/**
 * Baidu short speech recognition (≤60s).
 * Docs: https://ai.baidu.com/ai-doc/SPEECH/Jlbxdezuf
 *
 * Env:
 *   AGIM_BAIDU_SPEECH_API_KEY
 *   AGIM_BAIDU_SPEECH_SECRET_KEY
 */
export declare function isBaiduSpeechConfigured(): boolean;
/** Reset token cache (tests). */
export declare function _resetBaiduTokenCache(): void;
export declare function transcribeWithBaidu(filePath: string, opts?: {
    language?: string;
}): Promise<string>;
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