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Alibaba: HappyHorse 1.1

Source description (English)

HappyHorse 1.1 is a video generation model from Alibaba. It generates short videos from a text prompt, a single starting image, or a set of reference images, with output up...

Overview

Model specifications

Context
Not provided
Maximum output
Not provided
Architecture
text+image->video
Tokenizer
Other
Knowledge cutoff
Not provided
Moderated
No
OPENROUTER

Complete pricing

Synchronized OpenRouter rates. Token prices are shown per one million tokens.

Video output
$0.0988
per second
  • 720p$0.0988
  • 1080p$0.1278
API

Quick start

Set OPENROUTER_API_KEY locally. Python requires requests; JavaScript runs in Node.js. Keep the key on the server.

This creates a video job. Poll its status before downloading the completed video.

API documentation

curl --fail-with-body https://openrouter.ai/api/v1/videos \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"alibaba/happyhorse-1.1","prompt":"A slow camera move across a sunlit mountain landscape"}'

# Replace JOB_ID with the returned id to check progress.
curl --fail-with-body "https://openrouter.ai/api/v1/videos/JOB_ID" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY"
Capabilities

InputOutput

Input
textimage
Output
video
API

Supported API parameters

max_tokenspresence_penaltyresponse_formatseedtemperaturetop_p
Available providers

1 Provider

Checked: September 7, 2026

Live providers on OpenRouter

Provider availability, latency, throughput and routing can change continuously. Open the source page for current operational data.

OpenRouter

Alibaba

Not provided
Context
Not provided
Maximum output
Not provided
alibaba

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