import { PublishableKey } from '@clerk/types';

declare function buildPublishableKey(frontendApi: string): string;
declare function parsePublishableKey(key: string | undefined): PublishableKey | null;
declare function isPublishableKey(key: string): boolean;
declare function isLegacyFrontendApiKey(key: string): boolean;
declare function createDevOrStagingUrlCache(): {
    isDevOrStagingUrl: (url: string | URL) => boolean;
};
declare function isDevelopmentFromApiKey(apiKey: string): boolean;
declare function isProductionFromApiKey(apiKey: string): boolean;

export { buildPublishableKey, createDevOrStagingUrlCache, isDevelopmentFromApiKey, isLegacyFrontendApiKey, isProductionFromApiKey, isPublishableKey, parsePublishableKey };