/** Error categories exposed by version 2. */
export type ErrorCode = 'INVALID_ARGUMENT' | 'PLAYER_NOT_FOUND' | 'ACCESS_DENIED' | 'RATE_LIMITED' | 'UPSTREAM_ERROR' | 'PARSE_ERROR' | 'TIMEOUT' | 'RESPONSE_TOO_LARGE' | 'BROWSER_UNAVAILABLE' | 'CLIENT_CLOSED';
/** Additional context that never includes an upstream response body. */
export interface ErrorDetails {
    status?: number;
    retryAfterMs?: number;
    cause?: unknown;
}
/** A predictable failure from argument validation, transport or cleaning. */
export declare class R6StatsError extends Error {
    readonly code: ErrorCode;
    readonly status: number | null;
    readonly retryAfterMs: number | null;
    constructor(code: ErrorCode, message: string, details?: ErrorDetails);
}