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- Alibaba
- Happy Horse 1.0
Happy Horse 1.0: Benchmarks, Pricing & Context Window
Happy Horse 1.0 is a video generation model from Alibaba, released in April 2026.
Alibaba's Happy Horse 1.0 - image-to-video animation and instruction-based video editing (V2V). Animate a still first-frame image, or edit a source video with natural language prompts using up to 5 reference images. Supports 720p and 1080p
Happy Horse 1.0 examples
Recent arena outputs from Happy Horse 1.0, picked from the highest-ranked matchups.
Happy Horse 1.0 API
Image-to-video start frame.
Run a request to see the response
Use it in your code
OpenAI-compatible endpoint through the LLM Stats gateway.
import requests
# Create the generation. wait="auto" long-polls (up to 60s) so most short
# jobs return as "completed" in a single round-trip.
res = requests.post(
"https://gateway.llm-stats.com/v1/generations",
headers={"Authorization": "Bearer YOUR_API_KEY"},
json={
"model": "happyhorse-1.0",
"input": {"prompt": "A timelapse of clouds moving across the sky"},
"wait": "auto",
},
)
job = res.json()
# If it didn't finish inside the wait window, poll the same resource.
while job["status"] in ("queued", "running"):
res = requests.get(
f"https://gateway.llm-stats.com/v1/generations/{job['id']}",
params={"wait": 60},
headers={"Authorization": "Bearer YOUR_API_KEY"},
)
job = res.json()
if job["status"] == "completed":
print("video:", job["output"]["media"][0]["url"])
else:
print("Failed:", job["error"]["message"])Need an API key? Create one above in the playground, or read the API documentation.
Happy Horse 1.0 pricing
Providers
Happy Horse 1.0 starts at $0.140 per second of 720p video via Replicate. See all 2 providers below with per-resolution pricing, latency, and modality support.
| Provider | 720p $/s | 1080p $/s | Latency s | Input | Output |
|---|---|---|---|---|---|
| $0.140 | $0.280 | — | |||
| $0.140 | $0.280 | — |
Happy Horse 1.0 benchmarks
Video Arena Performance
Performance by category and language
Where Happy Horse 1.0 is strongest across prompt themes and languages. Conservative TrueSkill score (μ − 3σ), only axes with 3+ votes.
Leaderboard Rankings
Quality Tracker
Similar Models
How Happy Horse 1.0 compares to its closest neighbors on each video arena it competes in.
Happy Horse 1.0 license
Happy Horse 1.0 is released under the Apache 2.0 license, which permits commercial use.
- License
- Apache 2.0
- Commercial use allowed
Apache License 2.0 - allows commercial use
Models like Happy Horse 1.0
Other video models ranked closest to Happy Horse 1.0.
FAQ
Common questions about Happy Horse 1.0.