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Model ID 
happyhorse-1.1-i2v
Calling method: async

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happyhorse-1.1-i2v API Usage Guide

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Overview

happyhorse-1.1-i2v animates a first-frame image into a video guided by a text prompt. HappyHorse 1.1 delivers improved motion dynamics, facial texture quality, and native audio-video co-generation over 1.0. Requests are submitted to the request-queue API and results are retrieved via polling.

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Authentication

Authorization: Bearer YOUR_API_KEY

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Submit Video Generation Request

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Base URL

https://console.gmicloud.ai

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Endpoint

POST /api/v1/ie/requestqueue/apikey/requests

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Request Format

curl -X POST "https://console.gmicloud.ai/api/v1/ie/requestqueue/apikey/requests" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "happyhorse-1.1-i2v", "payload": {"prompt": "Slow cinematic pan, wind moving through the hair", "first_frame": "https://example.com/portrait.jpg", "resolution": "1080P", "duration": 5, "watermark": false}}'

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Request Parameters

ParameterTypeRequiredDescription
first_frameimage URLYesStarting frame image
promptstringNoText prompt guiding motion/styling
negative_promptstringNoWhat to avoid in the video
resolutionenumNo720P or 1080P (affects pricing)
durationintNo3–15 seconds (affects pricing)
watermarkbooleanNoAdd AI Generated watermark
seedintNoReproducibility seed [0, 2147483647]

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Response

{
  "request_id": "550e8400-e29b-41d4-a716-446655440000",
  "model": "happyhorse-1.1-i2v",
  "status": "queued"
}