---
title: "seedance-v1.5-pro-i2v (balanced)"
method: POST
path: "/api/v1/seedance-v1.5-pro-i2v"
tags: ["Video: Image-to-Video"]
---

# seedance-v1.5-pro-i2v (balanced)

`POST /api/v1/seedance-v1.5-pro-i2v`

## Request

- Base URL: `https://api.muapi.ai`
- URL: `https://api.muapi.ai/api/v1/seedance-v1.5-pro-i2v`
- Auth: one of:
  - API key in header `x-api-key`
  - OAuth 2 (client credentials, token URL `https://api.muapi.ai/oauth/token`)

Animate images using Seedance v1.5 Pro (Dec 2025, 4.5B, native audio+video sync, 1080p, multilingual). Input: image, text prompt. Output: 1080p video with audio.

## 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

- SeedanceV15ProI2VRequest
  - `prompt` string, required
  - `image_url` string, uri, required
  - `last_image` string, uri, nullable
  - `webhook_url` string, uri, nullable
  - `aspect_ratio` '9:16' | '16:9' | '1:1' | '4:3' | '3:4' | '21:9'
  - `resolution` '480p' | '720p' | '1080p'
  - `duration` 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
  - `camera_fixed` boolean
  - `generate_audio` boolean

## 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)