HappyHorse

HappyHorse -- Generate a video from text

Submit HappyHorse text-to-video task

POST

/services/aigc/video-generation/video-synthesis

curl --location 'https://dashscope-intl.aliyuncs.com/api/v1/services/aigc/video-generation/video-synthesis' \
  -H 'X-DashScope-Async: enable' \
  -H "Authorization: Bearer $DASHSCOPE_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "happyhorse-1.1-t2v",
  "input": {
    "prompt": "A miniature city built from cardboard and bottle caps comes to life at night. A cardboard train slowly passes through, with small lights dotting the scene and illuminating the way ahead."
  },
  "parameters": {
    "resolution": "720P",
    "ratio": "16:9",
    "duration": 5
  }
}'

{
  "request_id": "4909100c-7b5a-9f92-bfe5-xxxxxx",
  "output": {
    "task_id": "0385dc79-5ff8-4d82-bcb6-xxxxxx",
    "task_status": "PENDING"
  }
}

Generate videos up to 15 seconds at 1080P from text prompts using the HappyHorse model.

Authorizations

string

header

required

DashScope API Key. Get one from the QwenCloud console.

Header Parameters

enum<string>

required

Must be set to enable for asynchronous task submission.

Available options:enable

Body

application/json

string

required

The model name. For available models, see the QwenCloud console.

Example:happyhorse-1.1-t2v

object

required

Input content for video generation.

Show child attributes

string

required

Describe the video you want. Supports any language. Maximum 5,000 non-Chinese characters or 2,500 Chinese characters (auto-truncated if exceeded).

Example:A miniature city built from cardboard and bottle caps comes to life at night.

object

Video generation parameters.

Show child attributes

enum<string>

default"1080P"

Video clarity tier. Higher resolution costs more.

Available options:480P,720P,1080P

enum<string>

default"16:9"

Aspect ratio of the generated video.

Available options:16:9,9:16,1:1,4:3,3:4,4:5,5:4,9:21,21:9

integer

default5

Video duration in seconds (integer, 3-15). Longer videos cost more -- billing is per second.

Required range:3 <= x <= 15

boolean

defaulttrue

Whether to add a watermark to the generated video. true (default): adds a "HappyHorse" watermark in the lower-right corner. false: no watermark.

integer

Seed for reproducible results. Same seed + same parameters produces similar (not identical) output.

Required range:0 <= x <= 2147483647

Response

200-application/json

string

Unique request identifier for tracing and troubleshooting.

Example:4909100c-7b5a-9f92-bfe5-xxxxxx

object

Show child attributes

string

Task ID for polling status. Use with GET /tasks/{task_id}.

Example:0385dc79-5ff8-4d82-bcb6-xxxxxx

enum<string>

Initial task status, typically PENDING.

Available options:PENDING,RUNNING,SUCCEEDED,FAILED

curl --location 'https://dashscope-intl.aliyuncs.com/api/v1/services/aigc/video-generation/video-synthesis' \
  -H 'X-DashScope-Async: enable' \
  -H "Authorization: Bearer $DASHSCOPE_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "happyhorse-1.1-t2v",
  "input": {
    "prompt": "A miniature city built from cardboard and bottle caps comes to life at night. A cardboard train slowly passes through, with small lights dotting the scene and illuminating the way ahead."
  },
  "parameters": {
    "resolution": "720P",
    "ratio": "16:9",
    "duration": 5
  }
}'

{
  "request_id": "4909100c-7b5a-9f92-bfe5-xxxxxx",
  "output": {
    "task_id": "0385dc79-5ff8-4d82-bcb6-xxxxxx",
    "task_status": "PENDING"
  }
}