import type { IConfigCatClient, IUser, SettingTypeOf, SettingValue } from "@configcat/sdk";
declare function useFeatureFlag<T extends SettingValue>(key: string, defaultValue: T, user?: IUser, providerId?: string): {
    value: SettingTypeOf<T>;
    loading: boolean;
};
declare function useConfigCatClient(providerId?: string): IConfigCatClient;
export { useFeatureFlag, useConfigCatClient };