How is the happyhorse-1.1-r2v API billed?

happyhorse-1.1-r2v is pay-as-you-go from ¥0.18 from / s. The rate depends on output resolution (480p / 720p / 1080p) and whether video input is included; see the pricing table on this page. Billed at EasyAPI's public price, no subscription required.

How do I call happyhorse-1.1-r2v through the API?

EasyAPI exposes an OpenAI-compatible API: create an API key in the console, set base_url to https://token.easyapi.com and model to alibaba/happyhorse-1.1-r2v, then send requests to /v1/videos. The Quick Start on this page includes cURL, Python and TypeScript examples; official OpenAI SDKs only need the base_url swapped.

Which video generation parameters does happyhorse-1.1-r2v support?

prompt, duration, resolution (480p / 720p / 1080p), aspect_ratio, generate_audio, seed and input_references (first frame, last frame, reference video and audio) for text-to-video and image-to-video. See the Parameters table on this page for details.

How do I get started with happyhorse-1.1-r2v?

Sign up for EasyAPI, create an API key in the console and top up your balance to call happyhorse-1.1-r2v pay-as-you-go, no subscription needed. You can also try it in the online Playground first, then copy the Quick Start example.

happyhorse-1.1-r2v

Name: happyhorse-1.1-r2v
Brand: Alibaba
Price: 0.18 CNY
Availability: InStock

视频

HappyHorse-1.1-R2V支持参考生视频，进一步提升主体、场景风格与画面一致性的稳定保持。模型最多支持9张参考图片输入，能够更精准理解并延续创作意图，在人物、场景、风格和镜头表现上带来更强的可控性与表现力。

Resolution

480p

720p

1080p

Output price

60% off

¥0.18/ sMarket: ¥0.45

¥0.36/ sMarket: ¥0.9

¥0.48/ sMarket: ¥1.2

Input

Text / Image

Output

Video

Input

Video script *

Exact size

Duration 5

315

生成视频的时长，单位为秒。

Resolution

生成视频的分辨率档位。

Aspect ratio

生成视频的宽高比。

Seed

随机数种子，未指定时自动生成；固定值可提升可复现性。

是否在视频右下角添加“Happy Horse”水印。

Optional. Slots follow the model's input_references declaration; upload a local file or paste a public URL.

First frame imageimage · first_frame

Click to upload

Last frame imageimage · last_frame

Click to upload

Last frame requires a first frame URL

Reference videovideo · reference_video

Click to upload

Reference audioaudio · reference_audio

Click to upload

Output

API

Quick Start

Drop-in code to call this model with EasyAPI's OpenAI-compatible API.

Get your API key

Create an API key from your dashboard and set it as an environment variable:

Replace sk-xxxxxxxx with your API token from the console (Bearer token).

Create API token

shell

export EASYAPI_API_KEY=sk-xxxxxxxx

Make your first request

Use alibaba/happyhorse-1.1-r2v with the EasyAPI API:

cURL

curl https://token.easyapi.com/v1/videos \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $EASYAPI_API_KEY" \
  -d '{
  "model": "alibaba/happyhorse-1.1-r2v",
  "prompt": "A cute baby sea otter",
  "images": [
    {
      "type": "reference_image",
      "url": "https://cdn.example.com/reference.jpg"
    }
  ],
  "duration": 5,
  "resolution": "1080P",
  "aspect_ratio": "16:9",
  "watermark": true
}'

Endpoint

Submits a video generation task from a text prompt.

POSThttps://token.easyapi.com/v1/videos

Authorization: Bearer $EASYAPI_API_KEY
Content-Type: application/json
Model: alibaba/happyhorse-1.1-r2v

Submit a video generation task from a prompt. The response includes a task ID or result URL. Docs

Parameters

Name	Type	Required	Default	Description
`model`	string	Yes	—	Model ID, e.g. bytedance/seedance-2.0. Currently alibaba/happyhorse-1.1-r2v
`prompt`	string	Yes	—	文本提示词，支持任何语言，可用[Image N]按序指代参考图，最长5000非中文或2500中文字符。
`duration`	integer	No	5	生成视频的时长，单位为秒。；范围：3 ~ 15
`resolution`	string	No	1080P	生成视频的分辨率档位。；可选：480P / 720P / 1080P
`aspect_ratio`	string	No	16:9	生成视频的宽高比。；可选：16:9 / 9:16 / 3:4 / 4:3 / 4:5 / 5:4 / 1:1 / 9:21 / 21:9
`images`	array	Yes	—	参考图像数组，按序对应prompt中的[Image N]，支持1～9张。
`images[].type`	string	Yes	—	媒体素材类型，固定为参考图像。；可选：reference_image
`images[].url`	string	Yes	—	参考图像公网URL或Base64，支持JPEG/JPG/PNG/WEBP，≤20MB，短边≥400像素。
`seed`	integer	No	—	随机数种子，未指定时自动生成；固定值可提升可复现性。；范围：0 ~ 2147483647
`watermark`	boolean	No	true	是否在视频右下角添加“Happy Horse”水印。

Using third-party SDKs

Official OpenAI and other SDKs work by swapping the base URL. See integration guide

happyhorse-1.1-r2v FAQ

How is the happyhorse-1.1-r2v API billed?: happyhorse-1.1-r2v is pay-as-you-go from ¥0.18 from / s. The rate depends on output resolution (480p / 720p / 1080p) and whether video input is included; see the pricing table on this page. Billed at EasyAPI's public price, no subscription required.
How do I call happyhorse-1.1-r2v through the API?: EasyAPI exposes an OpenAI-compatible API: create an API key in the console, set base_url to https://token.easyapi.com and model to alibaba/happyhorse-1.1-r2v, then send requests to /v1/videos. The Quick Start on this page includes cURL, Python and TypeScript examples; official OpenAI SDKs only need the base_url swapped.
Which video generation parameters does happyhorse-1.1-r2v support?: prompt, duration, resolution (480p / 720p / 1080p), aspect_ratio, generate_audio, seed and input_references (first frame, last frame, reference video and audio) for text-to-video and image-to-video. See the Parameters table on this page for details.
How do I get started with happyhorse-1.1-r2v?: Sign up for EasyAPI, create an API key in the console and top up your balance to call happyhorse-1.1-r2v pay-as-you-go, no subscription needed. You can also try it in the online Playground first, then copy the Quick Start example.

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Input

Output

Input

Output

Get your API key

Make your first request

Endpoint

Parameters

Using third-party SDKs

happyhorse-1.1-r2v FAQ

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