import type { TollgateConfig } from "./config.js";
/** Stable discovery document version for agent-readable yellow pages. */
export declare const DISCOVER_VERSION: 1;
/** Primary free discovery path (no 402). */
export declare const DISCOVER_PATH = "/x402/discover";
/** Convenience alias — same payload as {@link DISCOVER_PATH}. */
export declare const DISCOVER_ALIAS_PATH = "/discover";
export type DiscoverServiceStatus = "live" | "demo" | "config";
export interface DiscoverService {
    id: string;
    label: string;
    endpoint: string;
    mcp: string;
    capabilities: string[];
    price: string;
    asset: string;
    payTo: string;
    seller: string;
    status: DiscoverServiceStatus;
}
export interface DiscoverDocument {
    version: typeof DISCOVER_VERSION;
    network: string;
    updatedAt: string;
    /**
     * Honesty note: this catalog is built from local merchant JSON / SELLER /
     * demo — not an on-chain Agent Registry stake contract.
     */
    source: "merchants" | "seller" | "mixed";
    services: DiscoverService[];
}
/**
 * Health-ish status for a listed service.
 * - live: CDP facilitator credentials + payTo present (real settle path)
 * - demo: protocol-shaped 402 / MCP PaymentRequired, no on-chain settle
 * - config: merchant/seller entry present but primary accept is not CDP-live
 */
export declare function resolveDiscoverStatus(config: TollgateConfig): DiscoverServiceStatus;
/**
 * Build agent-readable discovery yellow pages from existing sources only:
 * MERCHANTS_JSON / merchants file / SELLER / built-in demo.
 * Does **not** deploy or require Registry.sol.
 */
export declare function buildDiscoverDocument(config: TollgateConfig, now?: Date): DiscoverDocument;