$USDC USD/USDT is a trading pair that compares the U.S. Dollar (USD) with Tether (USDT), a popular stablecoin pegged to the dollar. Since both represent the same value, the pair usually trades close to 1:1. Traders use USD/USDT to move funds between fiat and crypto easily. On platforms like Binance, USDT is paired with major coins like BTC/USDT, ETH/USDT, and BNB/USDT, allowing quick and stable trading. Using USDT avoids fiat conversion fees and delays, making it ideal for active traders. The USD/USDT pair helps monitor slight price changes in Tether’s peg and is useful in arbitrage and stablecoin trading strategies.