HappyHorse 1.0 I2V

Image-to-Video • Alibaba

Alibaba's HappyHorse 1.0 image-to-video model. Animates a reference image with an optional text prompt. Supports 720P and 1080P output with durations from 3 to 15 seconds.

Model Info
Terms and License	link ↗
More information	link ↗
Pricing	View pricing in the Cloudflare dashboard ↗

const response = await env.AI.run(
  'alibaba/hh1-i2v',
  {
    image:
      'https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250925/wpimhv/rap.png',
    prompt: 'A gentle camera push-in on the scene with soft ambient lighting',
  },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "alibaba/hh1-i2v",
  "input": {
    "image": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250925/wpimhv/rap.png",
    "prompt": "A gentle camera push-in on the scene with soft ambient lighting"
  }
}'

Output
Raw response

{
  "gatewayMetadata": {
    "keySource": "BYOK"
  },
  "result": {
    "video": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/alibaba__hh1-i2v/simple-image-to-video.mp4"
  },
  "state": "Completed"
}

Examples

High Resolution — Generate at 1080P with a longer duration

TypeScript
cURL

const response = await env.AI.run(
  'alibaba/hh1-i2v',
  {
    image:
      'https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250925/wpimhv/rap.png',
    prompt: 'Subject begins rapping confidently to the beat, head bobbing',
    duration: 10,
    resolution: '1080P',
  },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "alibaba/hh1-i2v",
  "input": {
    "image": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250925/wpimhv/rap.png",
    "prompt": "Subject begins rapping confidently to the beat, head bobbing",
    "duration": 10,
    "resolution": "1080P"
  }
}'

Output
Raw response

{
  "gatewayMetadata": {
    "keySource": "BYOK"
  },
  "result": {
    "video": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/alibaba__hh1-i2v/high-resolution.mp4"
  },
  "state": "Completed"
}

Reproducible Output — Use a fixed seed for reproducibility

TypeScript
cURL

const response = await env.AI.run(
  'alibaba/hh1-i2v',
  {
    image:
      'https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250925/wpimhv/rap.png',
    prompt: 'Camera orbits slowly around the subject under streetlamp light',
    duration: 8,
    resolution: '720P',
    seed: 42,
  },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "alibaba/hh1-i2v",
  "input": {
    "image": "https://help-static-aliyun-doc.aliyuncs.com/file-manage-files/zh-CN/20250925/wpimhv/rap.png",
    "prompt": "Camera orbits slowly around the subject under streetlamp light",
    "duration": 8,
    "resolution": "720P",
    "seed": 42
  }
}'

Output
Raw response

{
  "gatewayMetadata": {
    "keySource": "BYOK"
  },
  "result": {
    "video": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/alibaba__hh1-i2v/reproducible-output.mp4"
  },
  "state": "Completed"
}

Parameters

Input
Output

duration

integermaximum: 15minimum: 3

image

stringrequiredformat: uri

negative_prompt

string

prompt

string

resolution

stringenum: 720P, 1080P

seed

integermaximum: 2147483647minimum: 0

watermark

boolean

video

stringformat: uri

API Schemas (Raw)

Input

Output