@type t() :: %ExOpenAI.Components.CreateFineTuningJobRequest{
  hyperparameters:
    %{
      batch_size: integer() | :auto,
      learning_rate_multiplier: float() | :auto,
      n_epochs: integer() | :auto
    }
    | nil,
  model: (:"gpt-3.5-turbo" | :"davinci-002" | :"babbage-002") | String.t(),
  suffix: String.t() | nil,
  training_file: String.t(),
  validation_file: String.t() | nil
}