Apple is now incorporating Vision Pro's input system into WebXR. - Road to VR
Apple is Adding Support for Vision Pro’s Input System to WebXR
Apple is integrating Vision Pro's unique input system into WebXR, allowing XR experiences to run from a web browser. The input system combines eye-tracking with a pinch gesture, and Apple has introduced a new input mode called 'transient-pointer' for Safari's WebXR capabilities. This new mode enables developers to understand user interactions within WebXR sessions on Vision Pro. To read the full story, visit Road to VR.
Source: https://www.roadtovr.com/apple-vision-pro-webxr-transient-pointer-pinch-input/