import type { LemmaErrorCode } from './types';
/**
 * Typed error thrown by every LemmaClient method. Carries the API's stable
 * `code` so callers can branch on it instead of parsing `message`.
 */
export declare class LemmaSdkError extends Error {
    readonly code: LemmaErrorCode | 'network_error' | 'timeout';
    readonly status?: number;
    readonly field?: string;
    /** Present on `rate_limited` — seconds the server asked the client to wait. */
    readonly retryAfter?: number;
    constructor(opts: {
        code: LemmaErrorCode | 'network_error' | 'timeout';
        message: string;
        status?: number;
        field?: string;
        retryAfter?: number;
    });
}