---
title: "seedance-2-omni-reference-no-video-fast (fast)"
method: POST
path: "/api/v1/seedance-2-omni-reference-no-video-fast"
tags: ["Video: Edit & Effects"]
---

# seedance-2-omni-reference-no-video-fast (fast)

`POST /api/v1/seedance-2-omni-reference-no-video-fast`

## Request

- Base URL: `https://api.muapi.ai`
- URL: `https://api.muapi.ai/api/v1/seedance-2-omni-reference-no-video-fast`
- Auth: one of:
  - API key in header `x-api-key`
  - OAuth 2 (client credentials, token URL `https://api.muapi.ai/oauth/token`)

Fast Seedance 2 omni-mode video. Same input shape as seedance-2-omni-reference-no-video (prompt + optional images/audio + @-references). Output: video, lower latency. Use for: rapid iteration on omni-mode generation.

## Query parameters

- `webhook` string
- `team_id` integer, nullable

## Headers

- `x-api-key` string
- `x-embed-code` string, nullable
- `x-agent-embed-code` string, nullable
- `x-whitelabel-studio` string, nullable
- `authorization` string, nullable

## Request body

- Seedance2PiapiOmniRequest
  - `prompt` string, required: Text prompt describing the video (max 4000 characters). Reference images with @image1…@image9 and audio with @audio1…@audio3. To use a fictional character, reference it with @character:<request_id> (from a completed Seedance 2 Character generation). Example: '@image1 is the character. The person walks along a city street at sunset.'
  - `images_list` string[], nullable: Up to 9 reference images (JPEG/PNG/WebP). Referenced in prompt via @image1…@image9.
  - `audio_files` string[], nullable: Up to 3 reference audio files (MP3/WAV, total max 15s). Referenced in prompt via @audio1…@audio3.
  - `webhook_url` string, uri, nullable
  - `aspect_ratio` '16:9' | '9:16' | '4:3' | '3:4'
  - `duration` integer

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/muapi/apis/muapi-api.md) · [All operations](https://skmtc.dev/muapi/apis/muapi-api/llms.txt) · [OpenAPI document](https://skmtc.dev/muapi/apis/muapi-api/revisions/e4b7374381e5?raw)