I got my old Sony Alpha NEX-5T working with Octolapse over Wifi. My Octolapse script uses the Wifi API for Sony's Imaging Edge (formerly known as Play Memories), so it should work with every single Sony Alpha with Wifi capabilities.
You can find the script and some examples here: https://there.oughta.be/a/way-to-use-a-sony-alpha-with-octolapse