export declare function useSwitchConfig(): {
    /**
     * Persist a config switch. Returns a promise that resolves when the gateway
     * acks (`config_switched`) and rejects on `config_switch_failed` / socket
     * close. COO-mode ENTER must `await` this before forcing a new session (so
     * the new session bakes the persisted override, not a stale one); callers
     * that don't care (e.g. model switch) may ignore the promise.
     */
    switchConfig: (config: {
        provider?: string;
        model?: string;
        mode?: 'chat' | 'coo';
    }) => Promise<void>;
};
//# sourceMappingURL=use-switch-config.d.ts.map