import { type i18n as I18nInstance } from 'i18next';
/**
 * Creates one createChat() instance's i18next instance (UI chrome strings: input placeholder,
 * "Powered by", etc. - not the host-supplied bot content in config.i18n). Each instance gets
 * its own so simultaneous instances on the same page don't force each other's UI language when
 * one switches (see StoreContext.tsx for the equivalent settings/chat store isolation).
 */
export declare function createChatI18n(namespace?: string): I18nInstance;