Kling 1.6

curl -X POST "https://api.hedra.com/v3/models/kling-16" \
  -H "Authorization: Key $HEDRA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "input": {
    "aspect_ratio": "16:9",
    "duration_ms": 5000,
    "cfg_scale": 0
  }
}'