What is Sui's token utility (tokenomics)? Sui has a native token called $SUI, with a fixed supply. The $SUI token is used to pay for gas, and is also used as delegated stake on validators within an epoch. The voting power of validators within this epoch is a function of this delegated stake. Validators are periodically reconfigured according to the stake delegated to them. In any epoch the set of validators is Byzantine fault tolerant. At the end of the epoch, fees collected through all ...