How is the happyhorse-1.1-i2v API billed?

happyhorse-1.1-i2v 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-i2v 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-i2v, 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-i2v 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-i2v?

Sign up for EasyAPI, create an API key in the console and top up your balance to call happyhorse-1.1-i2v 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-i2v

Name: happyhorse-1.1-i2v
Brand: Alibaba
Price: 0.18 CNY
Availability: InStock

视频

HappyHorse-1.1-I2V支持图生视频，进一步提升画面质感、动态表现与跨片段一致性。模型能够更精准地理解输入图像并延续创作意图，在人物皮肤质感、ID跨片段保持、动作流畅度、文字渲染稳定性以及音画同步上带来显著改善，输出更真实自然、细节丰富且一致性更高的高质量视频。

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 sizeAspect ratio

Duration 5

315

生成视频的时长，单位为秒，取3至15之间的整数。

Resolution

生成视频的分辨率档位，模型按档位自动缩放至相近总像素。

Seed

随机数种子，固定后可提升生成结果可复现性，未指定时系统自动生成。

是否在生成视频右下角添加固定文案“Happy Horse”的水印。

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 imageimage · reference_image

Click to upload

Multiple allowed; referenced as Image 1, Image 2... in the prompt

Reference videovideo · reference_video

Click to upload

Reference audioaudio · reference_audio

Click to upload

Reference filefile · reference_file

Click to upload

docx, pdf, txt and similar; max 1

Web linklink · reference_link

Public page URL (no login required); max 1

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-i2v 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-i2v",
  "input_references": [
    {
      "role": "first_frame",
      "type": "image",
      "url": "https://cdn.example.com/reference.jpg"
    }
  ],
  "prompt": "A cute baby sea otter",
  "duration": 5,
  "resolution": "1080P",
  "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-i2v

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-i2v
`duration`	integer	No	5	生成视频的时长，单位为秒，取3至15之间的整数。；范围：3 ~ 15
`input_references`	array	Yes	—	输入媒体列表，用于指定视频生成所需的首帧图像，有且仅有1张首帧图。
`input_references[].role`	string	Yes	—	素材用途：first_frame 首帧、last_frame 尾帧、reference_image 参考图、reference_video 参考视频、reference_audio 参考音频、reference_file 参考文件、reference_link 参考网页；可选：first_frame / last_frame / reference_image / reference_video / reference_audio / reference_file / reference_link
`input_references[].type`	string	Yes	—	引用素材类型（image/video/audio/file/link），必须与 role 的素材类型一致；可选：image / video / audio / file / link
`input_references[].url`	string	Yes	—	素材地址：HTTPS URL、data URL 或裸 base64（不含 data: 前缀）
`prompt`	string	No	—	文本提示词，描述期望生成的视频内容，支持任意语言，超长部分自动截断。；最大长度：5000
`resolution`	string	No	1080P	生成视频的分辨率档位，模型按档位自动缩放至相近总像素。；可选：480P / 720P / 1080P
`seed`	integer	No	—	随机数种子，固定后可提升生成结果可复现性，未指定时系统自动生成。；范围：0 ~ 2147483647
`watermark`	boolean	No	true	是否在生成视频右下角添加固定文案“Happy Horse”的水印。

Using third-party SDKs

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

happyhorse-1.1-i2v FAQ

How is the happyhorse-1.1-i2v API billed?: happyhorse-1.1-i2v 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-i2v 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-i2v, 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-i2v 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-i2v?: Sign up for EasyAPI, create an API key in the console and top up your balance to call happyhorse-1.1-i2v 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-i2v FAQ

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