Coinbase has announced several significant updates at its 'State of Crypto Summit' in New York City. Shopify CEO Tobias Lütke revealed that USDC payments will be available for merchants in 34 countries through Base, in collaboration with Stripe Connect. Additionally, Coinbase introduced a new American Express credit card offering up to 4% cash back in Bitcoin, exclusively for Coinbase One members. The summit also featured the upcoming launch of decentralized exchange (DEX) trading on Base via the Coinbase app, enhancing asset trading options. Coinbase Business was introduced to facilitate global payments and token custody for corporates. The exchange also reaffirmed its plans to offer CFTC-compliant perpetual futures to U.S. traders soon.