| Settlement | USDC |
| Contract size | Quantity in base asset. Positive = long, negative = short. Scaled by 10^4. |
| Max leverage | Up to 100x (per instrument, check /exchangeInfo) |
| Margin mode | Cross margin (default). Use sub-accounts for isolated risk. |
| Margin model | Portfolio margin with correlation-adjusted effective notional. See Margin. |
| Maintenance margin | Dynamic lambda surfaces varying by leverage, notional impact, and market regime. No static tiers. |
| Mark price | Median of: premium-adjusted oracle, order book median, smoothed local price. See Price Indices. |
| Funding | Hourly. See Funding. |
| Liquidation | Portfolio optimizer with hedge preservation. See Liquidations. |
| ADL | Last resort after insurance fund. See Auto-Deleveraging. |
