@type t() :: %ExBifrost.Model.GetDashboard200ResponseProviderUsage{
  cost: ExBifrost.Model.GetLogsProviderCostHistogram200Response.t() | nil,
  latency: ExBifrost.Model.GetLogsProviderLatencyHistogram200Response.t() | nil,
  tokens: ExBifrost.Model.GetLogsProviderTokenHistogram200Response.t() | nil
}