As of June 28, Xbox Cloud Gaming is available to all Xbox Game Pass Ultimate members with Windows 10 PCs and Apple phones and tablets, via browser, across 22 countries. If you’re a member or want to become one, go to Edge, Chrome or Safari on your PC or mobile device to start playing hundreds of games from the Xbox Game Pass library.
Another big part of this milestone: Xbox Cloud Gaming is now powered by custom Xbox Series X hardware. Microsoft datacenters have been upgraded around the globe to give players faster load times, improved frame rates and an experience of a new generation of gaming.
Read more over at Xbox Wire.
*Xbox Cloud Gaming (Beta) on mobile requires Xbox Game Pass Ultimate, sufficient network speed and supported devices (each sold separately). Streaming limits apply. Catalog varies over time and by region. Please see xbox.com/xbox-game-pass/games for what is available in your region. EA Play is now included with Xbox Game Pass Ultimate.
Source: Windows Blog
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