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Documentation Index

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Model ID 
vidu-q3-pro-i2v

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Vidu Q3 Pro Image-to-Video API Usage Guide

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Overview

Vidu Q3 Pro is an image-to-video model designed to generate high-quality 1080p video content from a starting image and a descriptive text prompt. It supports custom durations up to 16 seconds and optional audio generation. This model is hosted externally by Vidu and accessible via the GMI Cloud request queue.

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Authentication

All API requests require authentication using your API key. Include it in the Authorization header: 
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": "vidu-q3-pro-i2v",
    "payload": {
      "prompt": "A cinematic drone shot moving forward from this scene",
      "images": "https://example.com/start_frame.jpg",
      "duration": 5,
      "audio": true,
      "seed": 42
    }
  }'

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Request Parameters

ParameterTypeRequiredDescriptionDefaultConstraints
imagesstringYesAn image to be used as the start frame of the generated video. Accepts public URL or Base64; formats: png, jpeg, jpg, webp.-Exactly 1 image
promptstringYesText prompt (max 2000 characters) describing the desired video.-Max 2000 chars
durationintegerNoVideo duration in seconds.5Min: 1, Max: 16
audiobooleanNoWhether to have audio in the video or not.true-
seedintegerNoRandom seed. If not set, a random seed is used.null-

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Response

{
  "request_id": "8fbb88gd-cd78-5132-0g2c-07c4ge944225",
  "model": "vidu-q3-pro-i2v",
  "status": "queued",
  "created_at": 1772184500
}

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Check Request Status

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Endpoint

GET /api/v1/ie/requestqueue/apikey/requests/{request_id}

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Response

{
  "request_id": "8fbb88gd-cd78-5132-0g2c-07c4ge944225",
  "model": "vidu-q3-pro-i2v",
  "status": "success",
  "outcome": {
    "media_urls": [
      {
        "id": "0",
        "url": "https://storage.googleapis.com/gmi-generated-assets/.../vidu_output_0.mp4"
      }
    ]
  }
}

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Request Status Values

StatusDescription
queuedRequest is waiting in the queue
processingVideo is currently being rendered
successVideo generation completed
failedGeneration failed (check logs for details)
cancelledRequest was manually cancelled

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Tips for Better Results

  1. High-Quality Inputs: Use clear, high-resolution starting images for the best results.
  2. Prompt Alignment: Describe the motion, lighting, and camera movement you want to see applied to the starting image.