Tether (USDT)

Tether maintains its dollar peg at $0.9998 with negligible 0.003% daily movement, circulating 83.4 billion tokens—40% more than the average stablecoin rival's supply. Its 24-hour trading volume of $48 billion eclipses XRP's $2.1 billion by 22.8 times, proving it's the liquidity backbone of exchanges.