
"text": "={{ $json.text }}\n\n\n{{ $('Extract YouTube URL from Input').item.json.youtubeUrl}}",
"additionalFields": {
"parse_mode": "HTML",
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"id": "MR8ATMwMsj9Ux1De",
"name": "YoutubeTranscriptChat"
}
},
"typeVersion": 1.2
},
{
"id": "7754143b-9449-427c-9e04-e91434c4bc74",
"name": "通过 Webhook 接收 YouTube URL",
"type": "n8n-nodes-base.webhook",
"position": [
360,
320
],
"webhookId": "8f0beaaf-b2c3-4148-8006-3b73fa146f60",
"parameters": {
"path": "8f0beaaf-b2c3-4148-8006-3b73fa146f60",
"options": {},
"responseMode": "responseNode"
},
"typeVersion": 2
},
{
"id": "e9aaec56-2458-49a4-989e-eb4af03441b9",
"name": "向 Webhook 发送响应",
"type": "n8n-nodes-base.respondToWebhook",
"position": [
1860,
760
],
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "bac178f2-be91-4f28-a024-d7dbef11c442",
"name": "Telegram 触发器",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
240,
1040
],
"webhookId": "254daa2a-41b8-49f7-8781-52c7e573de70",
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"id": "MR8ATMwMsj9Ux1De",
"name": "YoutubeTranscriptChat"
}
},
"typeVersion": 1.1
},
{
"id": "128b8e7a-9b56-4d98-a270-9f627f188b8b",
"name": "从 Google Docs 检索转录文本",
"type": "n8n-nodes-base.googleDocs",
"position": [
1280,
520
],
"parameters": {
"operation": "get",
"documentURL": "1-NdqfoVWfG1gpjltzJthw_MZeyAlGF3d3gYiIOBLbPk"
},
"credentials": {
"googleDocsOAuth2Api": {
"id": "N5fN0xR3iI0aCpms",
"name": "Google Docs account 2"
}
},
"typeVersion": 2
},
{
"id": "d4377188-fac7-4d48-8ef4-747f9dd39cf0",
"name": "在 Google Docs 中更新转录文本",
"type": "n8n-nodes-base.googleDocs",
"position": [
1480,
520
],
"parameters": {
"actionsUi": {
"actionFields": [
{
"text": "={{ $json.content }}",
"action": "replaceAll",
"replaceText": "={{ $('Concatenate Transcript Segments').item.json.concatenated_text }}"
}
]
},
"operation": "update",
"documentURL": "={{ $json.documentId }}"
},
"credentials": {
"googleDocsOAuth2Api": {
"id": "N5fN0xR3iI0aCpms",
"name": "Google Docs account 2"
}
},
"typeVersion": 2
},
{
"id": "25504013-f1e0-4556-a318-dbc482bde4fa",
"name": "通过 AI 处理用户问题",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
440,
1040
],
"parameters": {
"text": "={{ $json.message.text }}",
"options": {
"systemMessage": "You are a tool for answering user questions about a YouTube video based on its transcript, which is available in a Google Docs document. Always check the transcript content before responding and ensure your answers are consistent with it."
},
"promptType": "define"
},
"typeVersion": 1.7
},
{
"id": "562ce57d-600e-4bb2-a5a2-e6d005f840bd",
"name": "OpenAI 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
380,
1220
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"id": "ZjnhmdYT28d52ebY",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "39ba9c74-a5c1-455e-b51b-9d36bce76635",
"name": "窗口缓冲内存",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
540,
1260
],
"parameters": {
"sessionKey": "={{ $json.message.text }}",
"sessionIdType": "customKey"
},
"typeVersion": 1.3
},
{
"id": "1983dc09-f74f-4863-8b2c-9069bc6d64d9",
"name": "Google Docs2",
"type": "n8n-nodes-base.googleDocsTool",
"position": [
660,
1280
],
"parameters": {
"operation": "get",
"documentURL": "1-NdqfoVWfG1gpjltzJthw_MZeyAlGF3d3gYiIOBLbPk"
},
"credentials": {
"googleDocsOAuth2Api": {
"id": "N5fN0xR3iI0aCpms",
"name": "Google Docs account 2"
}
},
"typeVersion": 2
},
{
"id": "4dfcba99-98e5-49e4-b8bd-31fb841a0985",
"name": "通过 Telegram 发送 AI 响应",
"type": "n8n-nodes-base.telegram",
"position": [
840,
1040
],
"webhookId": "63608fd8-27e6-4b87-8021-95f7441b7ca1",
"parameters": {
"text": "={{ $json.output }}",
"additionalFields": {
"parse_mode": "HTML",
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"id": "MR8ATMwMsj9Ux1De",
"name": "YoutubeTranscriptChat"
}
},
"retryOnFail": true,
"typeVersion": 1.2
},
{
"id": "29c22c9f-cca2-459f-8ef0-577c6e1ddd93",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
0,
0
],
"parameters": {
"color": 5,
"width": 540,
"height": 500,
"content": "## 获取视频 URL"
},
"typeVersion": 1
},
{
"id": "7a987035-42cc-4b52-b4e3-f75194173a58",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
1200,
360
],
"parameters": {
"color": 4,
"width": 540,
"height": 360,
"content": "## 加载记忆"
},
"typeVersion": 1
},
{
"id": "2c7446b3-d7bf-4d0c-9b07-87e6ffaea0da",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
40,
900
],
"parameters": {
"color": 3,
"width": 1020,
"height": 600,
"content": "## 向 AI 询问视频"
},
"typeVersion": 1
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "0b743433-f1cf-4a8c-9c4e-4b7778d6391a",
"connections": {
"gpt-4o-mini": {
"ai_languageModel": [
[
{
"node": "Generate Summary with GPT-4o-mini",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Google Docs2": {
"ai_tool": [
[
{
"node": "Handle User Questions via AI",
"type": "ai_tool",
"index": 0
}
]
]
},
"Telegram Trigger": {
"main": [
[
{
"node": "Handle User Questions via AI",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Handle User Questions via AI",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Extract Video ID from URL": {
"main": [
[
{
"node": "Extract YouTube Transcript",
"type": "main",
"index": 0
}
]
]
},
"Send Summary via Telegram": {
"main": [
[
{
"node": "Send Response to Webhook",
"type": "main",
"index": 0
}
]
]
},
"Extract YouTube Transcript": {
"main": [
[
{
"node": "Split Transcript into Segments",
"type": "main",
"index": 0
}
]
]
},
"Trigger on Telegram Message": {
"main": [
[
{
"node": "Extract YouTube URL from Input",
"type": "main",
"index": 0
}
]
]
},
"Handle User Questions via AI": {
"main": [
[
{
"node": "Send AI Response via Telegram",
"type": "main",
"index": 0
}
]
]
},
"Extract YouTube URL from Input": {
"main": [
[
{
"node": "Extract Video ID from URL",
"type": "main",
"index": 0
}
]
]
},
"Split Transcript into Segments": {
"main": [
[
{
"node": "Concatenate Transcript Segments",
"type": "main",
"index": 0
}
]
]
},
"Concatenate Transcript Segments": {
"main": [
[
{
"node": "Generate Summary with GPT-4o-mini",
"type": "main",
"index": 0
},
{
"node": "Retrieve Transcript from Google Docs",
"type": "main",
"index": 0
}
]
]
},
"Receive YouTube URL via Webhook": {
"main": [
[
{
"node": "Extract YouTube URL from Input",
"type": "main",
"index": 0
}
]
]
},
"Generate Summary with GPT-4o-mini": {
"main": [
[
{
"node": "Send Summary via Telegram",
"type": "main",
"index": 0
}
]
]
},
"Retrieve Transcript from Google Docs": {
"main": [
[
{
"node": "Update Transcript in Google Docs",
"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 - 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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