import * as z from "zod/v4-mini";
/**
 * The amount in cents.
 */
export type Amount = number | string;
export type CostMetadataInput = {
    /**
     * The amount in cents.
     */
    amount: number | string;
    /**
     * The currency. Currently, only `usd` is supported.
     */
    currency: string;
};
/** @internal */
export type Amount$Outbound = number | string;
/** @internal */
export declare const Amount$outboundSchema: z.ZodMiniType<Amount$Outbound, Amount>;
export declare function amountToJSON(amount: Amount): string;
/** @internal */
export type CostMetadataInput$Outbound = {
    amount: number | string;
    currency: string;
};
/** @internal */
export declare const CostMetadataInput$outboundSchema: z.ZodMiniType<CostMetadataInput$Outbound, CostMetadataInput>;
export declare function costMetadataInputToJSON(costMetadataInput: CostMetadataInput): string;
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