import { RealtimeProviderConfig, RealtimeProviderCallbacks, ProviderType, AudioFormat } from './RealtimeProvider';
import { WebSocketRealtimeProviderBase } from './WebSocketRealtimeProviderBase';
/**
 * Grok realtime provider
 *
 * Implements xAI's Voice Agent API over WebSocket with manual audio streaming.
 * Browser auth differs from OpenAI-compatible providers, so we supply a custom
 * WebSocket creator for the SDK transport.
 */
export declare class GrokRealtimeProvider extends WebSocketRealtimeProviderBase {
    private baseUrl;
    private hasSessionUpdatedAck;
    private sessionUpdatedResolver;
    constructor(config: RealtimeProviderConfig, callbacks: RealtimeProviderCallbacks);
    getProviderId(): ProviderType;
    getOutputAudioFormat(): AudioFormat;
    protected getDefaultTurnDetectionMode(): 'client_vad' | 'server_vad' | 'disabled';
    private setupEventListeners;
    connect(): Promise<void>;
}
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