PMML is alive and well for sure. It really only covers simpler model types so something aimed at deep nets models is a welcome addition. However, PMML is still

PMML is alive and well for sure. It really only covers simpler model types so something aimed at deep nets models is a welcome addition. However, PMML is still alive and well because plenty of ML will continue to be based on simpler model types and modelers don't want to be tied down on choice of modeling tech even for simple model types.