Decentralized exchange infrastructure 0x has launched a fully integrated API, users can access the 0x dashboard to obtain real-time API keys, create and manage applications. Currently, 0x has launched Swap API and Tx Relay API, and will launch Tx History, Token Registry and a new version of Orderbook in the next few weeks. Specifically, the Swap API helps connect to more than 100 exchanges and obtain liquidity for new tokens; the Tx Relay API simplifies DeFi through end-to-end gas-free transactions, and Robinhood Wallet is the first partner to use Tx Relay ; Orderbook API can unlock limit orders, currently supports Ethereum, BNB Chain and Polygon, and will support more networks. Tx History supports displaying transaction history to users, and Token Registry allows enriching transaction applications with token metadata. Foresight News previously reported that on April 20, 0x is about to launch a new API (application programming interface) suite focused on providing cryptocurrency developers with the tools they need to build financial products to help achieve fast transactions, better price and improve user experience. The API suite includes 5 APIs, including the "Swap API" that connects developers to more than 100 exchanges and the "Tx Relay API" that makes transactions gas-free.