@type t() :: %ExBifrost.Model.AnthropicCreateMessage200Response{
  content_block: ExBifrost.Model.AnthropicContentBlock.t() | nil,
  delta: ExBifrost.Model.AnthropicCreateMessage200ResponseDelta.t() | nil,
  error: ExBifrost.Model.AnthropicCreateMessage200ResponseError.t() | nil,
  id: String.t() | nil,
  index: integer() | nil,
  message: ExBifrost.Model.AnthropicMessageResponse.t() | nil,
  type: String.t() | nil,
  usage: ExBifrost.Model.AnthropicCreateMessage200ResponseUsage.t() | nil
}