使用AI的YouTube视频分析器
高级
这是一个AI, Marketing领域的自动化工作流，包含 21 个节点。主要使用 If, Set, Code, EmailSend, HttpRequest 等节点，结合人工智能技术实现智能自动化。 免费YouTube视频分析器：AI驱动摘要与邮件提醒
前置要求
- •可能需要目标 API 的认证凭证
- •OpenAI API Key
使用的节点 (21)
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": "G3yjjk93c1bBM5tc",
"meta": {
"instanceId": "a4bfc93e975ca233ac45ed7c9227d84cf5a2329310525917adaf3312e10d5462",
"templateCredsSetupCompleted": true
},
"name": "使用 AI 的 YouTube 视频分析器",
"tags": [],
"nodes": [
{
"id": "fbf55337-4b64-43f5-9fed-a08b4ab43a8c",
"name": "当点击\"测试工作流\"时",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-80,
-160
],
"parameters": {},
"typeVersion": 1
},
{
"id": "48f88f6d-9817-4984-beb0-e37fff747317",
"name": "YouTube 视频 ID",
"type": "n8n-nodes-base.code",
"position": [
360,
-160
],
"parameters": {
"jsCode": "const extractYoutubeId = (url) => {\n // Regex pattern that matches both youtu.be and youtube.com URLs\n const pattern = /(?:youtube\\.com\\/(?:[^\\/]+\\/.+\\/|(?:v|e(?:mbed)?)\\/|.*[?&]v=)|youtu\\.be\\/)([^\"&?\\/\\s]{11})/;\n const match = url.match(pattern);\n return match ? match[1] : null;\n};\n\n// Input URL from previous node\nconst youtubeUrl = items[0].json.youtubeUrl; // Adjust this based on your workflow\n\n// Process the URL and return the video ID\nreturn [{\n json: {\n videoId: extractYoutubeId(youtubeUrl)\n }\n}];\n"
},
"typeVersion": 2
},
{
"id": "88b5df30-064a-4735-9753-96ca7c272642",
"name": "OpenAI 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
1520,
140
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"id": "CDX6QM4gLYanh0P4",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "1b7c052d-445e-476d-97be-24f7f625af69",
"name": "OpenRouter 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
"position": [
1520,
300
],
"parameters": {
"model": "deepseek/deepseek-r1:free",
"options": {}
},
"credentials": {
"openRouterApi": {
"id": "pb06rfB4xmxzVe3Q",
"name": "OpenRouter"
}
},
"typeVersion": 1
},
{
"id": "afc522d2-50ff-49a2-a192-a26c4ae7057d",
"name": "DeepSeek 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatDeepSeek",
"position": [
1520,
-40
],
"parameters": {
"model": "deepseek-reasoner",
"options": {}
},
"credentials": {
"deepSeekApi": {
"id": "sxh1rfZxonXV83hS",
"name": "DeepSeek account"
}
},
"typeVersion": 1
},
{
"id": "444ca87e-e9c6-4841-b868-f51474a36f8f",
"name": "结构化输出解析器",
"type": "@n8n/n8n-nodes-langchain.outputParserStructured",
"position": [
1720,
-40
],
"parameters": {
"schemaType": "manual",
"inputSchema": "{\n\t\"type\": \"object\",\n\t\"properties\": {\n\t\t\"title\": {\n\t\t\t\"type\": \"string\"\n\t\t},\n\t\t\"text\": {\n\t\t\t\"type\": \"string\"\n\t\t}\n\t}\n}"
},
"typeVersion": 1.2
},
{
"id": "f5e30fba-d13a-492e-b7d9-e6006436af87",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
540,
-240
],
"parameters": {
"width": 220,
"height": 260,
"content": "在 youtube-transcript.io 上获取免费 API 并插入身份验证"
},
"typeVersion": 1
},
{
"id": "16335cd6-2ad1-4d2a-a908-68e6908f2ecc",
"name": "发送邮件",
"type": "n8n-nodes-base.emailSend",
"position": [
1900,
-220
],
"webhookId": "12b73cc6-5aa0-44f4-8e5b-96aea0e59300",
"parameters": {
"text": "={{ $json.output.text }}",
"options": {},
"subject": "={{ $json.output.title }}",
"emailFormat": "text"
},
"credentials": {
"smtp": {
"id": "hRjP3XbDiIQqvi7x",
"name": "SMTP info@n3witalia.com"
}
},
"typeVersion": 2.1
},
{
"id": "59170266-f914-4e7c-805c-0014ca2f77de",
"name": "生成转录",
"type": "n8n-nodes-base.httpRequest",
"position": [
600,
-160
],
"parameters": {
"url": "=https://www.youtube-transcript.io/api/transcripts",
"method": "POST",
"options": {},
"jsonBody": "={ \n \"ids\": [\"{{ $json.videoId }}\"] \n} ",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
},
"credentials": {
"httpHeaderAuth": {
"id": "RfHIslxMFRjQZ043",
"name": "Youtube Transcript Extractor API"
}
},
"typeVersion": 4.2
},
{
"id": "d73aef68-ad5f-4cca-85fb-cb2cb4ac110a",
"name": "是否存在？",
"type": "n8n-nodes-base.if",
"position": [
1060,
-160
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "3aefe867-1533-41e5-b5e9-e0fb94eed082",
"operator": {
"type": "array",
"operation": "notEmpty",
"singleValue": true
},
"leftValue": "={{ $json.transcript }}",
"rightValue": "null"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "133529a4-dd56-4454-8862-053f63c04687",
"name": "分析 LLM 链",
"type": "@n8n/n8n-nodes-langchain.chainLlm",
"position": [
1540,
-220
],
"parameters": {
"text": "={{ $json.fulltext }}",
"messages": {
"messageValues": [
{
"message": "=Please analyze the given text and create a structured summary following these guidelines:\n\n1. Insert what is requested in a json in the \"text\" variable and also generate a title that will be inserted in the \"title\" variable of the response json.\n2. Under each header:\n - List only the most essential concepts and key points\n - Use bullet points for clarity\n - Keep explanations concise\n - Preserve technical accuracy\n - Highlight key terms in bold\n3. Organize the information in this sequence:\n - Definition/Background\n - Main characteristics\n - Implementation details\n - Advantages/Disadvantages\n4. Format requirements:\n - Use markdown formatting\n - Keep bullet points simple (no nesting)\n - Bold important terms \n - Use tables for comparisons\n - Include relevant technical details\n\nPlease provide a clear, structured summarythat captures the core concepts while maintaining technical accuracy."
}
]
},
"promptType": "define",
"hasOutputParser": true
},
"typeVersion": 1.5
},
{
"id": "ec77b844-125b-40e3-bc49-0f4b89aed427",
"name": "设置 YouTube URL",
"type": "n8n-nodes-base.set",
"position": [
120,
-160
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "3ee42e4c-3cee-4934-97e7-64c96b5691ed",
"name": "youtubeUrl",
"type": "string",
"value": "=https://youtu.be/VIDEOID"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "10080965-e266-48ca-8a8c-934e76cfa127",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
300,
-240
],
"parameters": {
"width": 220,
"height": 260,
"content": "从 URL 获取 YouTube 视频 ID"
},
"typeVersion": 1
},
{
"id": "0ab1ae8d-dad8-4795-9f67-9252370ee8ce",
"name": "获取转录",
"type": "n8n-nodes-base.set",
"position": [
840,
-160
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "d7dab19f-0275-4454-a270-420f20090d9b",
"name": "transcript",
"type": "array",
"value": "={{ $json.tracks[0].transcript }}"
},
{
"id": "ec7da104-7c1e-4a60-8e94-73cd9cbdc930",
"name": "language",
"type": "string",
"value": "={{ $json.tracks[0].language }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "971ccc67-3fd2-4b13-86de-a7a11903e2ec",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
780,
-240
],
"parameters": {
"width": 220,
"height": 260,
"content": "获取 YouTube 视频转录"
},
"typeVersion": 1
},
{
"id": "0ee50d32-14f7-4fad-95ab-0e5ae949c24c",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
1020,
-240
],
"parameters": {
"width": 200,
"height": 260,
"content": "并非所有视频都有视频的文字翻译"
},
"typeVersion": 1
},
{
"id": "89a4e59a-58fa-4e3c-bb30-4a6a816e8e15",
"name": "获取全文",
"type": "n8n-nodes-base.code",
"position": [
1320,
-220
],
"parameters": {
"jsCode": "let fulltext = \"\";\n\nfor (const item of $input.all()[0].json.transcript) {\n fulltext += item.text + \" \";\n}\n\nfulltext = fulltext.trim();\n\nreturn { fulltext };"
},
"typeVersion": 2
},
{
"id": "87520f4d-4a05-4953-aadc-324625c8e769",
"name": "便签说明4",
"type": "n8n-nodes-base.stickyNote",
"position": [
1260,
-300
],
"parameters": {
"width": 220,
"height": 240,
"content": "在单个变量中获取完整视频转录"
},
"typeVersion": 1
},
{
"id": "bb3ffedf-e547-439d-a25a-0dcb2f58b86c",
"name": "便签说明5",
"type": "n8n-nodes-base.stickyNote",
"position": [
1500,
-300
],
"parameters": {
"width": 340,
"height": 240,
"content": "生成详细的视频分析并创建标题"
},
"typeVersion": 1
},
{
"id": "c5e7337a-1ddb-4a82-854d-dfeb6e824172",
"name": "便签 6",
"type": "n8n-nodes-base.stickyNote",
"position": [
300,
-480
],
"parameters": {
"color": 3,
"width": 660,
"height": 200,
"content": "## YouTube 视频分析器"
},
"typeVersion": 1
},
{
"id": "68fecd4f-12be-4a81-b5b9-c0419464e27e",
"name": "便签 7",
"type": "n8n-nodes-base.stickyNote",
"position": [
80,
-240
],
"parameters": {
"width": 200,
"height": 260,
"content": "手动设置 YouTube 视频 URL"
},
"typeVersion": 1
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "8740fcfa-44cf-40bc-bf23-7c210378b49b",
"connections": {
"Exist?": {
"main": [
[
{
"node": "Get Fulltext",
"type": "main",
"index": 0
}
]
]
},
"Get Fulltext": {
"main": [
[
{
"node": "Analyze LLM Chain",
"type": "main",
"index": 0
}
]
]
},
"Get transcript": {
"main": [
[
{
"node": "Exist?",
"type": "main",
"index": 0
}
]
]
},
"Set YouTube URL": {
"main": [
[
{
"node": "YouTube Video ID",
"type": "main",
"index": 0
}
]
]
},
"YouTube Video ID": {
"main": [
[
{
"node": "Generate transcript",
"type": "main",
"index": 0
}
]
]
},
"Analyze LLM Chain": {
"main": [
[
{
"node": "Send Email",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[]
]
},
"DeepSeek Chat Model": {
"ai_languageModel": [
[
{
"node": "Analyze LLM Chain",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Generate transcript": {
"main": [
[
{
"node": "Get transcript",
"type": "main",
"index": 0
}
]
]
},
"OpenRouter Chat Model": {
"ai_languageModel": [
[]
]
},
"Structured Output Parser": {
"ai_outputParser": [
[
{
"node": "Analyze LLM Chain",
"type": "ai_outputParser",
"index": 0
}
]
]
},
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Set YouTube URL",
"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, 营销
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21
分类2
节点类型12
作者
Davide
@n3witaliaFull-stack Web Developer based in Italy specialising in Marketing & AI-powered automations. For business enquiries, send me an email at info@n3w.it or add me on Linkedin.com/in/davideboizza
外部链接
在 n8n.io 查看 →
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