构建集成Linkup网络搜索、GPT-4.1和Mistral语音的Telegram问答机器人
高级
这是一个自动化工作流，包含 21 个节点。主要使用 If, Set, Switch, Telegram, HttpRequest 等节点。 构建集成Linkup网络搜索、GPT-4.1和Mistral语音的Telegram问答机器人
前置要求
- •Telegram Bot Token
- •可能需要目标 API 的认证凭证
- •OpenAI API Key
使用的节点 (21)
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
{
"nodes": [
{
"id": "c1fbf4de-ddf2-450d-b09c-d07025d643f5",
"name": "Telegram 触发器",
"type": "n8n-nodes-base.telegramTrigger",
"position": [
240,
544
],
"webhookId": "cce06804-3cd5-4dff-a90a-ed4ce49b0b04",
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"id": "GQHcQvX9GizW5ai3",
"name": "Duv Brain Telegram"
}
},
"typeVersion": 1.1
},
{
"id": "f2e6b66d-8c5f-44fc-9bcf-34d48a7d8cd3",
"name": "我自己？",
"type": "n8n-nodes-base.if",
"position": [
464,
544
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "fae16f10-e497-47ea-92ec-741f54cedd62",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.message.from.username }}",
"rightValue": "<Replace with your Telegram username>"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "d4b2699d-bff8-424c-a8e9-3879fbcb2a6a",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
2256,
560
],
"parameters": {
"text": "={{ $json.final_user_message }}",
"options": {
"systemMessage": "=You are a helpful assistant that answers the user based on web-search.\n\nWhenever the user query requires getting insights from the web (most queries except empty queries like \"hi\"), call the tool \"Web search\" with a question to have it output an answer based on AI web search.\n\nProvide sources of the main insights.\n\nAnswer considring that this conversation happens on Telegram - adapt your style/format to that platform."
},
"promptType": "define"
},
"typeVersion": 1.8
},
{
"id": "49ca5d84-ebac-41db-a961-f6c66d75a468",
"name": "简单记忆",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
2272,
816
],
"parameters": {
"sessionKey": "={{ $('Telegram Trigger').item.json.message.from.username }}",
"sessionIdType": "customKey",
"contextWindowLength": 7
},
"typeVersion": 1.3
},
{
"id": "1cad1569-ebc5-4446-8a8d-898cbfcebbbf",
"name": "便签说明5",
"type": "n8n-nodes-base.stickyNote",
"position": [
880,
272
],
"parameters": {
"color": 2,
"width": 873,
"height": 293,
"content": "# 处理音频"
},
"typeVersion": 1
},
{
"id": "21b52da1-5a08-4f7b-9b83-56ec4b12fe07",
"name": "获取音频文件",
"type": "n8n-nodes-base.telegram",
"position": [
976,
400
],
"webhookId": "aa1f75c8-2c80-4fab-be6c-b4120381181d",
"parameters": {
"fileId": "={{ $('Telegram Trigger').item.json.message.voice.file_id }}",
"resource": "file",
"additionalFields": {}
},
"credentials": {
"telegramApi": {
"id": "GQHcQvX9GizW5ai3",
"name": "Duv Brain Telegram"
}
},
"typeVersion": 1.2
},
{
"id": "05bf3117-933d-4a17-bee7-ca26b454abc7",
"name": "消息路由器",
"type": "n8n-nodes-base.switch",
"position": [
688,
512
],
"parameters": {
"rules": {
"values": [
{
"outputKey": "audio",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "b5d9f703-2a1b-4942-906c-7a7d1404a4d7",
"operator": {
"type": "object",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $('Telegram Trigger').item.json.message.voice }}",
"rightValue": ""
}
]
},
"renameOutput": true
},
{
"outputKey": "text",
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "342f0883-d959-44a2-b80d-379e39c76218",
"operator": {
"type": "string",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $('Telegram Trigger').item.json.message.text }}",
"rightValue": ""
}
]
},
"renameOutput": true
}
]
},
"options": {
"fallbackOutput": "extra"
}
},
"typeVersion": 3.2
},
{
"id": "a0c3018c-0e5e-4184-9586-422fdb5aa16f",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
2400,
768
],
"parameters": {
"color": 6,
"width": 336,
"height": 368,
"content": ""
},
"typeVersion": 1
},
{
"id": "93107652-cd00-4d85-9eb7-2d42276e76a1",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
1904,
768
],
"parameters": {
"color": 5,
"width": 336,
"height": 368,
"content": "## Linkup 网络搜索"
},
"typeVersion": 1
},
{
"id": "4a1bde4f-df6e-45b5-a91c-613e5673848f",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
2192,
320
],
"parameters": {
"color": 4,
"width": 352,
"height": 400,
"content": "## AI 模型"
},
"typeVersion": 1
},
{
"id": "4f0fbc4e-55af-4b3e-b187-fab5231442ab",
"name": "OpenAI 聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
2032,
832
],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4.1-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"id": "dMiSy27YCK6c6rra",
"name": "Duv's OpenAI"
}
},
"typeVersion": 1.2
},
{
"id": "469db785-dad8-4f46-ae4e-a73936d5c063",
"name": "## 代理",
"type": "n8n-nodes-base.telegram",
"position": [
2832,
560
],
"webhookId": "7ac3dfe6-5df8-4791-8765-2234d475c22d",
"parameters": {
"text": "={{ $json.output }}",
"chatId": "={{ $('Telegram Trigger').item.json.message.from.id }}",
"additionalFields": {
"appendAttribution": false
}
},
"credentials": {
"telegramApi": {
"id": "GQHcQvX9GizW5ai3",
"name": "Duv Brain Telegram"
}
},
"typeVersion": 1.2
},
{
"id": "d8484fa4-6147-49f5-a4cf-549a9b9c609c",
"name": "便签6",
"type": "n8n-nodes-base.stickyNote",
"position": [
1200,
288
],
"parameters": {
"color": 7,
"width": 265,
"height": 261,
"content": "Telegram 回答"
},
"typeVersion": 1
},
{
"id": "b99a6e1e-d26a-405f-a9ad-68a3f9108734",
"name": "便签 7",
"type": "n8n-nodes-base.stickyNote",
"position": [
384,
304
],
"parameters": {
"color": 3,
"width": 265,
"height": 405,
"content": "### AI 转录"
},
"typeVersion": 1
},
{
"id": "95bd10b8-242f-4947-a763-4fe69c507285",
"name": "### 将此机器人设为私有",
"type": "n8n-nodes-base.stickyNote",
"position": [
896,
592
],
"parameters": {
"color": 2,
"width": 873,
"height": 293,
"content": "便签 8"
},
"typeVersion": 1
},
{
"id": "48d77137-bc1a-4ae2-8b03-48ddcd17c4cf",
"name": "# 处理文本",
"type": "n8n-nodes-base.set",
"position": [
1568,
400
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "bffc2c1f-990e-4396-b59a-ab82b843e061",
"name": "preset_user_message",
"type": "string",
"value": "={{ $json.choices[0].message.content }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "8a59c1a6-4b6c-4356-a083-33f2f8cb7651",
"name": "从音频准备消息",
"type": "n8n-nodes-base.set",
"position": [
1280,
672
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "b37b48ba-8fef-4e6c-bbca-73e6c2e1e0a8",
"name": "preset_user_message",
"type": "string",
"value": "={{ $('Telegram Trigger').item.json.message.text }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "edc01d56-b1de-4e22-b8f8-60540d53434c",
"name": "从文本准备消息",
"type": "n8n-nodes-base.set",
"position": [
1872,
560
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "7db97ffc-b1eb-422e-8bb1-90eea55c7aa2",
"name": "final_user_message",
"type": "string",
"value": "={{ $json.preset_user_message }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "27a2b573-bbe5-47b6-a7ab-57c41a566d07",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
208,
-400
],
"parameters": {
"width": 880,
"height": 544,
"content": "整合用户消息"
},
"typeVersion": 1
},
{
"id": "0e9b76b5-1d89-49f2-924f-53325a6a8507",
"name": "# **带有 Linkup 和 GPT-4.1 的 AI 网络搜索 Telegram 代理（文本 + 语音）**",
"type": "n8n-nodes-base.httpRequestTool",
"position": [
2544,
832
],
"parameters": {
"url": "https://api.linkup.so/v1/search",
"method": "POST",
"options": {},
"sendBody": true,
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "q",
"value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Value', `The query for AI web-search`, 'string') }}"
},
{
"name": "depth",
"value": "standard"
},
{
"name": "outputType",
"value": "sourcedAnswer"
},
{
"name": "includeImages",
"value": "false"
},
{
"name": "includeInlineCitations",
"value": "false"
}
]
},
"toolDescription": "Call this tool when web-search base is required to answer the user query.",
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "Bearer <your Linkup API key>"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "853eea91-4385-46bd-aaf7-5f910d6afbd6",
"name": "网络搜索",
"type": "n8n-nodes-base.httpRequest",
"position": [
1280,
400
],
"parameters": {
"url": "https://api.mistral.ai/v1/audio/transcriptions",
"method": "POST",
"options": {
"redirect": {
"redirect": {}
}
},
"sendBody": true,
"contentType": "multipart-form-data",
"authentication": "predefinedCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "model",
"value": "voxtral-mini-2507"
},
{
"name": "file",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
}
]
},
"nodeCredentialType": "mistralCloudApi"
},
"credentials": {
"mistralCloudApi": {
"id": "vakRnCmKyOQFpdEk",
"name": "Mistral Cloud account"
}
},
"typeVersion": 4.2
}
],
"connections": {
"Myself?": {
"main": [
[
{
"node": "Message Router",
"type": "main",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "Telegram answer",
"type": "main",
"index": 0
}
]
]
},
"Web search": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"Get Audio File": {
"main": [
[
{
"node": "Mistral transcribe",
"type": "main",
"index": 0
}
]
]
},
"Message Router": {
"main": [
[
{
"node": "Get Audio File",
"type": "main",
"index": 0
}
],
[
{
"node": "Prepare message from text",
"type": "main",
"index": 0
}
]
]
},
"Telegram Trigger": {
"main": [
[
{
"node": "Myself?",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Mistral transcribe": {
"main": [
[
{
"node": "Prepare message from audio",
"type": "main",
"index": 0
}
]
]
},
"Consolidate user message": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Prepare message from text": {
"main": [
[
{
"node": "Consolidate user message",
"type": "main",
"index": 0
}
]
]
},
"Prepare message from audio": {
"main": [
[
{
"node": "Consolidate user message",
"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
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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