/**
 * Twig Competitive Catalog Fetcher
 * Fetches the x402 discovery catalog for competitive analysis.
 */
import type { Category } from '../analyzer/intent-corpus.js';
export interface CatalogEntry {
    url: string;
    name: string;
    description: string;
    category: Category;
}
export interface CatalogResponse {
    entries: CatalogEntry[];
    error?: string;
}
export declare function fetchCatalog(url?: string): Promise<CatalogResponse>;