Was AGP only ever used for graphics cards?

AGP - Video card AMR - Modem, sound card CNR

In this video we're taking a brief look at the origin and specifications of the AGP slot, and why

agp slot meaning Older 2X AGP cards do not use the right voltage to function properly in the newer AGP slots If forced into a AGP slot, a

agp expansion slot The function of the PCI slot is to allow you expand computer capabilities It is a slot for inserting expansion cards into your computer