/**
 * XAPIFi Client SDK
 *
 * Usage in browser/client applications
 */
interface ClientConfig {
    /** Optional facilitator URL */
    facilitatorUrl?: string;
}
declare class XAPIFiClient {
    private config;
    constructor(config?: ClientConfig);
    /**
     * Wrapper around fetch that handles x402 payments automatically
     *
     * Usage:
     * ```typescript
     * const client = new XAPIFiClient();
     * const response = await client.fetch('/api/generate', {
     *   method: 'POST',
     *   body: JSON.stringify({ prompt: 'Hello' }),
     * });
     * ```
     */
    fetch(url: string, options?: RequestInit): Promise<Response>;
    /**
     * Get payment requirements for an endpoint without making a request
     */
    getRequirements(endpoint: string): Promise<any>;
}

export { type ClientConfig, XAPIFiClient, XAPIFiClient as default };