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

# Seedance 2.0 Fast — Text to Video

> Faster text-to-video generation with ByteDance's Seedance 2.0 Fast model

Generate videos from text descriptions with ByteDance's Seedance 2.0 Fast — optimized for shorter processing time and lower cost. Supports configurable resolution, frame rate, duration, and aspect ratios.

| Property            | Value                                   |
| ------------------- | --------------------------------------- |
| **Provider**        | ByteDance                               |
| **Model**           | Seedance 2.0 Fast                       |
| **Capability**      | Text to Video                           |
| **Base Cost**       | 200,000 micro-cents/second (\$0.20/sec) |
| **Processing Time** | \~180 seconds                           |

## Request Body

<ParamField body="model" type="string" required placeholder="bytedance/seedance-2.0-fast/text-to-video">
  Model slug. Use `bytedance/seedance-2.0-fast/text-to-video` for fast text-to-video generation.
</ParamField>

<ParamField body="input" type="object" required>
  Input parameters for text-to-video generation.

  <Expandable title="properties" defaultOpen>
    <ParamField body="prompt" type="string" required>
      Text description of the video to generate (max 5000 characters).
    </ParamField>

    <ParamField body="aspect_ratio" type="string">
      Video aspect ratio. Default: `16:9`. Options: `21:9`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`.
    </ParamField>

    <ParamField body="duration" type="string">
      Video duration in seconds. Default: `5`. Options: `4`, `5`, `6`, `7`, `8`, `9`, `10`, `11`, `12`, `13`, `14`, `15`.
    </ParamField>

    <ParamField body="resolution" type="string">
      Output resolution. Default: `720p`. Options: `720p`, `1440p`.
    </ParamField>

    <ParamField body="fps" type="string">
      Frames per second. Default: `24`. Options: `24`, `30`, `60`.
    </ParamField>
  </Expandable>
</ParamField>

<ParamField body="webhookUrl" type="string">
  HTTPS URL to receive a webhook notification when the job completes or fails.
</ParamField>

## Pricing

**Base cost:** 200,000 micro-cents per second (\$0.20/sec)

```
finalCost = baseCost × duration × resolution × fps
```

| Factor         | Option  | Multiplier |
| -------------- | ------- | ---------- |
| **Duration**   | `4`     | 4x         |
|                | `5`     | 5x         |
|                | `6`     | 6x         |
|                | `7`     | 7x         |
|                | `8`     | 8x         |
|                | `9`     | 9x         |
|                | `10`    | 10x        |
|                | `11`    | 11x        |
|                | `12`    | 12x        |
|                | `13`    | 13x        |
|                | `14`    | 14x        |
|                | `15`    | 15x        |
| **Resolution** | `720p`  | 1x         |
|                | `1440p` | 1.5x       |
| **FPS**        | `24`    | 1x         |
|                | `30`    | 1.1x       |
|                | `60`    | 1.25x      |

<Tip>
  **Default cost:** 5 seconds, 720p, 24 fps = 200,000 × 5 × 1 × 1 = **1,000,000 micro-cents (\$1.00)**
</Tip>

## Response

<ResponseField name="jobId" type="string">
  Unique identifier for the submitted job.
</ResponseField>

<ResponseField name="status" type="string">
  Initial job status. Always `"pending"` on successful submission.
</ResponseField>

<ResponseField name="estimatedCompletionTime" type="string">
  ISO 8601 timestamp of the estimated completion time.
</ResponseField>

<ResponseField name="costMicroCents" type="number">
  The cost of the job in micro-cents.
</ResponseField>

## Code Examples

<CodeGroup>
  ```bash cURL theme={null}
  curl -X POST https://api.muvi.video/v1/jobs/submit \
    -H "Authorization: Bearer $PIXELBYTE_API_KEY" \
    -H "Content-Type: application/json" \
    -d '{
      "model": "bytedance/seedance-2.0-fast/text-to-video",
      "input": {
        "prompt": "A cinematic shot of a lone astronaut walking across a glowing alien desert at sunset",
        "aspect_ratio": "16:9",
        "duration": "5",
        "resolution": "720p",
        "fps": "24"
      }
    }'
  ```

  ```python Python theme={null}
  import requests

  response = requests.post(
      "https://api.muvi.video/v1/jobs/submit",
      headers={
          "Authorization": "Bearer YOUR_API_KEY",
          "Content-Type": "application/json"
      },
      json={
          "model": "bytedance/seedance-2.0-fast/text-to-video",
          "input": {
              "prompt": "A cinematic shot of a lone astronaut walking across a glowing alien desert at sunset",
              "aspect_ratio": "16:9",
              "duration": "5",
              "resolution": "720p",
              "fps": "24"
          }
      }
  )

  data = response.json()
  print(data)
  ```

  ```javascript JavaScript theme={null}
  const response = await fetch("https://api.muvi.video/v1/jobs/submit", {
    method: "POST",
    headers: {
      "Authorization": "Bearer YOUR_API_KEY",
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      model: "bytedance/seedance-2.0-fast/text-to-video",
      input: {
        prompt: "A cinematic shot of a lone astronaut walking across a glowing alien desert at sunset",
        aspect_ratio: "16:9",
        duration: "5",
        resolution: "720p",
        fps: "24"
      }
    })
  });

  const data = await response.json();
  console.log(data);
  ```
</CodeGroup>