curl --request POST \
  --url https://api.modelbeam.srv1069417.hstgr.cloud/api/v1/client/img2img/price-calculation \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "<string>",
  "model": "Flux_2_Klein_4B_BF16",
  "steps": 123,
  "seed": 123,
  "negative_prompt": "<string>",
  "width": 123,
  "height": 123,
  "guidance": 123
}
'

{
  "data": {
    "price": 0.0066
  }
}