> ## 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.

# Wan 2.6 — Video Extend

> Generate video extend outputs using Alibaba+'s Wan 2.6 model via PixelByte API

Generate video extend outputs with Alibaba+'s Wan 2.6 model. Submitted as an asynchronous job and delivered via webhook or polling.

| Property            | Value                                   |
| ------------------- | --------------------------------------- |
| **Provider**        | Alibaba+                                |
| **Model**           | Wan 2.6                                 |
| **Capability**      | Video Extend                            |
| **Base Cost**       | 150,000 micro-cents/second (\$0.15/sec) |
| **Processing Time** | \~300 seconds                           |

## Request Body

<ParamField body="model" type="string" required placeholder="alibaba-plus/wan-2.6/video-extend">
  Model slug. Use `alibaba-plus/wan-2.6/video-extend` for video extend generation.
</ParamField>

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

  <Expandable title="properties" defaultOpen>
    <ParamField body="prompt" type="string" required>
      Text description of the video to generate (max 2500 characters).
    </ParamField>

    <ParamField body="video_url" type="string" required>
      Video URL to extend.
    </ParamField>

    <ParamField body="resolution" type="string">
      Output resolution. Default: `"720p"`. Options: `720p`, `1080p`.
    </ParamField>

    <ParamField body="negative_prompt" type="string">
      Text describing elements you want to avoid in the output (max 1000 characters).
    </ParamField>

    <ParamField body="duration" type="string">
      Video duration in seconds. Default: `"5"`. Options: `5`, `10`, `15`.
    </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:** 150,000 micro-cents per second (\$0.15/sec)

```
finalCost = baseCost × duration
```

| Factor       | Option | Multiplier |
| ------------ | ------ | ---------- |
| **Duration** | `5`    | 5x         |
|              | `10`   | 10x        |
|              | `15`   | 15x        |

<Tip>
  **Default cost:** 5 duration = 150,000 × 5 = **750,000 micro-cents (\$0.75)**
</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": "alibaba-plus/wan-2.6/video-extend",
      "input": {
        "prompt": "A serene lake at sunrise with mist rolling over the water",
        "video_url": "https://example.com/video.mp4",
        "resolution": "720p",
        "duration": "5"
      }
    }'
  ```

  ```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": "alibaba-plus/wan-2.6/video-extend",
          "input": {
              "prompt": "A serene lake at sunrise with mist rolling over the water",
              "video_url": "https://example.com/video.mp4",
              "resolution": "720p",
              "duration": "5"
          }
      }
  )

  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: "alibaba-plus/wan-2.6/video-extend",
      input: {
        prompt: "A serene lake at sunrise with mist rolling over the water",
        video_url: "https://example.com/video.mp4",
        resolution: "720p",
        duration: "5"
      }
    })
  });

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