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HappyHorse 1.0 I2V — and what?

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 1 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

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HappyHorse 1.0 I2V
alibaba/hh1-i2v
Provider
Alibaba
Family
HappyHorse
Modality
video
Context window
Max output
Released
2026-05-22
License
Open-weight
Per output second
$0.280 /sec
Tools
Streaming
Vision
JSON mode
Reasoning
Prompt caching
Batch API
Try it
View model →
HappyHorse 1.0 I2V
alibaba/hh1-i2v
Full spec →

Alibaba's HappyHorse 1.0 image-to-video model. Animates a reference image with an optional text prompt. Supports 720P and 1080P output with durations from 3 to 15 seconds.

Strengths
  • Text-to-video generation
Use cases
PromosDemosStoryboards