voice_idvoice_idvoice_id is returned in the results field of the task detailsDocumentation Index
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Add to request header:
Authorization: Bearer YOUR_API_KEY
kling-video-create-voice: Upload a voice reference URL, returns a voice_id that can be bound to video subject elements
"kling-video-create-voice"
URL of the voice reference audio
Notes:
voice_id that can be bound to video subject elementsmp3, ogg, wav, m4a, aac"https://v3b.fal.media/files/b/0a867736/_Wo19V-XrOVYZt6jKE8t5_kling_video.wav"
Task created successfully
Task creation timestamp
1757165031
Task ID
"task-unified-1757165031-uyujaw3d"
Model name actually used
Task type
video.generation.task Task progress percentage (0-100)
0 <= x <= 1000
Task status
pending, processing, completed, failed "pending"
Async task information
Task output type
video "video"