Railgun develops private DeFi infrastructure on Ethereum with 0zk addresses and CowSwap integration

As of January 2026, Railgun, an Ethereum-based mixer, is rolling out a confidential DeFi framework using 0zk private addresses and its Railgun_connect connector. It is currently testing this privacy system via Terminal Wallet and the CowSwap DEX aggregator, while its private pool holds about $100M in assets and the RAIL token trades at $2.30.