supportedFeatures property

@override Set<AudioFeature> get supportedFeatures

Get all audio features supported by this provider

Implementation

@override
Set<AudioFeature> get supportedFeatures => {
      AudioFeature.textToSpeech,
      AudioFeature.speechToText,
      AudioFeature.audioTranslation,
      // OpenAI doesn't support streaming TTS or real-time processing
    };