import { SynthesisVoice } from '../api/API.js';
export declare function synthesize(text: string, modelId: string, options: DeepgramTTSOptions): Promise<{
    rawAudio: {
        audioChannels: Float32Array<ArrayBufferLike>[];
        sampleRate: number;
    };
}>;
export declare function getVoiceList(): Promise<SynthesisVoice[]>;
export interface DeepgramTTSOptions {
    apiKey?: string;
}
export declare const defaultDeepgramTTSOptions: {
    apiKey: undefined;
};
export declare const voiceList: SynthesisVoice[];