多语言语音文本Telegram机器人（ElevenLabs TTS与LangChain代理）
高级
这是一个Support Chatbot, AI Chatbot领域的自动化工作流，包含 18 个节点。主要使用 If, Set, Switch, Telegram, Aggregate 等节点。 集成ElevenLabs语音合成与LangChain代理的多语言语音文本Telegram机器人
前置要求
- •Telegram Bot Token
- •可能需要目标 API 的认证凭证
- •Google Gemini API Key
使用的节点 (18)
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": "b01651a347630e90a4bc33ea9cf043eb9b1a7593a0e49cd5542c1c0d34c726d2",
"templateCredsSetupCompleted": true
},
"nodes": [
{
"id": "83497222-5524-4f63-9e45-b1bfe3397de1",
"name": "Telegram 输入",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
-1680,
-60
],
"webhookId": "ec3858d1-90bb-47c3-9012-858bdf043eda",
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"typeVersion": 1.1
},
{
"id": "743ec068-df01-4bcb-89a4-499da2de1c58",
"name": "添加 SessionId",
"type": "n8n-nodes-base.set",
"position": [
-1500,
-60
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "b5c25cd4-226b-4778-863f-79b13b4a5202",
"name": "sessionId",
"type": "string",
"value": "={{ $json.message.chat.id }}"
}
]
},
"includeOtherFields": true
},
"typeVersion": 3.4
},
{
"id": "9bbb8ed4-2458-4072-98bc-ccde13b80af0",
"name": "Switch",
"type": "n8n-nodes-base.switch",
"position": [
-1320,
-60
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "voice",
"conditions": {
"combinator": "and",
"conditions": [
{
"id": "a2869917-6c2d-4fe6-b3bb-68fb1f4447f8",
"operator": {
"type": "string",
"operation": "empty",
"singleValue": true
},
"leftValue": "={{ $json.message.text }}",
"rightValue": ""
}
]
},
"renameOutput": true
},
{
"outputKey": "text",
"conditions": {
"combinator": "and",
"conditions": [
{
"id": "ba8aa838-8f6e-41dc-ab08-d44b444b3c5d",
"operator": {
"type": "string",
"operation": "notEmpty",
"singleValue": true
},
"leftValue": "={{ $json.message.text }}",
"rightValue": ""
}
]
},
"renameOutput": true
}
]
},
"options": {}
},
"typeVersion": 3.2,
"alwaysOutputData": false
},
{
"id": "a5e0c4a8-041e-4252-8a77-7f090e565a5c",
"name": "获取语音文件",
"type": "n8n-nodes-base.telegram",
"position": [
-1120,
-160
],
"webhookId": "1c4105d0-21d7-4838-a3ff-3d8c5f53431a",
"parameters": {
"fileId": "={{ $json.message.voice.file_id }}",
"resource": "file"
},
"typeVersion": 1.1
},
{
"id": "3fe6c7c4-28ee-4bdb-9db6-67fd4b486b64",
"name": "Transcribe ElevenLabs",
"type": "@elevenlabs/n8n-nodes-elevenlabs.elevenLabs",
"position": [
-980,
-160
],
"parameters": {
"resource": "speech",
"operation": "speechToText",
"requestOptions": {},
"additionalOptions": {}
},
"typeVersion": 1
},
{
"id": "c8520675-e456-4ac6-9959-81068c371bd4",
"name": "编辑字段",
"type": "n8n-nodes-base.set",
"position": [
-840,
-160
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "069636d6-2929-4044-8174-905689ef726d",
"name": "message.text",
"type": "string",
"value": "={{ $json.text }}"
},
{
"id": "721a7962-d198-485f-8c9f-3e962d83db5f",
"name": "sessionId",
"type": "string",
"value": "={{ $('Switch').item.json.sessionId }}"
},
{
"id": "0f39588e-55eb-4bf3-9150-456c6597100c",
"name": "voice",
"type": "boolean",
"value": true
}
]
}
},
"typeVersion": 3.4
},
{
"id": "3eb68b11-1cca-4d03-ba1a-8f4e81199148",
"name": "聚合",
"type": "n8n-nodes-base.aggregate",
"position": [
-620,
-60
],
"parameters": {
"options": {},
"aggregate": "aggregateAllItemData"
},
"typeVersion": 1
},
{
"id": "5f477900-a311-4b6e-ba2c-7a5460937978",
"name": "Google Gemini 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
-720,
200
],
"parameters": {
"options": {},
"modelName": "models/gemini-2.5-flash"
},
"typeVersion": 1
},
{
"id": "4948f23a-ddde-4973-963c-cfe1aec5119a",
"name": "Groq 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatGroq",
"position": [
-560,
200
],
"parameters": {
"model": "deepseek-r1-distill-llama-70b",
"options": {}
},
"typeVersion": 1
},
{
"id": "dddd3d08-b63c-4a64-9def-e694ca2efd47",
"name": "语音助手",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
-420,
-60
],
"parameters": {
"text": "={{ $json.data[0].message.text }}",
"options": {
"systemMessage": "You are the woman **CoinMarketCap AI Data Analyst**, a powerful, multi-source crypto intelligence system that integrates three specialized agents..."
},
"promptType": "define"
},
"typeVersion": 1.7
},
{
"id": "b459ce91-2261-4fc4-8cc0-8e39d2093512",
"name": "如果是语音",
"type": "n8n-nodes-base.if",
"position": [
-60,
-60
],
"parameters": {
"options": {},
"conditions": {
"combinator": "and",
"conditions": [
{
"id": "290be484-45fd-497f-917e-00df36476bf2",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
},
"leftValue": "={{ $('Aggregate').item.json.data[0].voice }}",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "73d99c4c-c968-44ef-9196-94e5b372051c",
"name": "ElevenLabs",
"type": "@elevenlabs/n8n-nodes-elevenlabs.elevenLabs",
"position": [
160,
-160
],
"parameters": {
"text": "={{ $('Voice Assistant').item.json.output }}",
"voice": {
"mode": "list",
"value": "9BWtsMINqrJLrRacOk9x",
"cachedResultName": "Aria"
},
"resource": "speech",
"requestOptions": {},
"additionalOptions": {
"model": {
"mode": "list",
"value": "eleven_multilingual_v2"
},
"languageCode": "={{ $('Telegram Input').item.json.message.from.language_code }}",
"outputFormat": "opus_48000_64"
}
},
"typeVersion": 1
},
{
"id": "4b661df9-08fc-498f-ae5f-945956120287",
"name": "Telegram 发送消息",
"type": "n8n-nodes-base.telegram",
"position": [
160,
20
],
"webhookId": "fe51631a-9bde-41e5-a12c-357f00377dd7",
"parameters": {
"text": "={{ $json.output }}",
"chatId": "={{ $('Telegram Input').item.json.message.chat.id }}",
"additionalFields": {}
},
"typeVersion": 1
},
{
"id": "b68da635-54b8-4c42-8c72-2b12cc805b12",
"name": "Telegram 发送语音消息",
"type": "n8n-nodes-base.httpRequest",
"position": [
380,
-160
],
"parameters": {
"url": "https://api.telegram.org/bot{{$credentials.telegramToken}}/sendVoice",
"method": "POST",
"options": {},
"sendBody": true,
"contentType": "multipart-form-data",
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "chat_id",
"value": "={{ $('Telegram Input').item.json.message.chat.id }}"
},
{
"name": "voice",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "multipart/form-data"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "420ec75a-87e4-4d29-b4b7-81299cc42760",
"name": "语音助手记忆",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
-420,
200
],
"parameters": {
"sessionKey": "={{ $json.data[0].sessionId }}",
"sessionIdType": "customKey"
},
"typeVersion": 1.3
},
{
"id": "73674764-4bfd-4fc1-91ad-42ad03aae79d",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
-440,
-300
],
"parameters": {
"width": 300,
"height": 180,
"content": "**自动语言检测**："
},
"typeVersion": 1
},
{
"id": "6a439698-ca32-4188-a6ba-ac427cf995eb",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1400,
120
],
"parameters": {
"width": 300,
"height": 300,
"content": "🎙️ 语音/文本路由逻辑"
},
"typeVersion": 1
},
{
"id": "d12487ce-023d-468d-9204-ebf4d86df3d8",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-280,
140
],
"parameters": {
"width": 380,
"height": 440,
"content": "## 🛠️ 自定义工具集成"
},
"typeVersion": 1
}
],
"pinData": {},
"connections": {
"Switch": {
"main": [
[
{
"node": "Get Voice File",
"type": "main",
"index": 0
}
],
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
},
"If voice": {
"main": [
[
{
"node": "ElevenLabs",
"type": "main",
"index": 0
}
],
[
{
"node": "Telegram Send Message",
"type": "main",
"index": 0
}
]
]
},
"Aggregate": {
"main": [
[
{
"node": "Voice Assistant",
"type": "main",
"index": 0
}
]
]
},
"ElevenLabs": {
"main": [
[
{
"node": "Telegram send voice message",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
},
"Adds SessionId": {
"main": [
[
{
"node": "Switch",
"type": "main",
"index": 0
}
]
]
},
"Get Voice File": {
"main": [
[
{
"node": "Transcribe ElevenLabs",
"type": "main",
"index": 0
}
]
]
},
"Groq Chat Model": {
"ai_languageModel": [
[]
]
},
"Voice Assistant": {
"main": [
[
{
"node": "If voice",
"type": "main",
"index": 0
}
]
]
},
"Transcribe ElevenLabs": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
},
"Voice Assistant Memory": {
"ai_memory": [
[
{
"node": "Voice Assistant",
"type": "ai_memory",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "Voice Assistant",
"type": "ai_languageModel",
"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 聊天机器人
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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