Google's new Pixel Stand has leaked, confirming several aspects about the upcoming wireless charger. Both the Pixel 6 and Pixel 6 Pro will support wireless charging too, possibly at up to 23 W.
https://www.notebookcheck.net/Google-Pixel-Stand-leak-confirms-revised-design-new-UI-the-hint-of-active-cooling-and-wireless-charging-support-for-the-Pixel-6-and-Pixel-6-Pro.570103.0.html