bytedance/seedance/1.0/pro/image-to-video
Seedance 1.0 Pro is Bytedance's image-to-video AI model. Bring static images to life with fluid animation, consistent character motion, and professional-grade video output.
PNG, JPEG, WebP, or GIF · 20 MiB maximum
PNG, JPEG, WebP, or GIF · 20 MiB maximum
Example output — click Run to generate your own
Send your first request
OpenAI-compatible endpoint with unified authentication and usage tracking.
https://api.sandbase.ai/v1/runbytedance/seedance/1.0/pro/image-to-videoInput Schema
8 parameters · 2 required · 6 optional
| Parameter | Type | Required | Description |
|---|---|---|---|
image | string | Required | The URL of the image used to generate video |
prompt | string | Required | The text prompt used to generate the video |
seed | integer | Optional | Random seed to control video generation. Use -1 for random. |
duration | integer | Optional | Duration of the video in seconds · Options: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 · Default: 5 23456789101112 |
end_image | string | Optional | The URL of the image the video ends with. Defaults to None. |
resolution | string | Optional | Video resolution - 480p for faster generation, 720p for balance, 1080p for higher quality · Options: 480p, 720p, 1080p · Default: "1080p" 480p720p1080p |
aspect_ratio | string | Optional | The aspect ratio of the generated image. · Options: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16 21:916:93:24:35:41:14:53:42:39:16 |
camera_fixed | boolean | Optional | Whether to fix the camera position · Default: false |
Output Schema
| Field | Type | Description |
|---|---|---|
id | string | Unique identifier for the generation task |
status | string | Task status: pending, running, completed, failed, timeout |
model | string | Model used for the generation |
outputs | array | Array of output items |
outputs[].url | string | URL of the generated artifact |
outputs[].content_type | string | MIME type (e.g. image/png, video/mp4) |
error | object | null | Error details if failed, null on success |
error.type | string | Machine-readable error type code |
error.message | string | Human-readable error description |
Async Workflow
This model uses asynchronous execution. Submit a request and poll for the result.
- Submit — POST to /v1/run, receive an
id - Poll — GET /v1/run/{id} until status is
completed,failed, ortimeout - Retrieve — Read
outputsfrom the completed response
Code Examples
Ready-to-run snippets
# Step 1: Submit
curl -X POST https://api.sandbase.ai/v1/run \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model": "bytedance/seedance/1.0/pro/image-to-video",
"image": "https://static.sandbase.ai/examples/bytedance/seedance/1.0/pro/image-to-video/input_image_0.jpg",
"prompt": "A skier glides over fresh snow, joyously smiling while kicking up large clouds of snow as he turns. Accelerating gradually down the slope, the camera moves smoothly alongside.",
"duration": 5,
"resolution": "1080p",
"camera_fixed": false
}'
# Step 2: Poll result (replace <id>)
curl https://api.sandbase.ai/v1/run/<id> \
-H "Authorization: Bearer YOUR_API_KEY"API README
Bytedance Seedance 1.0 Pro Image To Video
Bytedance Seedance 1.0 Pro Image To Video is built for animating a still reference into a controlled professional video sequence. It gives creative and production teams a focused way to move from an approved brief or source asset to a reviewable result without fragmenting the job across unrelated tools. The model is most valuable when visual intent, brand suitability, and downstream usability all matter, because its output can enter an editorial, campaign, product, or content pipeline as a purposeful asset rather than an isolated experiment.
In practice, teams can use Bytedance Seedance 1.0 Pro Image To Video during a structured cycle of briefing, generation, comparison, and refinement. Establish the subject, audience, visual objective, and acceptance criteria first; prepare any reference media at suitable quality; then evaluate alternatives for composition, continuity, realism, and communication value before delivery. This workflow keeps creative judgment central while making repeated production easier to review, reproduce, and scale for the specific bytedance/seedance/1.0/pro/image-to-video task.
Highlights
Source-image fidelity. Source-image fidelity gives bytedance › seedance › 1.0 › pro › image to video a recognizable technical advantage: reviewers can assess this property directly in the generated asset instead of inferring it from request mechanics.
Natural motion synthesis. bytedance › seedance › 1.0 › pro › image to video applies natural motion synthesis to the visual or temporal result itself, helping artists make a meaningful quality decision during selection and refinement.
Cinematic camera movement. For bytedance › seedance › 1.0 › pro › image to video, cinematic camera movement supports coherent assets across the intended creative workflow and distinguishes this capability from a simple format or delivery option.
Stable temporal detail. The practical value of stable temporal detail is visible in the finished media from bytedance › seedance › 1.0 › pro › image to video, where it supports repeatable art direction rather than merely exposing another request setting.
Pricing
| Duration | Resolution | Price |
|---|---|---|
| 2s | 480p | $0.200000 |
| 2s | 720p | $0.400000 |
| 2s | 1080p | $1.000000 |
| 3s | 480p | $0.300000 |
| 3s | 720p | $0.600000 |
| 3s | 1080p | $1.500000 |
| 4s | 480p | $0.400000 |
| 4s | 720p | $0.800000 |
| 4s | 1080p | $2.000000 |
| 5s | 480p | $0.500000 |
| 5s | 720p | $1.000000 |
| 5s | 1080p | $2.500000 |
| 6s | 480p | $0.600000 |
| 6s | 720p | $1.200000 |
| 6s | 1080p | $3.000000 |
| 7s | 480p | $0.700000 |
| 7s | 720p | $1.400000 |
| 7s | 1080p | $3.500000 |
| 8s | 480p | $0.800000 |
| 8s | 720p | $1.600000 |
| 8s | 1080p | $4.000000 |
| 9s | 480p | $0.900000 |
| 9s | 720p | $1.800000 |
| 9s | 1080p | $4.500000 |
| 10s | 480p | $1.000000 |
| 10s | 720p | $2.000000 |
| 10s | 1080p | $5.000000 |
| 11s | 480p | $1.100000 |
| 11s | 720p | $2.200000 |
| 11s | 1080p | $5.500000 |
| 12s | 480p | $1.200000 |
| 12s | 720p | $2.400000 |
| 12s | 1080p | $6.000000 |
When to Use
| ✅ Good fit | ❌ Consider alternatives |
|---|---|
| Use it when animating a still reference into a controlled professional video sequence is the central production goal | Choose a different model when the required media task is fundamentally different |
| The team needs several reviewable creative alternatives | Exact deterministic reproduction is mandatory |
| Visual quality and practical downstream use both matter | Editable source layers or native project files are required |
| A managed generation step fits the delivery workflow | A live frame-by-frame interactive editor is essential |
| The documented inputs cover the available source assets | Required source media or controls fall outside the documented fields |
Prompt Guide
State the intended result first, then describe the subject, environment, action, visual treatment, and delivery constraints. Keep instructions concrete, avoid conflicting directions, and change one creative variable at a time when comparing outputs. For source-driven work, describe what should remain recognizable as clearly as what should change.
{
"image": "https://static.sandbase.ai/examples/bytedance/seedance/1.0/pro/image-to-video/input_image_0.jpg",
"prompt": "A skier glides over fresh snow, joyously smiling while kicking up large clouds of snow as he turns. Accelerating gradually down the slope, the camera moves smoothly alongside.",
"duration": 5,
"resolution": "1080p"
}
Technical Specs
| Property | Details |
|---|---|
seed | Type / options: integer<br>Required: No<br>Description: Random seed to control video generation. Use -1 for random. |
image | Type / options: string<br>Required: Yes<br>Description: The URL of the image used to generate video |
prompt | Type / options: string<br>Required: Yes<br>Description: The text prompt used to generate the video |
duration | Type / options: integer · 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12<br>Required: No<br>Description: Duration of the video in seconds |
end_image | Type / options: string<br>Required: No<br>Description: The URL of the image the video ends with. Defaults to None. |
resolution | Type / options: string · 480p / 720p / 1080p<br>Required: No<br>Description: Video resolution - 480p for faster generation, 720p for balance, 1080p for higher quality |
aspect_ratio | Type / options: string · 21:9 / 16:9 / 3:2 / 4:3 / 5:4 / 1:1 / 4:5 / 3:4 / 2:3 / 9:16<br>Required: No<br>Description: The aspect ratio of the generated image. |
camera_fixed | Type / options: boolean<br>Required: No<br>Description: Whether to fix the camera position |
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