For that, there’s YouTube’s automatically generated transcript. A transcript is not only useful when you want to view a text scroll of what’s being said while you’re watching the video ...

You can easily get a YouTube video transcript using the built-in transcript feature, free online tools, or third-party transcription services.; YouTube’s transcript feature works best for videos ...

However, it's all reliant on the audio (or the transcript) again—there doesn't seem to be any analysis of the actual video contents. The AI couldn't say who the talking heads were in the video ...