Scripting API

XRController

class in UnityEngine.InputSystem.XR · Unity.InputSystem · inherits from TrackedDevice

Not in Unity's public API, or in an assembly the coverage doesn't count.
In Tassix

An XR controller: a tracked device that's a hand's when it has the LeftHand or RightHand usage. (Buttons and axes come with specific controllers' layouts, which aren't modeled.)

Properties 2

static XRController? leftHand { get; }
static XRController? rightHand { get; }