the old thing was use of ai in iron dome, because generally mistaking a civilian target for a rocket is pretty hard given differences in size and speed, and autonomous air defense is a thing that already exists for decades. the ai part comes from predicting if a given rocket will fall on populated area, and pointing radar-guided interceptors to those that do
the new thing, well nobody can tell you that you're doing things wrong if nobody knows for sure what are you doing. to even tell whether it's working or not you'd need to sit in heads of israeli military planners and know what are their exact objectives and acceptable collateral damage
people at palantir are probably making very detailed notes