Like other CFTC-regulated futures markets, perpetual-style futures are subject to margin rates set by the clearinghouse (Nodal Clear)

• Initial margin is posted at trade initiation to cover potential future losses
• Variation margin is calculated using the daily settlement price and settled once per day…

The trading hours for Perpetual-Style futures can vary depending on the exchange.

Coinbase Derivatives Exchange:…

Trades executed during extended sessions (weekends/holidays) will be reported on the next clearing business day.

Example:…

Yes, Coinbase Derivatives Exchange market data is available at no cost…

Perpetual-Style Futures are long-dated futures products that contain a funding rate component. Unlike conventional short-dated futures, Perpetual-Style Futures allow traders to hold positions for an extended period. 

The funding rate is a mechanism used in Perpetual-Style Futures markets to keep the contract's price in line with the underlying asset's spot price. On an on-going basis, at intervals determined by the relevant exchange, funding payments are made between participants who have a position on the Perpetual-Style Futures market based on the funding rate:…

The specifications for the perpetual-style contracts:

Contract's underlying…

In general, traditional futures contracts have short expiration cycles (typically monthly or quarterly). Traders are required to frequently roll their positions to new contracts, which creates trading friction and basis risk.

Using Coinbase Derivatives Exchange as an example, the perpetual-style and traditional futures…

YES\! Despite their name, perpetual-style contracts do have an expiration.

For Coinbase Derivatives Exchange:…

MANAGE TRADING PERMISSIONS

You will need to request trading permissions for futures contracts with cryptocurrency underlying…

IBKR clients meeting any of the criteria below are restricted from trading US futures contracts with cryptocurrency underlying:

• All clients with country of legal residence (COLR) of Japan, Belgium, China, or India.
• Retail clients with COLR in Great Britain…

Funding payments will appear in your daily statement under the "Price Adjustments" section.

Nodal Clear, LLC serves as the clearing house for Coinbase Derivatives Exchange (CDE). Interactive Brokers LLC is a registered Clearing Member at Nodal Clear. All trades are cleared through Nodal Clear, which calculates and processes variation margin and funding payments…

The funding payment calculation:

Formula: Funding Payment = Funding Rate × Open Position Quantity × Contract Multiplier × Futures Mark Price × -1…

The funding rate formula may be different depending on exchange. 

Coinbase Derivatives Exchange…

Perpetual-Style (aka "Continuous") Futures are a new kind of long-dated futures contract—ranging from 5 to 10 years depending on the exchange—which eliminate the need for regular contract rollovers. These contracts closely track the underlying asset's spot price through a funding rate mechanism…