Paxos is a U.S.-based blockchain infrastructure firm founded in 2012. It offers regulated digital asset services such as stablecoin issuance, cryptocurrency brokerage, and settlement solutions for financial institutions. Paxos is known for creating the Pax Dollar (USDP) and partnering with companies like PayPal and Binance to enable crypto transactions. The company operates under oversight from the New York Department of Financial Services.