Text-to-Speech

POST https://www.kkiai.com/kling/v1/audio/tts

Request Parameters

Authorization

Add the Authorization parameter to the Header. Its value is the Token concatenated after Bearer.

Example: Authorization: Bearer ********************

Header Parameters

Parameter	Type	Required	Description	Example
Content-Type	string	Optional		application/json
Authorization	string	Optional		Bearer {{YOUR_API_KEY}}

Body Parameters (application/json)

Parameter	Type	Required	Description
text	string	Required	Text content for audio synthesis; maximum text length is 1000 characters. Exceeding this length will return an error code. The system validates text content and will return an error code if there are issues.
voice_id	string	Required	Voice ID. The system provides multiple voice options to choose from. Refer to the voice effect, voice ID, and voice language correspondence. Voice preview does not support custom text. Voice preview file naming convention: voice name#voice ID#voice language. Text-to-speech currently only supports official voices and does not support custom voices.
voice_language	string	Required	Language of the synthesized audio text; maximum text length is 1000 characters. Exceeding this length will return an error code. The system validates text content and will return an error code if there are issues.
voice_speed	integer	Optional	Speech speed valid range: 0.8~2.0, precise to one decimal place. Values outside this range will be automatically rounded.

Request Example

{
    "text": "Describe what you see in the image.",
    "voice_id": "genshin_vindi2",
    "voice_language": "zh",
    "voice_speed": "1.0"
}

cURL Example

curl --location --request POST 'https://www.kkiai.com/kling/v1/audio/tts' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "text": "Describe what you see in the image.",
    "voice_id": "genshin_vindi2",
    "voice_language": "zh",
    "voice_speed": "1.0"
}'

Response

🟢 200 Success

Response Example

{}