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Video to Sound Effects

POST
/kling/v1/audio/video-to-audio

Generate sound effects and background music based on video content.

Authorizations

bearer
Type
HTTP (bearer)

Request Body

application/json
object

ID of a video generated by Kling AI. Only videos created within the last 30 days and between 3.0 and 20.0 seconds in length are supported.

URL to fetch the uploaded video. Use either video_id or video_url (exactly one required; both cannot be empty or both set). Video format: MP4/MOV only, file size ≤ 100 MB, duration between 3.0 and 20.0 seconds.

Prompt for sound effect generation.

Prompt for background music generation.

Whether to enable ASMR mode, which enhances detailed sound effects for highly immersive content. true enables it; false disables it (default).

Responses

OK

application/json

Playground

Authorization
Body

Samples