/**
 * Handles voice transcription requests using OpenAI Whisper
 */
export declare class WhisperVoiceHandler {
    private client;
    /**
     * @param {Object} config - Configuration object
     * @param {string} config.apiKey - OpenAI API key
     */
    constructor({ apiKey }: {
        apiKey: string;
    });
    /**
     * Processes voice transcription requests
     * @param {Request} req - Incoming request object containing base64 audio data
     * @returns {Promise<Response>} Streaming response with transcription
     */
    processRequest(req: Request): Promise<Response>;
}
/**
 * Handles voice transcription requests using Google Gemini
 */
export declare class VoiceHandler {
    private model;
    constructor({ provider, apiKey, model, }: {
        provider: string;
        apiKey: string;
        model: string;
    });
    private initialize;
    processRequest(req: Request): Promise<Response>;
}