CloneVoice

Last updated: 2026-10-26 17:34:09Download PDF

1. API Description

Domain name for API request: mps.intl.tencentcloudapi.com.

This API is used to clone a voice from reference audio.

A maximum of 20 requests can be initiated per second for this API.

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name	Required	Type	Description
Action	Yes	String	Common Params. The value used for this API: CloneVoice.
Version	Yes	String	Common Params. The value used for this API: 2019-06-12.
Region	No	String	Common Params. This parameter is not required for this API.
AudioData	No	String	Clone audio base64 code
AudioUrl	No	String	Cloning audio URL. Valid when AudioData is empty.
AudioLang	No	String	Cloning audio language. The default language is Chinese. Supported languages are the same as those for TextLang in text to speech.
VoiceProfile	No	VoiceProfile	Voice attribute. Use timbre for querying and matching.
Text	No	String	Trial text
TextLang	No	String	Language of the trial text. By default, it is automatically detected if left blank. The currently supported languages are the same as those for TTS.
Output	No	SyncDubbingOutputOption	Output parameters. You can specify the output audio format, etc. The default output audio format is base64.
ExtParam	No	String	Extended parameters in the format of a JSON string.

3. Output Parameters

Parameter Name	Type	Description
ErrorCode	Integer	Error code. 0 is returned if the request is successful.
Msg	String	Error message. success is returned if the request is successful.
VoiceId	String	ID of the cloned generated voice type
AudioData	String	base64-encoded synthetic audio
AudioUrl	String	Synthetic audio Url, valid for 24 hours
ExtInfo	String	Extended information, json string
RequestId	String	The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Voice Cloning Example

Input Example

POST / HTTP/1.1
Host: mps.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: CloneVoice
<Common request parameters>

{
    "AudioUrl": "https://*****************.cos-internal.ap-nanjing.tencentcos.cn/common/***********/reel/test/narration_voice_zh.wav",
    "AudioLang": "zh",
    "VoiceProfile": {
        "Name": "new-clone-test"
    }
}

Output Example

{
    "Response": {
        "ErrorCode": 0,
        "Msg": "success",
        "VoiceId": "v1_******BMqyjoY5+h4uWEkXUsTXzvBqORfjv9WZbpLIxGPzq3dm6qXYaOtO9C/9p68Gk=",
        "RequestId": "caeaf2ae-22f9-4a8e-a570-0558aefd1c15",
        "AudioUrl": "https://*********************.cos.accelerate.myqcloud.com/speech/771bdded-b55b-4745-82ae-caafb1136d7f-preview.mp3"
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

Tencent Cloud CLI 3.0

6. Error Code

There is no error code related to the API business logic. For other error codes, please see Common Error Codes.