perpsAtOpenInterestCap | Hyperliquid Info API
Info API
perpsAtOpenInterestCap | Hyperliquid Info API
Hyperliquid perpsAtOpenInterestCap: list the perp assets currently at their open-interest cap.
POST
perpsAtOpenInterestCap | Hyperliquid Info API
Credit Cost
1 per call
Processing
Realtime
type: "perpsAtOpenInterestCap" is used to list the perp assets currently at their open-interest cap.
- Wire-equal to
POST api.hyperliquid.xyz/infowith{"type": "perpsAtOpenInterestCap"}. - While an asset is in this list it has reached its open-interest cap; orders that would increase aggregate open interest are rejected (see the
openInterestCap*order-rejection reasons) until open interest falls back below the cap. - This is a global, non-user-keyed type refreshed continuously from upstream Hyperliquid.
Endpoint
Request
string
required
Always
"perpsAtOpenInterestCap".Example
Response
An array of coin symbol strings for the perp assets currently at their open-interest cap. Empty when no market is capped.Field descriptions
string
Coin symbol of a perp asset currently at its open-interest cap.