The recent Samsung Galaxy S20 launch event also served to unveil the addition of the Live Caption feature to Google, in which video-call speech is converted into text in real time. Now, there is evidence that this function is also being ported to Chrome. This app's gerrit shows the integration of an API necessary to deliver it within the browser.
https://www.notebookcheck.net/Google-could-bring-Live-Captions-to-Chrome-soon.453866.0.html