Flux 1.1 Ultra

curl -X POST "https://api.hedra.com/v3/models/flux-11-ultra" \
  -H "Authorization: Key $HEDRA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "input": {
    "enhance_prompt": false,
    "aspect_ratio": "1:1",
    "resolution": "fixed"
  }
}'