import { TTS } from '../../agents/providers.js';
/** Options for {@link RimeTTS}. */
export type RimeTTSOptions = {
    /** Rime API key. Defaults to the `RIME_API_KEY` environment variable. */
    apiKey?: string;
    /** Speaker/voice id. Default `'river'`. */
    speaker?: string;
    /** Model id. Default `'mist'`. */
    modelId?: string;
    /** Output audio sample rate in Hz. Default `24000`. */
    samplingRate?: number;
};
declare class RimeTTSImpl extends TTS {
    static readonly displayName = "RimeTTS";
    _providerName: string;
    apiKey?: string;
    voiceId: string;
    voice: string;
    model: string;
    constructor(opts?: RimeTTSOptions);
    getRuntimeConfig(): Record<string, any>;
}
export type RimeTTS = RimeTTSImpl;
/** Rime text-to-speech (TTS) synthesizer. */
export declare const RimeTTS: (opts?: RimeTTSOptions) => RimeTTS;
export {};