$USDC The current USDC to USDT coin pair rate is approximately 1 USDC = 0.999769 USDT, with a market cap of $60.98 billion for USDC and $155.17 billion for USDT. The pair has a relatively stable exchange rate, with a 24-hour change of -0.01%. You can swap USDC for USDT on platforms like Kraken, 1inch, or Zengo.