interface VercelToolbarOptions {
    scriptHostname: string;
    ownerId?: string;
    projectId?: string;
    branch?: string;
    deploymentId?: string;
    nonce?: string;
}
declare function isVercelToolbarMounted(): boolean;

declare function mountVercelToolbar(options?: Partial<VercelToolbarOptions>): typeof unmountVercelToolbar;
declare function unmountVercelToolbar(): void;

export { isVercelToolbarMounted as i, mountVercelToolbar as m, unmountVercelToolbar as u };