import { type CommonMiddlewareArgs } from "./common.js";
import type { NextFunction, Request, Response } from "express";
type createMiddlewareArgs = CommonMiddlewareArgs;
/**
 * Creates Express middleware that gates routes behind x402 and MPP payment.
 *
 * @param args - Configuration including handlers + pricing or facilitator URL
 * @returns An Express middleware function
 */
export declare function createMiddleware(args: createMiddlewareArgs): Promise<(req: Request, res: Response, next: NextFunction) => Promise<unknown>>;
export {};
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