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

# Create a Seedance video

> Create Seedance video tasks via unified `POST /v1/videos`. Model capabilities are subject to the actual callable range of the current Tikway gateway.

| Model | Resolution | Duration | Supported Modes | Audio | Reference Limitations |
| --- | --- | --- | --- | --- | --- |
| `seedance-2.5` | 480p / 720p / 1080p | 4–30 seconds; edit/extend available -1 smart duration | Visibility, first frame, first and last frame, full-modal reference, edit, extend | Supported | Up to 50 reference items |
| `seedance-2.0` | 480p / 720p / 1080p / 4K | 4–15 seconds; edit/extend available -1 smart duration | Visibility, first frame, first and last frame, full-modal reference, edit, extend | Supported | Up to 15 reference items |
| `seedance-2.0-mini` | 480p / 720p | 4–15 seconds | Vincent, first frame, first and last frame | Supported | Does not support full-modal referencing, editing or extension |

Source: [Volcan Ark Video Generation API](https://www.volcengine.com/docs/82379/1520758?lang=zh). The difference between the official website capabilities and the current unopened capabilities of the gateway can be found in this audit report.



## API Specification

The full API specification for this endpoint is available in the [documentation index](https://tikway.mintlify.site/llms.txt).