import React from 'react';
interface HeaderProps {
    projectId: string | null;
    sessionName: string | null;
    queuedCount: number;
    connected: boolean;
    notificationCount?: number;
    costSummary?: string | null;
}
export declare function Header({ projectId, sessionName, queuedCount, connected, notificationCount, costSummary, }: HeaderProps): React.JSX.Element;
export {};