Seedance 2.0 animates a starting frame image into video, with optional end frame for controlled transitions. Supports synchronized audio generation.
pip install requestsimport requests
response = requests.post(
"https://api.runflow.io/v1/run/seedance/2.0/image-to-video",
headers={"Authorization": "Bearer RUNFLOW_API_KEY"},
json={
"prompt": "Clouds moving slowly across the sky, light shifting across the mountain peaks...",
"image_url": "https://public.runflow.io/images/models/_base/landscape-mountain.png"
},
)
data = response.json()
print(data["video"]["url"])| Parameter | Type | Description |
|---|---|---|
| image_url | image | The URL of the starting frame image to animate. Supported formats: JPEG, PNG, WebP. Max 30 MB. |
| prompt | string | The text prompt describing the desired motion and action for the video. |
| end_image_url | image | The URL of the image to use as the last frame of the video. When provided, the generated video will transition from the starting image to this ending image. Supported formats: JPEG, PNG, WebP. Max 30 MB. |
| aspect_ratio | string | The aspect ratio of the generated video. Auto infers from the input image. |
| duration | string | Duration of the video in seconds. Supports 4 to 15 seconds, or auto. |
| resolution | string | Video resolution - 480p for faster generation, 720p for balance. |
| generate_audio | boolean | Whether to generate synchronized audio for the video. |
| seed | string | Random seed for reproducibility. |
| end_user_id | string | The unique user ID of the end user. |
| Field | Type | Description |
|---|---|---|
| video | string | The generated video file. |
| seed | integer | The seed used for generation. |
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