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Happy Horse 1.1: AI Video Generation with Native Audio on Models and API | RunComfy

alibaba/happyhorse-1.1/text-to-video

Happy Horse 1.1 is Alibaba's multimodal video model spanning text, image, reference-to-video, and editing with native audio. This page runs its text-to-video mode at 720P/1080P and 3-15s.

modelApiDoc_tableOfContents

modelApiDoc_nav1GetStartedmodelApiDoc_nav2AuthenticationmodelApiDoc_nav3ApiReferencemodelApiDoc_navSubmitRequestmodelApiDoc_navMonitorStatusmodelApiDoc_navRetrieveResultsmodelApiDoc_navCancelRequestmodelApiDoc_nav4FileInputsmodelApiDoc_navHostedFilemodelApiDoc_nav5SchemamodelApiDoc_navInputSchemamodelApiDoc_navOutputSchema

modelApiDoc_h2GetStarted

modelApiDoc_getStartedBeforeModelalibaba/happyhorse-1.1/text-to-videomodelApiDoc_getStartedAfterModel modelApiDoc_getStartedMid modelApiDoc_schemaLinkmodelApiDoc_getStartedAfterSchema

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/alibaba/happyhorse-1.1/text-to-video \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "A miniature city built from cardboard and bottle caps comes alive after dark. A small cardboard train rolls slowly through the streets while tiny warm lights flicker along the tracks, gentle ambient hum and soft click-clack of wheels, cozy handmade diorama mood."
  }'

modelApiDoc_h2Authentication

modelApiDoc_authP1 YOUR_API_TOKEN modelApiDoc_authP2 modelApiDoc_profilemodelApiDoc_authP3 Authorization modelApiDoc_authP4 Authorization: Bearer $YOUR_API_TOKENmodelApiDoc_authP5

modelApiDoc_h3ApiReference

modelApiDoc_h3SubmitRequest

modelApiDoc_submitBody

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/alibaba/happyhorse-1.1/text-to-video \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "A miniature city built from cardboard and bottle caps comes alive after dark. A small cardboard train rolls slowly through the streets while tiny warm lights flicker along the tracks, gentle ambient hum and soft click-clack of wheels, cozy handmade diorama mood."
  }'

modelApiDoc_h3MonitorStatus

modelApiDoc_monitorBody

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
  --header "Authorization: Bearer <token>"

modelApiDoc_h3RetrieveResults

modelApiDoc_retrieveBody

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
  --header "Authorization: Bearer <token>"

modelApiDoc_h3CancelRequest

modelApiDoc_cancelBody

curl --request POST \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
  --header "Authorization: Bearer <token>"

modelApiDoc_h2FileInputs

modelApiDoc_h3HostedFile

modelApiDoc_hostedFileBody

modelApiDoc_h2Schema

modelApiDoc_h3InputSchema

{
  "type": "object",
  "title": "modelApiDoc_navInputSchema",
  "required": [
    "prompt"
  ],
  "properties": {
    "prompt": {
      "title": "Prompt",
      "description": "Text description of the scene, action, and camera movement you want in the video.",
      "type": "string",
      "default": "A miniature city built from cardboard and bottle caps comes alive after dark. A small cardboard train rolls slowly through the streets while tiny warm lights flicker along the tracks, gentle ambient hum and soft click-clack of wheels, cozy handmade diorama mood."
    },
    "resolution": {
      "title": "Resolution",
      "description": "Output resolution tier of the generated video.",
      "type": "string",
      "enum": [
        "720P",
        "1080P"
      ],
      "default": "1080P"
    },
    "ratio": {
      "title": "Ratio",
      "description": "Aspect ratio of the generated video.",
      "type": "string",
      "enum": [
        "16:9",
        "9:16",
        "1:1"
      ],
      "default": "16:9"
    },
    "duration": {
      "title": "Duration",
      "description": "Length of the generated video in seconds.",
      "type": "integer",
      "minimum": 3,
      "maximum": 15,
      "default": 5
    }
  }
}

modelApiDoc_h3OutputSchema

{
  "output": {
    "type": "object",
    "properties": {
      "image": {
        "type": "string",
        "format": "uri",
        "description": "modelApiDoc_outDescImage"
      },
      "video": {
        "type": "string",
        "format": "uri",
        "description": "modelApiDoc_outDescVideo"
      },
      "images": {
        "type": "array",
        "description": "modelApiDoc_outDescImages",
        "items": {
          "type": "string",
          "format": "uri"
        }
      },
      "videos": {
        "type": "array",
        "description": "modelApiDoc_outDescVideos",
        "items": {
          "type": "string",
          "format": "uri"
        }
      }
    }
  }
}
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