export interface LiveClientMessage {
    type: "SpeechStarted" | "Results" | "UtteranceEnd";
}
export interface LiveClientSpeechStartedMessage extends LiveClientMessage {
    type: "SpeechStarted";
}
export interface LiveClientUtteranceEndMessage extends LiveClientMessage {
    type: "UtteranceEnd";
}
export interface LiveClientResultsMessage extends LiveClientMessage {
    type: "Results";
    channel: {
        alternatives: {
            transcript: string;
        }[];
    };
    is_final: boolean;
    speech_final: boolean;
}
export declare const isResultsMessage: (message: LiveClientMessage) => message is LiveClientResultsMessage;
export declare const isSpeechStartedMessage: (message: LiveClientMessage) => message is LiveClientSpeechStartedMessage;
export declare const isUtteranceEndMessage: (message: LiveClientMessage) => message is LiveClientUtteranceEndMessage;