AnthropicCreateComplete200Response model.
@type t() :: %ExBifrost.Model.AnthropicCreateComplete200Response{ completion: String.t() | nil, id: String.t() | nil, model: String.t() | nil, stop_reason: String.t() | nil, type: String.t() | nil, usage: ExBifrost.Model.AnthropicCreateComplete200ResponseUsage.t() | nil }