Luma AI API リクエスト作成

入力: Prompt, 5 seconds, 16:9, image reference URL, callback URL

出力: curl -X POST "https://api.example.com/luma/generations" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"prompt":"...","duration":5,"aspect_ratio":"16:9","references":["https://example.com/ref.jpg"],"callback_url":"https://example.com/webhook"}'

入力: Prompt, camera motion, seed, negative guidance

出力: {
  "prompt": "A cinematic product reveal...",
  "duration": 5,
  "aspect_ratio": "16:9",
  "camera_motion": "slow clockwise orbit",
  "negative_prompt": "no text, no distortions",
  "seed": 12345
}