How AI describes Ostium

Ostium is a self-custodial, leveraged trading platform built on Arbitrum that lets users trade stocks, currencies, commodities, indices and crypto with up to 200x leverage, without brokers or frozen funds. It provides an auditable-by-design, fully on-chain trading environment where spreads, fees and liquidity are transparent and funds remain in the user’s own wallet. Users can start with a wallet or email and fund via USDC using various methods, with features like one-click trading and gas sponsorship, extending perpetual-style contracts to traditional assets across markets.