@type t() :: %OpenAi.Usage.Image.Result{
  api_key_id: String.t() | nil,
  images: integer(),
  model: String.t() | nil,
  num_model_requests: integer(),
  object: String.t(),
  project_id: String.t() | nil,
  size: String.t() | nil,
  source: String.t() | nil,
  user_id: String.t() | nil
}