/**
 * This file was auto-generated by Fern from our API Definition.
 */
import * as Vellum from "../index";
/**
 * The subset of the metadata tracked by Vellum during prompt execution that the request opted into with `expand_meta`.
 */
export interface PromptNodeExecutionMeta {
    usage?: Vellum.MlModelUsage | null;
    cost?: Vellum.Price | null;
    modelName?: string | null;
}