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POST
Kling V2.6 Video
Cinematic, fluid motion, audio-backed.

Authorizations

Authorization
string
header
required

API Key for API endpoints

Body

prompt
string
required

Text prompt for video generation. Optional for motion control.

feature
string

Workflow type: prompt/image generation or motion transfer.

Allowed value: "text-image-to-video"
image_url
string<uri>

Source image for image-to-video, or the character image for motion control.

end_image_url
string<uri>

Optional ending image for image-to-video.

generate_audio
boolean
default:true

Generate audio with the video

aspect_ratio
enum<string>
default:16:9

Aspect ratio of the video. Portrait is 720x1280, landscape is 1280x720

Available options:
9:16,
16:9,
1:1
negative_prompt
string | null

Description of what to exclude from the generated video.

video_url
string<uri>

Reference video URL used to transfer motion.

character_orientation
enum<string>
default:video

Keep orientation aligned with the image or video source.

Available options:
image,
video
quality
enum<string>
default:standard

Motion control quality tier.

Available options:
standard,
pro
keep_original_sound
boolean
default:true

Whether to keep source video sound in motion-control mode.

duration
default:5

Video duration in seconds

{key}
any

Response

Generation submission accepted

id
string
required

Generation id.

status
enum<string>
required

Queue status

Available options:
IN_QUEUE,
IN_PROGRESS,
COMPLETED,
FAILED,
CANCELED
input
Text Image To Video · object
required

Normalized input payload for the generation task.

usage
object
required

Credit usage breakdown for the request

code
string

Machine-readable generation error code. Present when status is FAILED.

message
string

Sanitized human-readable failure message. Present when status is FAILED.