TTS 文本转语音

接口: POST https://4zapi.com/v1beta/models/gemini-3.8-flash-tts:generateContent

官方文档：https://ai.google.dev/gemini-api/docs/text-generation?hl=zh-cn#multi-turn-conversations

参数

• key (query, string, 必填)
• Content-Type (header, string, 必填)

请求体 (application/json)

• contents (array<object>, 必填)
• generationConfig (object, 必填)

请求示例

{
  "contents": [
    {
      "parts": [
        {
          "text": "Say cheerfully: Have a wonderful day!"
        }
      ]
    }
  ],
  "generationConfig": {
    "responseModalities": [
      "AUDIO"
    ],
    "speechConfig": {
      "voiceConfig": {
        "prebuiltVoiceConfig": {
          "voiceName": "Kore"
        }
      }
    }
  }
}