[Hyperliquid: USDH Supply Cap Raised to $500 Million, HIP-4 Testnet Launched] Foresight News reports that Native Markets, the issuer of Hyperliquid's native stablecoin USDH, announced a series of important updates for USDH users: the USDH supply cap has been raised to $500 million, the borrowing cap increased to $100 million, the individual user supply cap set at $5 million, and the individual user borrowing cap set at $1 million. These limits will officially take effect after the next network upgrade. Additionally, HIP-4 Outcome Markets are now live on the testnet. All result markets deployed by validators are denominated in USDH. During the initial phase of the mainnet, one-day binary prediction markets for BTC and HYPE will be launched.