export declare enum AuthErrorCategory {
    RETRYABLE = "retryable",
    USER_ACTION = "user_action",
    FATAL = "fatal"
}
export interface AuthError {
    code: string;
    message: string;
    category: AuthErrorCategory;
    details?: Record<string, unknown>;
}
/** Device was registered with a different DH algorithm than currently negotiated */
export declare const ALGORITHM_MISMATCH = "ALGORITHM_MISMATCH";
/** No common algorithm between client and server */
export declare const ALGORITHM_NEGOTIATION_FAILED = "ALGORITHM_NEGOTIATION_FAILED";
export declare function shouldClearDeviceCredentials(errorCode: string, action?: string): boolean;
/**
 * Check if an error code should trigger auto-recovery (clear device + retry).
 * This enables seamless recovery when a user switches browsers and their
 * stored device credentials use a different algorithm than what the new
 * browser supports.
 */
export declare function shouldAutoRecoverFromError(errorCode: string): boolean;