> ## Documentation Index
> Fetch the complete documentation index at: https://docs.runpod.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Seedance 1.5 Pro I2V

> Cinematic image-to-video with expressive motion and stable aesthetics.

Seedance 1.5 Pro I2V generates cinematic, live-action-leaning clips from a text prompt. It preserves the image's subject and composition while adding expressive motion and stable aesthetics.

<Card title="Try in playground" icon="play" href="https://console.runpod.io/hub/playground/video/seedance-v1-5-pro-i2v" horizontal>
  Test Seedance 1.5 Pro I2V in the Runpod Hub playground.
</Card>

|              |                                                          |
| ------------ | -------------------------------------------------------- |
| **Endpoint** | `https://api.runpod.ai/v2/seedance-v1-5-pro-i2v/runsync` |
| **Pricing**  | \$0.024–\$0.052 per second                               |
| **Type**     | Video generation                                         |

## Request

All parameters are passed within the `input` object in the request body.

<ParamField body="input.prompt" type="string" required>
  Text description of the desired video motion and content.
</ParamField>

<ParamField body="input.image" type="string" required>
  URL of the source image to animate.
</ParamField>

<ParamField body="input.last_image" type="string">
  URL of an optional ending frame image.
</ParamField>

<ParamField body="input.duration" type="integer" default="5">
  Video duration in seconds. Range: 4-12 seconds.
</ParamField>

<ParamField body="input.resolution" type="string" default="720p">
  Output resolution. Options: `480p`, `720p`.
</ParamField>

<ParamField body="input.aspect_ratio" type="string" default="16:9">
  Aspect ratio. Options: `21:9`, `16:9`, `9:16`, `1:1`, `4:3`, `3:4`.
</ParamField>

<ParamField body="input.camera_fixed" type="boolean" default="false">
  Keep camera position fixed during video.
</ParamField>

<ParamField body="input.generate_audio" type="boolean" default="false">
  Generate accompanying audio.
</ParamField>

<ParamField body="input.seed" type="integer" default="-1">
  Seed for reproducible results. Set to -1 for random.
</ParamField>

<RequestExample>
  ```bash cURL theme={"theme":{"light":"github-light","dark":"github-dark"}}
  curl -X POST "https://api.runpod.ai/v2/seedance-v1-5-pro-i2v/runsync" \
    -H "Authorization: Bearer $RUNPOD_API_KEY" \
    -H "Content-Type: application/json" \
    -d '{
      "input": {
        "prompt": "The character slowly turns and smiles at the camera",
        "image": "https://example.com/portrait.jpg",
        "duration": 5,
        "resolution": "720p",
        "aspect_ratio": "16:9",
        "seed": -1
      }
    }'
  ```

  ```python Python theme={"theme":{"light":"github-light","dark":"github-dark"}}
  import requests

  response = requests.post(
      "https://api.runpod.ai/v2/seedance-v1-5-pro-i2v/runsync",
      headers={
          "Authorization": f"Bearer {RUNPOD_API_KEY}",
          "Content-Type": "application/json",
      },
      json={
          "input": {
              "prompt": "The character slowly turns and smiles at the camera",
              "image": "https://example.com/portrait.jpg",
              "duration": 5,
              "resolution": "720p",
              "aspect_ratio": "16:9",
              "seed": -1,
          }
      },
  )

  result = response.json()
  print(result["output"]["video_url"])
  ```

  ```javascript JavaScript theme={"theme":{"light":"github-light","dark":"github-dark"}}
  const response = await fetch(
    "https://api.runpod.ai/v2/seedance-v1-5-pro-i2v/runsync",
    {
      method: "POST",
      headers: {
        Authorization: `Bearer ${RUNPOD_API_KEY}`,
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        input: {
          prompt: "The character slowly turns and smiles at the camera",
          image: "https://example.com/portrait.jpg",
          duration: 5,
          resolution: "720p",
          aspect_ratio: "16:9",
          seed: -1,
        },
      }),
    }
  );

  const result = await response.json();
  console.log(result.output.video_url);
  ```
</RequestExample>

## Response

<ResponseField name="id" type="string">
  Unique identifier for the request.
</ResponseField>

<ResponseField name="status" type="string">
  Request status. Returns `COMPLETED` on success, `FAILED` on error.
</ResponseField>

<ResponseField name="output" type="object">
  The generation result containing the video URL and cost.

  <ResponseField name="output.video_url" type="string">
    URL of the generated video. This URL expires after 7 days.
  </ResponseField>

  <ResponseField name="output.cost" type="float">
    Cost of the generation in USD.
  </ResponseField>
</ResponseField>

<ResponseExample>
  ```json 200 theme={"theme":{"light":"github-light","dark":"github-dark"}}
  {
    "id": "sync-a1b2c3d4-e5f6-7890-abcd-ef1234567890-u1",
    "status": "COMPLETED",
    "delayTime": 25,
    "executionTime": 65432,
    "output": {
      "video_url": "https://video.runpod.ai/abc123/output.mp4",
      "cost": 0.26
    }
  }
  ```
</ResponseExample>

<Warning>
  Video URLs expire after 7 days. Download and store generated videos immediately if you need to keep them.
</Warning>

## Cost calculation

Seedance 1.5 Pro I2V charges per second of video:

| Resolution | Cost per second |
| ---------- | --------------- |
| 480p       | \$0.024         |
| 720p       | \$0.052         |

Example: A 5-second 720p video costs \$0.26.