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kwaivgi/kling-v1.5-pro
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Generate 5s and 10s videos in 1080p resolution at 30fps
Capabilities
Negative Prompt
Cost
Community model (estimated from hardware time)
Input Parameters
| Name | Type | Description | Default | Constraints |
|---|---|---|---|---|
prompt * | string | Text prompt for video generation | — | — |
aspect_ratio | string | Aspect ratio of the video. Ignored if start_image is provided. | "16:9" | 16:9 9:16 1:1 |
cfg_scale | number | Flexibility in video generation; The higher the value, the lower the model's degree of flexibility, and the stronger the relevance to the user's prompt. | 0.5 | min: 0, max: 1 |
duration | integer | Duration of the video in seconds | 5 | 5 10 |
end_image | string (uri) | Last frame of the video. A start or end image is required. | — | — |
negative_prompt | string | Things you do not want to see in the video | "" | — |
start_image | string (uri) | First frame of the video. A start or end image is required. | — | — |
prompt required string Text prompt for video generation
aspect_ratio string Aspect ratio of the video. Ignored if start_image is provided.
Default:
"16:9" 16:9 9:16 1:1
cfg_scale number Flexibility in video generation; The higher the value, the lower the model's degree of flexibility, and the stronger the relevance to the user's prompt.
Default:
0.5 min: 0, max: 1 duration integer Duration of the video in seconds
Default:
5 5 10
end_image string Last frame of the video. A start or end image is required.
negative_prompt string Things you do not want to see in the video
Default:
"" start_image string First frame of the video. A start or end image is required.
Version:
416c7db61493 Updated: 6/26/2026 3.9K runs
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