Aggregates borrow/funding APR + open interest across Solana on-chain venues (Jupiter Perps, Adrena) and cross-chain reference venues (Hyperliquid, dYdX v4). Returns per-venue quotes, best entry per side, basis vs Hyperliquid, and arbitrage opportunities. Adrena uses wrapped collateral (SOL via jitoSOL, BTC via WBTC); ETH unsupported there, BONK not on Jupiter Perps. New venues fold in additively as they launch.