Generate Video

POST https://www.kkiai.com/alibailian/api/v1/services/aigc/video-generation/video-synthesis

Request Parameters

Authorization

Add the Authorization parameter to the Header. Its value is the Token concatenated after Bearer.

Example: Authorization: Bearer ********************

Body Parameters (application/json)

Parameter	Type	Required	Description
model	string	Required	Model name. (Required) Used to specify the model for this video generation. Example value: wan2.5-i2v-preview.
input	object	Required	Input information. (Required) Basic input information such as prompts, images, etc.
└ prompt	string	Required	Prompt. (Optional) Used to describe the elements and visual characteristics expected to be included in the generated video.
└ negative_prompt	string	Required	Negative prompt. (Optional) Used to describe content that you do not want to see in the video.
└ img_url	string	Required	First frame image. (Required) URL or Base64 encoded data of the first frame image.
└ audio_url	string	Required	Audio file URL. (Optional, only supported by wan2.5-i2v-preview) The model will use this audio to generate the video.
└ template	string	Required	Video effect template. (Optional) Name of the video effect template. If not specified, no video effects will be applied.
parameters	object	Required	Video processing parameters. (Optional) Advanced processing parameters for the video, such as setting resolution, duration, watermark, etc.
└ resolution	string	Required	Video resolution. (Optional) Specify the resolution level of the generated video without changing the aspect ratio.
└ duration	integer	Required	Video duration. (Optional) Duration of the generated video in seconds. The value of this parameter depends on the model parameter.
└ prompt_extend	boolean	Required	Prompt intelligent rewriting. (Optional) Whether to enable intelligent prompt rewriting. Default value is true.
└ watermark	boolean	Required	Watermark indicator. (Optional) Whether to add an "AI Generated" watermark. Default value is false.
└ audio	boolean	Required	Auto-add audio. (Optional, only supported by wan2.5-i2v-preview) Controls whether to automatically add audio to the video. Only takes effect when audio_url is empty.
└ seed	integer	Required	Random seed. (Optional) Fixing the seed value helps improve the reproducibility of generation results.

Request Example

{
    "model": "wan2.5-i2v-preview",
    "input": {
        "prompt": "Change the lighting.",
        "img_url": "https://brainrot-yt-shorts.oss-cn-beijing.aliyuncs.com/images/cached/55a955b7e41723417281051d7bebdb45.png"
    },
    "parameters": {
        "resolution": "480P",
        "prompt_extend": true,
        // "duration": 5,
        "audio": true
    }
}

cURL Example

curl --location --request POST 'https://www.kkiai.com/alibailian/api/v1/services/aigc/video-generation/video-synthesis' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "wan2.5-i2v-preview",
    "input": {
        "prompt": "Change the lighting.",
        "img_url": "https://brainrot-yt-shorts.oss-cn-beijing.aliyuncs.com/images/cached/55a955b7e41723417281051d7bebdb45.png"
    },
    "parameters": {
        "resolution": "480P",
        "prompt_extend": true,
        // "duration": 5,
        "audio": true
    }
}'

Response

🟢 200 Success

Response Body

Parameter	Type	Required	Description
request_id	string	Required
output	object	Required
└ task_id	string	Required
└ task_status	string	Required

Response Example

{
    "request_id": "ccffb21f-c21e-4eba-861a-6c80e6db6e4d",
    "output": {
        "task_id": "a55bfe14-6e78-4b9d-b97d-128420399ed1",
        "task_status": "PENDING"
    }
}