Qwen

HappyHorse 1.1

Video Generation
alibaba/happyhorse-1.1

HappyHorse 1.1 is an incremental upgrade to Alibaba's HappyHorse 1.0 video generation model, further improving frame fidelity and subject consistency. It adds multi-image reference image-to-video and video stylization editing on top of text-to-video, making it well-suited for creative content production. Accessible via the OpenAI-compatible protocol.

Duration
3-15s
Audio
Supported
Released
2026-06-24
Generation Modes
t2vText to Videoi2vImage to Video
Resolutions
720p1080p
Aspect Ratios
16:99:161:1
Capabilities
Video Input
Available Providers
BaiLianAliyun
Supported Protocols
OpenAIopenai

Pricing

From $0.13/s
ResolutionModeAudioPrice / Second
720pAnyAny$0.13/s
1080pAnyAny$0.17/s
All other combinations$0.17/s

Billed per second of generated video. Supported parameter combinations and prices are determined by the live API and may vary by model version.

Code Examples

import time
import requests
BASE = "https://api.ofox.run/v1/videos"
HEADERS = {"Authorization": "Bearer YOUR_OFOX_API_KEY"}
# Create the generation task
task = requests.post(BASE, headers=HEADERS, json={
"model": "alibaba/happyhorse-1.1",
"prompt": "A golden retriever running on the beach at sunset",
"duration": 3,
"resolution": "1080p",
"generate_audio": True,
}).json()
# Poll until the task reaches a terminal state
while True:
task = requests.get(f"{BASE}/{task['id']}", headers=HEADERS).json()
if task["status"] in ("completed", "failed", "cancelled", "expired"):
break
time.sleep(10)
# Prefer mirror_urls (persistent) then fall back to unsigned_urls (24h)
print((task.get("mirror_urls") or task.get("unsigned_urls") or [None])[0])

Frequently Asked Questions

HappyHorse 1.1 on Ofox.ai costs from $0.13 per second of generated video. The exact rate depends on resolution, generation mode, and audio. Pay-as-you-go, no monthly fees.