import type Clerk from '@clerk/clerk-js';
import type ClerkHeadless from '@clerk/clerk-js/headless';
import type { ClerkOptions } from '@clerk/types';
import type ClerkStore from './store.js';
export declare const DEFAULT_OPTIONS: ClerkOptions;
export default function initializeClerkClient(clerk: typeof ClerkStore, clerkClass: typeof Clerk | typeof ClerkHeadless, key: string, options?: ClerkOptions): Promise<void>;