import { TTS } from '../../agents/providers.js';
/**
 * Configuration options for the LMNT text-to-speech (TTS) provider.
 */
export type LMNTTTSOptions = {
    /**
     * LMNT API key. If omitted, falls back to the `LMNT_API_KEY` environment
     * variable.
     */
    apiKey?: string;
    /**
     * Voice to synthesize with. Accepts an LMNT voice id or name.
     * @default 'ava'
     */
    voice?: string;
    /**
     * LMNT model used for synthesis.
     * @default 'blizzard'
     */
    model?: string;
    /**
     * Output audio sample rate in Hz.
     * @default 24000
     */
    sampleRate?: number;
};
declare class LMNTTTSImpl extends TTS {
    _providerName: string;
    apiKey?: string;
    voiceId: string;
    voice: string;
    model: string;
    constructor(opts?: LMNTTTSOptions);
    getRuntimeConfig(): Record<string, any>;
}
/** Instance type of the LMNT text-to-speech (TTS) provider. */
export type LMNTTTS = LMNTTTSImpl;
/**
 * LMNT text-to-speech (TTS) provider.
 *
 * @param opts - Provider configuration; see {@link LMNTTTSOptions}.
 * @returns A configured LMNT TTS provider instance.
 */
export declare const LMNTTTS: (opts?: LMNTTTSOptions) => LMNTTTS;
export {};