No, the Taliban did not seize $83 billion of U.S. weapons tl/dr The $83 billion spent on the Afghan National Defense and Security Forces (ANDSF) goes back two decades, Including almost $19 billion spent between 2002 and 2009.

Trump statement on the billions of U.S military weapons seized by the Taliban “ALL EQUIPMENT should be demanded to be immediately returned to the U.S…If it is not handed back, we should either go in with unequivocal Military force & get it, or at least bomb the hell out of it”