The open source reference is this phrase: *"Picovoice's speech to text repositor...

The open source reference is this phrase: "Picovoice's speech to text repository ranks among top 10 open source machine learning projects."

It's apparently only talking about their benchmarking tool: https://github.com/Picovoice/stt-benchmark

The engine itself is called Cheetah, and appears to be a closed source, "inquire for pricing/licensing" product.

kenarsa on Oct 12, 2018 [–]

We will open source Cheetah this year with a similar licensing model as Porcupine.