happyhorse-1.1
提交 HappyHorse 1.1 异步视频生成任务。单一模型 ID happyhorse-1.1,模式（text-to-video / image-to-video / reference-to-video）由请求中的 image / images 自动判定。返回 task_id 后通过状态查询接口轮询直到 status=finished。
Authorization
BearerAuth
AuthorizationBearer <token>
使用 Bearer Token 认证。
格式: Authorization: Bearer sk-xxxxxx
In: header
Request Body
application/json
model*string
固定值 happyhorse-1.1。
Value in
"happyhorse-1.1"prompt?string
视频描述,最多 2500 字符。Text-to-Video 必填;带媒体输入(image / images)时可省。
size?string
视频比例,默认 16:9。
Value in
"16:9" | "9:16" | "1:1" | "4:3" | "3:4"duration?integer
视频时长，单位为秒。范围 3..15，默认 5。
Range
3 <= value <= 15image?string
单图生视频使用的首帧图片，支持 URL 或 Base64。
images?array<string>
参考图生视频使用的图片列表，最多 9 张。
Items
items <= 9resolution?string
视频清晰度，默认 1080P。
Value in
"720P" | "1080P"watermark?boolean
是否给生成视频打上水印,默认 false。
seed?integer
随机种子,范围 [0, 2147483647],用于复现。
Range
0 <= value <= 2147483647callback_url?string
任务终态时由平台主动 POST 的 HTTPS 回调地址(可选)。
Format
uri[key: string]?never
Response Body
application/json
application/json
application/json
application/json
application/json
application/json
curl -X POST "https://api.apimp.ai/api/generate/submit" \ -H "Content-Type: application/json" \ -d '{ "model": "happyhorse-1.1", "prompt": "A brown horse galloping across a golden meadow at sunset" }'{
"code": 200,
"data": {
"task_id": "task_2BvCWmHzG6sJxK4tQpAr8M9nZyYfRdLs",
"status": "not_started",
"created_time": "2026-06-27T09:21:26",
"error_message": null
}
}{
"code": 400,
"error": {
"message": "prompt is required unless `image` (I2V) or `images` (R2V) is provided",
"type": "invalid_request_error"
}
}{
"code": 400,
"error": {
"message": "string",
"type": "invalid_request_error"
}
}{
"code": 400,
"error": {
"message": "string",
"type": "invalid_request_error"
}
}{
"code": 400,
"error": {
"message": "string",
"type": "invalid_request_error"
}
}{
"code": 400,
"error": {
"message": "string",
"type": "invalid_request_error"
}
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