XStable, an AI-native infrastructure provider for on-chain gold and foreign-exchange trading, has secured a new round of institutional investment from YZi Labs, Sui Foundation, Taisu Ventures and Catcher VC. The platform had previously received investment or support from Solana, Amber Group, KuCoin Ventures and Singchain, bringing its cumulative financing to several million dollars and its institutional backers to more than 10 worldwide. XStable plans to use the new funds to strengthen product development, trading infrastructure and global market expansion. Its system covers market data, trade execution, liquidity and risk management for quantitative teams and AI agents, with markets focused on gold, silver and major foreign-exchange pairs. XStable has disclosed average daily trading volume above $100 million and cumulative trading volume exceeding tens of billions of dollars.