A Google Stadia spokesperson stated that the platform will be getting over 120 games in 2020, of which 10 will be exclusives. The company also promised some QoL upgrades such as 4K gaming on the web, better Google Assistant functionality, and more. These features will make their way to Stadia subscribers in the coming months.
https://www.notebookcheck.net/Google-Stadia-to-get-over-120-new-games-in-2020-10-of-which-will-be-exclusives.450365.0.html