@type t() :: %ExBifrost.Model.CreateChatCompletion200Response{
  choices:
    [ExBifrost.Model.CreateChatCompletion200ResponseChoicesInner.t()] | nil,
  created: integer() | nil,
  extra_fields: ExBifrost.Model.BifrostResponseExtraFields.t() | nil,
  id: String.t() | nil,
  model: String.t() | nil,
  object: String.t() | nil,
  usage: ExBifrost.Model.BifrostLlmUsage.t() | nil
}