/// <reference types="node" />
import type { ElevenLabsAlpha } from './elevenlabs-alpha';
export type TextToSpeechConfig = {
    apiKey: string;
};
export declare class TextToSpeech {
    private elevenlabsAlpha;
    constructor(elevenlabsAlpha: ElevenLabsAlpha);
    createFile: ({ text, outputPath, modelId, }: {
        text: string;
        outputPath: string;
        modelId?: string | undefined;
    }) => Promise<void>;
    realtime({ text, voiceId, modelId, outputFormat, onOpen, onAudioReceived, onNormalizedAlignment, onFinal, onError, onClose, }: {
        text: string;
        voiceId?: string;
        modelId?: string;
        outputFormat?: string;
        onOpen?: () => void;
        onAudioReceived?: (audio: Buffer) => void;
        onNormalizedAlignment?: (alignment: unknown) => void;
        onFinal?: () => void;
        onError?: (error: unknown) => void;
        onClose?: (params: {
            code: number;
            reason: string;
            wasClean: boolean;
        }) => void;
    }): void;
}