Creating a voice AI assistant using Twilio, Meta LLaMA 3 with Together.ai and Flask requires setting up a development environment, installing necessary dependencies, designing the prompt, creating an incoming voice handler, and configuring the server. The process involves creating a new account in Together.ai, getting started with developing the AI assistant, building the app, designing the prompt, creating an incoming voice handler, setting up the server, and testing the application. The final outcome is a virtual AI assistant that can answer user queries via voice calls, utilizing Twilio Programmable Voice and Meta LLaMA 3.