成分分析
高级
这是一个Content Creation, Multimodal AI领域的自动化工作流，包含 17 个节点。主要使用 If, Switch, Telegram, Agent, TelegramTrigger 等节点。 使用Telegram和Gemini 2.5 Flash分析产品成分照片
前置要求
- •Telegram Bot Token
- •Google Gemini 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
{
"id": "OHJxgg0BdTf2l363",
"meta": {
"instanceId": "eebe9c0070b02d0ee22eb0ed0c31d070c78a8b6ed60658384408eca35acc94ee",
"templateCredsSetupCompleted": true
},
"name": "成分",
"tags": [],
"nodes": [
{
"id": "90b0a91c-bba7-41f3-8d90-af4947a7da10",
"name": "Google Gemini 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
688,
-144
],
"parameters": {
"options": {}
},
"typeVersion": 1
},
{
"id": "716161e7-f0bb-4e4c-b0e2-ec98d4e199ff",
"name": "结构化输出解析器",
"type": "@n8n/n8n-nodes-langchain.outputParserStructured",
"position": [
848,
-144
],
"parameters": {
"jsonSchemaExample": "{\n \"recommendation\": \"Do Not Use\",\n \"reason\": \"While this product contains...\"\n}\n"
},
"typeVersion": 1.3
},
{
"id": "107f1ce4-0198-4a53-8f94-8fb9ffe53370",
"name": "Google Gemini 聊天模型1",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
688,
192
],
"parameters": {
"options": {}
},
"credentials": {
"googlePalmApi": {
"id": "CLs7gtUQzHCSgvqQ",
"name": "Google Gemini(PaLM) Api account"
}
},
"typeVersion": 1
},
{
"id": "d3996282-5fb7-4e0e-8d1d-195b5703ac59",
"name": "结构化输出解析器1",
"type": "@n8n/n8n-nodes-langchain.outputParserStructured",
"position": [
832,
192
],
"parameters": {
"jsonSchemaExample": "{\n \"advantages\": [\"List clear benefits of these ingredients, including positive effects on health, skin, or hair.\"],\n \"disadvantages\": [\"List risks or concerns such as allergens, irritants, harsh chemicals, or health warnings.\"],\n \"recommended_for\": [\"Describe the group of people who can safely benefit from this product.\"],\n \"not_recommended_for\": [\"Describe the group of people who should avoid it, such as those with allergies, sensitivities, or certain conditions.\"]\n}\n"
},
"typeVersion": 1.3
},
{
"id": "5817f756-9d0f-445e-b860-29c530a93f86",
"name": "Google Gemini聊天模型2",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
96,
320
],
"parameters": {
"options": {}
},
"credentials": {
"googlePalmApi": {
"id": "CLs7gtUQzHCSgvqQ",
"name": "Google Gemini(PaLM) Api account"
}
},
"typeVersion": 1
},
{
"id": "a8169fcb-ebf7-4aab-ab3c-e3fb4f4ea181",
"name": "获取消息照片/文本",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
-288,
16
],
"webhookId": "365bd415-f745-4c2b-b0c5-42a5024a74e2",
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"typeVersion": 1.2
},
{
"id": "d3486786-42e0-4bbb-8449-ec011df85da6",
"name": "使用 Google Gemini 分析产品图片",
"type": "@n8n/n8n-nodes-langchain.googleGemini",
"position": [
288,
-128
],
"parameters": {
"text": "=Analyze this product image and extract only the list of ingredients. Ignore other text like brand names, slogans, or nutritional info. Return the ingredients as clean text in order and What the product is.",
"modelId": {
"__rl": true,
"mode": "list",
"value": "models/gemini-2.5-flash",
"cachedResultName": "models/gemini-2.5-flash"
},
"options": {},
"resource": "image",
"inputType": "binary",
"operation": "analyze"
},
"credentials": {
"googlePalmApi": {
"id": "CLs7gtUQzHCSgvqQ",
"name": "Google Gemini(PaLM) Api account"
}
},
"typeVersion": 1
},
{
"id": "d6a1725c-be05-4e59-aab2-462ae3d47ee2",
"name": "从 Telegram 检索照片文件",
"type": "n8n-nodes-base.telegram",
"position": [
80,
-128
],
"webhookId": "121a1894-5bff-43b7-9f14-9101a71ad6ae",
"parameters": {
"fileId": "={{ $json.message.photo[3].file_id }}",
"resource": "file",
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"id": "PFSwgv89YFhycXc3",
"name": "Telegram account"
}
},
"typeVersion": 1.2
},
{
"id": "492eb15b-d490-47b7-9ecd-0f31bef855fd",
"name": "使用用户标题分析成分（使用/不使用决策）",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
688,
-288
],
"parameters": {
"text": "=Product ingredients :- {{ $json.content.parts[0].text }}\n\nUser's Caption :- {{ $('Get a Message photo/text').item.json.message.caption }}",
"options": {
"systemMessage": "=You are a product safety and health advisor. \nYou will receive two inputs: \n1. A list of product ingredients. \n2. A caption/description of the product. \n\nYour task is to: \n- Analyze the ingredients for safety, health impact, and potential concerns (like allergens, harmful chemicals, artificial additives, or beneficial elements). \n- Consider the product’s purpose (from the caption). \n- Decide if the user **should use this product or not**. \n\nOutput Format: \n{\n \"recommendation\": \"Use\" or \"Do Not Use\",\n \"reason\": \"Detailed explanation covering positives, negatives, and potential risks or benefits.\"\n}\n\nadd only necessary information not include unnecessary information on reason.\n"
},
"promptType": "define",
"hasOutputParser": true
},
"typeVersion": 2.2
},
{
"id": "08b6a395-6c56-4ca2-b0ec-1c47393f21b0",
"name": "发送使用/不使用建议",
"type": "n8n-nodes-base.telegram",
"position": [
1008,
-288
],
"webhookId": "30cc03fb-37a2-44eb-b085-16558436900c",
"parameters": {
"text": "=** {{ $json.output.recommendation }} **\n\n{{ $json.output.reason }}",
"chatId": "={{ $('Get a Message photo/text').item.json.message.chat.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"id": "PFSwgv89YFhycXc3",
"name": "Telegram account"
}
},
"typeVersion": 1.2
},
{
"id": "89350602-2843-4643-97a4-6dab08a54dee",
"name": "无标题分析成分（详细分析）",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
688,
32
],
"parameters": {
"text": "=Product ingredients :- {{ $('Analyzes product images using Google Gemini').item.json.content.parts[0].text }}",
"options": {
"systemMessage": "=You are a product health and safety advisor. \nYou will be given a list of ingredients from a product. \nYour job is to analyze them and provide a structured, detailed output.\n\n\nRules:\n- Do not invent ingredients that are not present.\n- Base all reasoning strictly on the provided ingredient list.\n- Be clear, factual, and practical for everyday users.\n\ngive only 3 main points in each."
},
"promptType": "define",
"hasOutputParser": true
},
"typeVersion": 2.2
},
{
"id": "5c6f145c-36b6-4241-8086-890bf8c50fd6",
"name": "发送详细成分分析",
"type": "n8n-nodes-base.telegram",
"position": [
1040,
32
],
"webhookId": "1f346d74-2f77-4382-8a4e-a830106ae145",
"parameters": {
"text": "=**Advantages**\n• {{ $json.output.advantages[0] }}\n• {{ $json.output.advantages[1] }}\n• {{ $json.output.advantages[2] }}\n\n**Disadvantages**\n• {{ $json.output.disadvantages[0] }}\n• {{ $json.output.disadvantages[1] }}\n• {{ $json.output.disadvantages[2] }}\n\n**Recommended For**\n• {{ $json.output.recommended_for[0] }}\n• {{ $json.output.recommended_for[1] }}\n• {{ $json.output.recommended_for[2] }}\n\n**Not-Recommended For**\n• {{ $json.output.not_recommended_for[0] }}\n• {{ $json.output.not_recommended_for[1] }}\n• {{ $json.output.not_recommended_for[2] }}",
"chatId": "={{ $('Get a Message photo/text').item.json.message.chat.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"id": "PFSwgv89YFhycXc3",
"name": "Telegram account"
}
},
"typeVersion": 1.2
},
{
"id": "f63050eb-d0f2-4531-b7ce-ae47c5f235dc",
"name": "基于标题存在路由",
"type": "n8n-nodes-base.switch",
"position": [
496,
-128
],
"parameters": {
"rules": {
"values": [
{
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "825bbdf2-81ff-4f74-b416-145034bfd7a5",
"operator": {
"type": "string",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $('Get a Message photo/text').item.json.message.caption }}",
"rightValue": ""
}
]
}
},
{
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "3901b67c-046b-47d4-81ed-3d246c63b975",
"operator": {
"type": "string",
"operation": "notExists",
"singleValue": true
},
"leftValue": "={{ $('Get a Message photo/text').item.json.message.caption }}",
"rightValue": ""
}
]
}
}
]
},
"options": {}
},
"typeVersion": 3.2
},
{
"id": "5eeb91bb-c816-45b4-ab16-39415cef6405",
"name": "处理文本消息和问候语",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
96,
160
],
"parameters": {
"text": "={{ $json.message.text }}",
"options": {
"systemMessage": "=You are an ingredient analysis assistant. \nYour main job is to analyze product ingredients and provide insights such as: \n- Advantages \n- Disadvantages \n- Who should use it \n- Who should avoid it \n- Final Verdict (Use / Do Not Use) \n\nRules: \n\n--- If the user provides a list of ingredients, respond with a structured analysis using markdown format with bold headers: \n **Advantages** \n **Disadvantages** \n **Recommended For** \n **Not Recommended For** \n **Final Verdict** \n\n--- If the user greets you or sends casual small-talk (e.g., \"hi\", \"hello\", \"how are you\"), reply in a friendly way. Example: \n \"Hey! I’m fine 😃 Please upload a photo of the product’s ingredients and I’ll tell you whether you should use it or not.\" \n\n--- If the user asks about something unrelated to ingredients (e.g., sports, politics, weather), politely redirect them. Example: \n \"⚠️ I can only help with product ingredient analysis. Please share product ingredients or upload a photo of the label for review.\" \n\n4. Always keep the tone clear, helpful, and user-friendly. \n"
},
"promptType": "define"
},
"typeVersion": 2.2
},
{
"id": "6b3650d2-31c1-4e0c-bf7f-151cbbc39ce6",
"name": "发送对话式响应",
"type": "n8n-nodes-base.telegram",
"position": [
416,
160
],
"webhookId": "e03cccf2-8660-4cc0-8508-328a56b1a2a9",
"parameters": {
"text": "={{ $json.output }}",
"chatId": "={{ $('Get a Message photo/text').item.json.message.chat.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"id": "PFSwgv89YFhycXc3",
"name": "Telegram account"
}
},
"typeVersion": 1.2
},
{
"id": "72e77331-2127-4c9e-abba-9c7403aa82f4",
"name": "检查消息是否包含照片",
"type": "n8n-nodes-base.if",
"position": [
-96,
16
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "c7623137-fcd6-43be-b941-6c527bc2e63f",
"operator": {
"type": "string",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $json.message.photo[3].file_id }}",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "fc2ccb12-fe74-4c0b-91b0-8f978b7e369b",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1136,
-672
],
"parameters": {
"width": 2416,
"height": 1552,
"content": "# 📌 产品成分分析机器人"
},
"typeVersion": 1
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "a223be73-0476-435b-81c8-cb791ceaad47",
"connections": {
"Get a Message photo/text": {
"main": [
[
{
"node": "Checks if message contains photo",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "Analyzes ingredients with user caption (Use/Do Not Use decision)",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Structured Output Parser": {
"ai_outputParser": [
[
{
"node": "Analyzes ingredients with user caption (Use/Do Not Use decision)",
"type": "ai_outputParser",
"index": 0
}
]
]
},
"Google Gemini Chat Model1": {
"ai_languageModel": [
[
{
"node": "Analyzes ingredients without caption (detailed analysis)",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Google Gemini Chat Model2": {
"ai_languageModel": [
[
{
"node": "Handles text messages and greetings",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Structured Output Parser1": {
"ai_outputParser": [
[
{
"node": "Analyzes ingredients without caption (detailed analysis)",
"type": "ai_outputParser",
"index": 0
}
]
]
},
"Checks if message contains photo": {
"main": [
[
{
"node": "Retrieves photo file from Telegram",
"type": "main",
"index": 0
}
],
[
{
"node": "Handles text messages and greetings",
"type": "main",
"index": 0
}
]
]
},
"Routes based on caption presence": {
"main": [
[
{
"node": "Analyzes ingredients with user caption (Use/Do Not Use decision)",
"type": "main",
"index": 0
}
],
[
{
"node": "Analyzes ingredients without caption (detailed analysis)",
"type": "main",
"index": 0
}
]
]
},
"Retrieves photo file from Telegram": {
"main": [
[
{
"node": "Analyzes product images using Google Gemini",
"type": "main",
"index": 0
}
]
]
},
"Handles text messages and greetings": {
"main": [
[
{
"node": "Sends conversational responses",
"type": "main",
"index": 0
}
]
]
},
"Analyzes product images using Google Gemini": {
"main": [
[
{
"node": "Routes based on caption presence",
"type": "main",
"index": 0
}
]
]
},
"Analyzes ingredients without caption (detailed analysis)": {
"main": [
[
{
"node": "Sends detailed ingredient analysis",
"type": "main",
"index": 0
}
]
]
},
"Analyzes ingredients with user caption (Use/Do Not Use decision)": {
"main": [
[
{
"node": "Sends Use/Do Not Use recommendation",
"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 - 内容创作, 多模态 AI
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17
分类2
节点类型9
作者
Parth Pansuriya
@parthpansuriyaI build smart and scalable automation workflows using n8n to simplify tasks, connect apps, and boost productivity. From WhatsApp bots to AI-powered systems, I create seamless automations tailored for business and creators.
外部链接
在 n8n.io 查看 →
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