With ChatGPT taking center stage since the beginning of 2023, let's take a look at how we can quickly set up a ChatGPT-powered chatBot server using the "Supersonic, Sub-atomic" Quarkus framework that is capable of working with several popular LLMs. We will enhance the chatBot server by integrating a Cassandra-powered Astra DB datastore, with vector similarity search capability enhanced by JVector.