To use the service, go to xbox.com/play on your iPhone,
The games, according to Microsoft, are cloud-based and operate on bespoke Xbox Series X hardware. The games are streamed at a resolution of up to 1080p at 60 frames per second.
You’ll be able to play with a Bluetooth controller like the Xbox Wireless Controller or other devices that are supported. You may also be able to use the special touch controls that are available for more than 50 games on mobile.
The Xbox cloud gaming will be launched in selected countries. The list includes Austria, Belgium, Canada, Czechia, Denmark, Finland, France, Germany, Hungary, Ireland, Italy, Korea, Netherlands, Norway, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland, the United Kingdom, and the United States.