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HappyHorse-1.0 API

happyhorse-reference-to-video
AlibabaCommercial use API verifiedVideo generationAspect ratiosDuration

HappyHorse-1.0 — high-quality AI video generation.

by Alibaba

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Model Type:

Pricing: Reference To Video — 720P: 14 credits/s (≈ $0.14/s), 1080P: 24 credits/s (≈ $0.24/s).

Save up to 22%with the $1,250 top-up pack (+10% bonus) — 14% lower than direct rates even without itTop up

24H Status Monitor

Operational
24h agonow

Input

Prompt*197 / 5000 characters

Required text prompt describing the desired video. Use “character1”, “character2”, ... in the prompt to refer to the corresponding images in the media array (order matches the array). Max 5,000 non‑Chinese characters or 2,500 Chinese characters; extra content is truncated.

Reference Image*0 / 9
Drag and drop or click to upload your imageSupported formats: JPEG, PNG, WEBP · Maximum file size: 10MB; Maximum files: 9Select files

Reference image URL list. Provide 1–9 images. The order defines which image is character1, character2, etc. Minimum resolution: short side ≥ 400px; 720p+ clear images are recommended. Avoid small, blurry, or heavily compressed images, as they may degrade results.

Resolution

Output video resolution. Valid values: 720P, 1080P (default).

Aspect Ratio

Output aspect ratio. Valid values: 16:9 (default), 9:16, 1:1, 4:3, 3:4.

Duration

Output duration in seconds (integer). Must be between 3 and 15. Defaults to 5.

Seed

Random seed. Range: [0, 2147483647]. If not specified, the system generates a seed automatically. Fixing the seed can improve reproducibility, but results may still vary due to the model’s stochasticity.

70 cr / run

Output

output typevideo
You only pay for successful generations — if a task fails or returns no result, its credits are refunded automatically, never charged. And your credits never expire: top up once and spend at your own pace.1 credit = $0.01 USDTop up $1,250 for +10% bonus credits → up to ~9% more off every call.Top up credits
HappyHorse-1.0 API pricing8 prices

HappyHorse-1.0, text-to-video, 1080p

videoAlibaba

Credits / Gen24per second
Our Price (USD)$0.24
Direct / Standard Price (USD)$0.28
Base savings14.3%
Savings with top-up · $1,250 · +10%22% ↓

HappyHorse-1.0, text-to-video, 720p

videoAlibaba

Credits / Gen14per second
Our Price (USD)$0.14
Direct / Standard Price (USD)$0.14
Base savingsN/A
Savings with top-up · $1,250 · +10%N/A

HappyHorse-1.0, image-to-video, 1080p

videoAlibaba

Credits / Gen24per second
Our Price (USD)$0.24
Direct / Standard Price (USD)$0.28
Base savings14.3%
Savings with top-up · $1,250 · +10%22% ↓

HappyHorse-1.0, image-to-video, 720p

videoAlibaba

Credits / Gen14per second
Our Price (USD)$0.14
Direct / Standard Price (USD)$0.14
Base savingsN/A
Savings with top-up · $1,250 · +10%N/A

HappyHorse-1.0, reference-to-video, 1080p

videoAlibaba

Credits / Gen24per second
Our Price (USD)$0.24
Direct / Standard Price (USD)$0.28
Base savings14.3%
Savings with top-up · $1,250 · +10%22% ↓

HappyHorse-1.0, reference-to-video, 720p

videoAlibaba

Credits / Gen14per second
Our Price (USD)$0.14
Direct / Standard Price (USD)$0.14
Base savingsN/A
Savings with top-up · $1,250 · +10%N/A

HappyHorse-1.0, video-edit, 1080p

videoAlibaba

Credits / Gen24per second
Our Price (USD)$0.24
Direct / Standard Price (USD)$0.28
Base savings14.3%
Savings with top-up · $1,250 · +10%22% ↓

HappyHorse-1.0, video-edit, 720p

videoAlibaba

Credits / Gen14per second
Our Price (USD)$0.14
Direct / Standard Price (USD)$0.14
Base savingsN/A
Savings with top-up · $1,250 · +10%N/A

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