export type AuraTTSOptions = {
    apiKey: string;
    /** Default `aura-asteria-en`. See https://developers.deepgram.com/docs/tts-models */
    model?: string;
    /** Default `https://api.deepgram.com`. */
    baseUrl?: string;
};
export type AuraSpeakOptions = {
    /** Target sample rate (8000 for telephony). Default 8000. */
    sampleRateHz?: number;
    /** Abort the in-flight request. */
    signal?: AbortSignal;
};
/**
 * Synthesize text to a single 16-bit PCM buffer. Returns mono samples at the
 * requested sample rate (default 8 kHz for telephony). Aura is fastest at
 * 8 kHz with container=none — ~150 ms to first byte.
 */
export declare const auraSpeak: (text: string, tts: AuraTTSOptions, options?: AuraSpeakOptions) => Promise<Int16Array>;
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