model 参数枚举):happyhorse-1.1-i2v — HappyHorse 1.1 Image to Videohappyhorse-1.1-r2v — HappyHorse 1.1 Reference to Videohappyhorse-1.1-t2v — HappyHorse 1.1 Text to Videowan2.6-t2v — Wan 2.6 T2Vwan2.7-i2v — Wan 2.7 Image to Videowan2.7-r2v — Wan 2.7 Reference to Videowan2.7-t2v — Wan 2.7 Text to Videowan3.0-video — Wan 3.0 VideoX-DashScope-Async: enable;创建返回 {"output":{"task_id":"...","task_status":"PENDING"}};查询:GET /qwen/api/v1/tasks/{task_id}