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POST
/
v1
/
ai
/
video
/
kling-v3-omni-std
Kling 3 Omni Standard - Generate video from text or image
curl --request POST \
  --url https://api.freepik.com/v1/ai/video/kling-v3-omni-std \
  --header 'Content-Type: application/json' \
  --header 'x-freepik-api-key: <api-key>' \
  --data '
{
  "webhook_url": "<string>",
  "prompt": "<string>",
  "multi_prompt": [
    "<string>"
  ],
  "shot_type": "customize",
  "image_url": "<string>",
  "start_image_url": "<string>",
  "end_image_url": "<string>",
  "image_urls": [
    "<string>"
  ],
  "elements": [
    {
      "reference_image_urls": [
        "<string>"
      ],
      "frontal_image_url": "<string>"
    }
  ],
  "generate_audio": true,
  "voice_ids": [
    "<string>"
  ],
  "aspect_ratio": "16:9",
  "duration": "5"
}
'
"<unknown>"

Authorizations

​
x-freepik-api-key
string
header
required

Your Freepik API key. Required for authentication. Learn how to obtain an API key

Body

application/json
​
webhook_url
string<uri>

Optional callback URL that receives asynchronous notifications when the task changes status. The payload includes the task status and result URL when completed.

​
prompt
string

Text prompt describing the desired video content. Maximum 2500 characters.

Usage by mode:

  • Text-to-video: Required unless multi_prompt is provided
  • Image-to-video: Either prompt or multi_prompt must be provided, but not both
Maximum string length: 2500
​
multi_prompt
string[]

List of prompts for multi-shot video generation. Each item is a string prompt for that shot. Use with shot_type to control multi-shot behavior.

Maximum array length: 6
​
shot_type
enum<string>
default:customize

The type of multi-shot video generation. Currently only 'customize' is supported for Omni.

Available options:
customize
​
image_url
string

URL of the start frame image for image-to-video generation. Required for image-to-video mode.

Image requirements:

  • Minimum: 300x300 pixels
  • Maximum: 10MB file size
  • Formats: JPG, JPEG, PNG
​
start_image_url
string

Image to use as the first frame of the video. Use together with end_image_url to control both start and end frames in image-to-video mode.

​
end_image_url
string

Image to use as the last frame of the video. Optional for image-to-video mode to guide the final frame.

​
image_urls
string[]

Reference images for style/appearance guidance. Reference in your prompt as @Image1, @Image2, etc. Maximum 4 total (elements + reference images).

​
elements
object[]

Elements (characters/objects) to include for consistent identity across the video. Reference in your prompt as @Element1, @Element2, etc.

​
generate_audio
boolean

Whether to generate native audio for the video.

​
voice_ids
string[]

Optional Voice IDs for video generation. Reference voices in your prompt with <<<voice_1>>> and <<<voice_2>>>. Maximum 2 voices per task.

​
aspect_ratio
enum<string>
default:16:9

Aspect ratio for Kling V3 Omni video generation:

  • auto: Automatically match the input image aspect ratio (image-to-video only)
  • 16:9: Landscape (widescreen)
  • 9:16: Portrait (vertical)
  • 1:1: Square
Available options:
auto,
16:9,
9:16,
1:1
​
duration
enum<string>
default:5

Duration of the generated video in seconds.

Range: 3-15 seconds Note: When using multi-shot mode, total duration across all shots cannot exceed 15 seconds.

Available options:
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15

Response

OK - Task created successfully

OK - The task exists and the status is returned