According to Mars Finance, OKX CEO Star posted on platform X that X Layer has completed its upgrade, with network performance boosted to 5,000 TPS and gas fees nearly zero, and the total supply of OKB fixed at 21 million. He stated that X Layer will promote the development of DeFi, global payments, and RWA with a 'one chain, one token' model, aiming to create core infrastructure that allows everything to be on-chain.