HIP-4 Outcome Markets — live on Hyperliquid mainnet since May 2026; fully collateralized, oracle-free.
8 live markets across 1 multi-outcome questions and 4 standalone markets, quoted in USDC.
class:priceBucket|underlying:BTC|expiry:20260813-0600|priceThresholds:62539,65092|period:1d
class:priceBinary|underlying:BTC|expiry:20260813-0600|targetPrice:63816|period:1d
class:priceBinary|underlying:ETH|expiry:20260813-0600|targetPrice:1891.5|period:1d
class:priceBinary|underlying:SOL|expiry:20260813-0600|targetPrice:76.285|period:1d
class:priceBinary|underlying:HYPE|expiry:20260813-0600|targetPrice:54.618|period:1d
Implied probability is the live mid price of each side's share — a share pays 1 USDC if its side wins, so a 0.19 mid reads as 19%. Listing and prices come straight from the Hyperliquid API (outcomeMeta + allMids); the venue doesn't publish per-market volume for outcome markets, so none is shown.