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POST
Attach voiceover or music

Authorizations

Authorization
string
header
required

API key from Settings > API, e.g. lv_...

Headers

Idempotency-Key
string

Replays the first response for 24 hours instead of charging twice.

Path Parameters

id
string
required

Workflow id

clip_id
string
required

Video clip node id

Body

application/json
kind
enum<string>
required
Available options:
voiceover,
music
url
string
text
string
voice
string
mood
string
duration
number

Music seconds, 5 to 120

subtitleStyle
enum<string>
Available options:
off,
tiktok,
reels,
youtube,
caption
volume
number
muted
boolean
ducking
boolean

Response

Attached

track_id
string
source_node_id
string
target_clip_id
string
kind
string
url
string
synthesized
boolean