Video to Audio

POST https://www.kkiai.com/kling/v1/audio/video-to-audio

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
video_id	string	Optional	ID of the video generated by Kling AI. Only supports videos generated within 30 days with a duration between 3.0 and 20.0 seconds.
video_url	string	Optional	URL to retrieve the uploaded video. Either video_id or video_url must be provided, but not both can be empty or both can have values. Video format supports only MP4/MOV, file size ≤ 100M, video duration between 3.0 and 20.0 seconds.
sound_effect_prompt	string	Optional
bgm_prompt	string	Optional
asmr_mode	boolean	Optional	Whether to enable ASMR mode. This mode enhances detailed sound effects and is suitable for highly immersive content scenarios. true means enabled, false means disabled (default value).
external_task_id	string	Optional
callback_url	string	Optional

Request Example

{
    "video_id": "825406034503692376",
    "video_url": "",
    "sound_effect_prompt": "Human voice sounds that match the video.",
    "bgm_prompt": "",
    "asmr_mode": false,
    "external_task_id": "",
    "callback_url": ""
}

cURL Example

curl --location --request POST 'https://www.kkiai.com/kling/v1/audio/video-to-audio' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "video_id": "825406034503692376",
    "video_url": "",
    "sound_effect_prompt": "Human voice sounds that match the video.",
    "bgm_prompt": "",
    "asmr_mode": false,
    "external_task_id": "",
    "callback_url": ""
}'

Response

🟢 200 Success

Response Example

{}