今天这期视频，带你一步步搭建一个自动语音播报系统：
✅ 利用 n8n 自动生成每日早安文案 ✅ 接入语音服务平台，实现文本转语音 ✅ 合成后的音频自动上传云盘，适合做播客、短视频配音、智能播报等应用场景
全流程自动化，无需手动操作，新手也能上手！
📌 支持定时触发、个性语音风格、多语言扩展 📦 实用流程图 + 接口参数说明已整理，欢迎查看评论区/描述获取
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n8n 文件
{
"nodes": [
{
"parameters": {
"inputDataFieldName": "audio",
"name": "=audio-{{ $('生成一个UUID1').item.json.uuid.slice(0,8) }}.mp3 ",
"driveId": {
"__rl": true,
"value": "My Drive",
"mode": "list",
"cachedResultName": "My Drive",
"cachedResultUrl": "https://drive.google.com/drive/my-drive"
},
"folderId": {
"__rl": true,
"mode": "list",
"value": "root",
"cachedResultName": "/ (Root folder)"
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
-240,
560
],
"id": "a8c300ce-f6b5-41cf-9683-332c4fbdd1c7",
"name": "Google Drive1",
"credentials": {
"googleDriveOAuth2Api": {
"id": "6q3I9UHER6dmhI6G",
"name": "Google Drive account"
}
}
},
{
"parameters": {
"content": "## 火山引擎早安电台语音",
"height": 480,
"width": 2240,
"color": 4
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-2220,
380
],
"typeVersion": 1,
"id": "9d9dd751-a953-4cab-87b4-33ced41280a1",
"name": "Sticky Note1"
},
{
"parameters": {
"action": "generate",
"dataPropertyName": "uuid"
},
"type": "n8n-nodes-base.crypto",
"typeVersion": 1,
"position": [
-900,
560
],
"id": "0526696a-c506-4b5c-b515-baf2c5f99302",
"name": "生成一个UUID1"
},
{
"parameters": {
"values": {
"string": [
{
"name": "text",
"value": "= {{ $json.text }}"
}
]
},
"options": {}
},
"id": "dd998b77-f975-4a9a-9047-3da78a5fb41d",
"name": "设置待生成文字1",
"type": "n8n-nodes-base.set",
"typeVersion": 2,
"position": [
-1140,
560
]
},
{
"parameters": {
"method": "POST",
"url": "https://openspeech.bytedance.com/api/v1/tts",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "Bearer;{{YOUR_API_TOKEN}}"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n \"app\": {\n \"appid\": \"{{YOUR_APP_ID}}\",\n \"token\": \"{{suiyi_TOKEN}}\",\n \"cluster\": \"volcano_tts\"\n },\n \"user\": {\n \"uid\": \"uid123\"\n },\n \"audio\": {\n \"voice_type\": \"ICL_zh_female_zhixingwenwan_tob\",\n \"emotion\": \"happy\",\n \"encoding\": \"mp3\",\n \"enable_emotion\": true,\n \"speed_ratio\":1.1,\n \"speed_ratio\": 1.0\n },\n \"request\": {\n \"reqid\": \"{{ $json.uuid }}\",\n \"text\": \"{{ $('设置待生成文字1').item.json.text }}\",\n \"text_type\": \"ssml\",\n \"operation\": \"query\"\n }\n}",
"options": {
"redirect": {
"redirect": {}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
-680,
560
],
"id": "0dd02e9b-0961-4bf3-82fe-e9ac2c83f639",
"name": "请求生成音频1"
},
{
"parameters": {
"promptType": "define",
"text": "={{ $json.today }}",
"messages": {
"messageValues": [
{
"message": "=你是一个心理鸡汤大师。\n今天是 {{ $json.today }}，请帮我生成一段【早安电台的问候语】。\n\n要求：\n- 控制在 **100 字以内**\n- 内容温暖、富有感染力、适合在早晨广播\n- 语言简洁、有画面感\n- 开头以 \"早安,我的朋友,今天是...\"开头"
}
]
}
},
"type": "@n8n/n8n-nodes-langchain.chainLlm",
"typeVersion": 1.6,
"position": [
-1540,
500
],
"id": "a3dc7b20-79c1-4161-8026-d22e31f7ff9b",
"name": "Basic LLM Chain2"
},
{
"parameters": {
"modelName": "models/gemini-2.0-flash-exp",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"typeVersion": 1,
"position": [
-1580,
720
],
"id": "c87dc849-c3e5-4da1-9008-6096a41bf8f7",
"name": "Google Gemini Chat Model1",
"credentials": {
"googlePalmApi": {
"id": "ZNBiXgkP6HbWeUYn",
"name": "Google Gemini(PaLM) Api account"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "ebb2a360-5559-438f-9202-463e759f74d2",
"name": "today",
"value": "={{ new Date().toLocaleDateString('zh-CN', { year: 'numeric', month: 'long', day: 'numeric' }) }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-1900,
560
],
"id": "851696e3-702b-4e15-8c0a-ee2acef68534",
"name": "设置日期"
},
{
"parameters": {
"rule": {
"interval": [
{
"triggerAtHour": 8
}
]
}
},
"type": "n8n-nodes-base.scheduleTrigger",
"typeVersion": 1.2,
"position": [
-2140,
560
],
"id": "92598d3a-6c08-4aaa-b179-2ac48482c678",
"name": "定时触发"
},
{
"parameters": {
"jsCode": "const base64Audio = $json.data;\nconst now = new Date().toISOString().replace(/[:.]/g, '-');\nconst fileName = `tts-${now}.mp3`;\n\nreturn [{\n binary: {\n audio: {\n data: Buffer.from(base64Audio, 'base64'),\n mimeType: 'audio/mpeg',\n fileName\n }\n }\n}];"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
-460,
560
],
"id": "77a6018b-e369-4c83-9dbd-9ca71ceeb0e5",
"name": "提取音频并重命名1"
},
{
"parameters": {
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatDeepSeek",
"typeVersion": 1,
"position": [
-1760,
720
],
"id": "6733ce7e-e4b9-4a21-945b-52cd075781b1",
"name": "DeepSeek Chat Model",
"credentials": {
"deepSeekApi": {
"id": "Q0HHG0GA8xOiro5F",
"name": "DeepSeek account"
}
}
}
],
"connections": {
"生成一个UUID1": {
"main": [
[
{
"node": "请求生成音频1",
"type": "main",
"index": 0
}
]
]
},
"设置待生成文字1": {
"main": [
[
{
"node": "生成一个UUID1",
"type": "main",
"index": 0
}
]
]
},
"请求生成音频1": {
"main": [
[
{
"node": "提取音频并重命名1",
"type": "main",
"index": 0
}
]
]
},
"Basic LLM Chain2": {
"main": [
[
{
"node": "设置待生成文字1",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model1": {
"ai_languageModel": [
[
{
"node": "Basic LLM Chain2",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"设置日期": {
"main": [
[
{
"node": "Basic LLM Chain2",
"type": "main",
"index": 0
}
]
]
},
"定时触发": {
"main": [
[
{
"node": "设置日期",
"type": "main",
"index": 0
}
]
]
},
"提取音频并重命名1": {
"main": [
[
{
"node": "Google Drive1",
"type": "main",
"index": 0
}
]
]
},
"DeepSeek Chat Model": {
"ai_languageModel": [
[]
]
}
},
"pinData": {},
"meta": {
"templateCredsSetupCompleted": true,
"instanceId": "3886e1e9c6c0e6eb98d84479b90e355a5a967e32c17c84fdacb4e070bf126374"
}
}
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