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

# Seedance

> ByteDance Seedance 2.0 / 2.5 video API (combined).

# Seedance

Seedance (**2.0** and **2.5**) shares one async API:

| Action | Method | Path |
| - | - | - |
| Create video | `POST` | `/v1/video/generations` |
| Get result | `GET` | `/v1/video/generations/{task_id}` |

`POST|GET /v1/videos` is also accepted. **Host:** `https://api.omniall.ai` · Auth `Authorization: Bearer sk-...`.

## Models

See the [Model Square](https://omniall.ai/pricing) and [Seedance status](https://omniall.ai/seedance-status). Common ids:

| Family | Examples |
| - | - |
| Seedance 2.0 | `db-sd2.0-1080p`, `db-sd2.0-720p`, `db-sd2.0-480p`, `db-sd2.0-4k` |
| Fast / Mini | `db-sd2.0-fast-720p`, `db-sd2.0-mini-480p`, … |
| Seedance 2.5 | `db-sd2.5-1080p`, `db-sd2.5-720p`, `db-sd2.5-480p` |
| Official names | `doubao-seedance-2-0-260128-1080p`, `doubao-seedance-2-0-fast-260128-720p`, … |

Billed per second; resolution is encoded in the model id. Pricing follows the console / Model Square.

## Scenarios

| Scenario | Key fields |
| - | - |
| Text-to-video | `prompt` + `duration` + `ratio` |
| Multi-image reference | `images` / `reference_images` |
| Omni multimodal | `reference_images` + `reference_videos` + `reference_audios` |
| First / last frame | `first_frame` / `last_frame` (or aliases / content roles) |

Set `generate_audio: true` when you want an audio track with the video.


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