I believe 14.x is officially planned for UCCX but no commitment of a
release past that point. UCCX 12.5 added remote agent support via reverse
proxy and agent device selection which were the big features people were
waiting for.
We do custom work to get Google Dialog Flow working with UCCX but it
You'll want your re-routing CSS on the Remote Destination Profile to target
a partition/route pattern going to your SBC for Direct Routing. If you're
using CUBE and not a dedicated CUBE for Direct Routing, probably worth
using some sort of prefix like and match that to send calls to MS
Teams.