hailuo-02 (firstlast frame)

curl -X POST "https://gptproto.com/api/v3/minimax/hailuo-02/pro" \
  -H "Authorization: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "prompt": "The girl in the image begins performing a graceful ballet solo on a grand theater stage, she twirls and lifts one leg into an arabesque, soft spotlight follows her every move, cinematic lighting, slow camera pan from left to right, elegant and fluid motion",
  "end_image": "https://d1q70pf5vjeyhc.cloudfront.net/media/images/1751883836278138425_vVeazvso.jpeg",
  "image": "https://d1q70pf5vjeyhc.cloudfront.net/media/images/1751883836278138425_vVeazvso.jpeg",
  "duration": 10,
  "enable_prompt_expansion": true,
  "go_fast": true,
  "resolution": "768P"
}'

{
  "error": {
    "message": "Invalid signature",
    "type": "401"
  }
}