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falbytedance/seedance-2.0/fast/image-to-video
bytedance/seedance-2.0/fast/image-to-video is an image to video tool from fal that runs in the background and returns video. Pay as you go from $0.00001456 per token, with one API key.
Try itfrom $0.00001456 / token
Pricing
resolution: 480p about $0.146241, 720p about $0.314496 per second, at aspect_ratio 16:9. Billed on duration, default 5. The final charge comes from usage.
Limits
- Runs
- In the background
- Returns
- video
- Longest queue wait
- 3600s
- Run deadline
- 3600s
- Largest inline input
- 1024 KB
- Largest input file
- 500 MB
- Largest output
- 4768 MB
- Outputs per run
- 16
Input
| Field | Kind | Default | Description |
|---|---|---|---|
prompt required | text | — | The text prompt describing the desired motion and action for the video. |
image_url required | URL or file | — | The URL of the starting frame image to animate. Supported formats: JPEG, PNG, WebP, BMP, TIFF, GIF, HEIC, HEIF. Max 30 MB. |
end_image_url | URL or file | — | 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, BMP, TIFF, GIF, HEIC, HEIF. Max 30 MB. |
resolution | one of 480p, 720p | 720p | Video resolution - 480p for faster generation, 720p for balance. |
duration | one of auto, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 | auto | Duration of the video in seconds. Supports 4 to 15 seconds, or auto to let the model decide based on the prompt. |
aspect_ratio | one of auto, 21:9, 16:9, 4:3, 1:1, 3:4, 9:16 | auto | The aspect ratio of the generated video. Use 16:9 for landscape, 9:16 for portrait/vertical, 1:1 for square, 21:9 for ultrawide cinematic, or auto to infer from the input image. |
generate_audio | true or false | true | Whether to generate synchronized audio for the video, including sound effects, ambient sounds, and lip-synced speech. The cost of video generation is the same regardless of whether audio is generated or not. |
bitrate_mode | one of standard, high | standard | Output bitrate mode. 'high' requests a higher-quality, larger-file encode from the model; 'standard' uses the default bitrate. |
codec | one of auto, H264, H265 | auto | 'auto' retains default video codec behaviour; 'H264' uses H.264; 'H265' uses H.265. |
end_user_id | text | — | The unique user ID of the end user. |
Same request in code
curl https://api.spiral.ai/v1/runs \
-H "Authorization: Bearer $SPIRAL_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"provider": "fal",
"model": "bytedance/seedance-2.0/fast/image-to-video",
"input": {
"prompt": "An octopus finds a football in the ocean and excitedly calls its octopus friends to come and play. Cut scene to an octopus football game under the sea.",
"image_url": "https://v3b.fal.media/files/b/0a8eba37/Cqg-4Uwzyz4DELfceT1CF_a17e588773ec45b1a9e6f100a787b80b.jpg"
}
}'