A functional prototype is a working model of a product or system that demonstrates its basic functions and capabilities. It helps to test and validate the design, functionality, and performance before production. Full definition
You say you have a fully functional prototype platform built? (cryptyk.io)
The academy for gifted students wanted to challenge students to convert the high - level, abstract ideas they have in their head into functional prototypes. (centerdigitaled.com)
Second, it will allow the company to show a more functional prototype before the end of the ICO. (cryptotimes.news)