Module Usage.Cost_details
type t = {upstream_inference_cost : float option;upstream_inference_prompt_cost : float option;upstream_inference_completions_cost : float option;
}include Sexplib0.Sexpable.S with type t := t
val t_of_sexp : Sexplib0__.Sexp.t -> tval sexp_of_t : t -> Sexplib0__.Sexp.t