Where can I trade OPEN perpetual futures?

OPEN perps are listed on Aster (market OPEN), not on Hyperliquid and Lighter. The listing is read from each venue's API about every minute.

What is the maximum leverage on OPEN?

20x on Aster, on the smallest position tier; larger positions get lower leverage. Aster's figure is estimated from its required margin. Higher leverage puts the liquidation price closer to the entry price.

OPEN perpetual futures by venue

OPEN perps trade on Aster (up to 20x), not on Hyperliquid and Lighter.

Data as of Nov 11, 2026, 05:36 UTC. Refreshed about every minute.

OPEN on each venue

Venue	Market	Price	24 h	24 h volume	Open interest	Max leverage	Funding / hour	Taker / maker fee
Aster	OPENUSDT	$0.092016	+2.69%	$1K	–	20x	0.0013%10.95% APR	0.04% / 0%

Fees are each venue's base tier before volume discounts; see perp DEX fees compared.

Method and sources

Mark prices, 24 h volume and open interest (US dollars, at the mark price) come from each venue's public API and refresh about every minute. Max leverage is for the smallest position tier; Aster's is estimated from its required margin. Funding is per hour (Aster's rate divided by its interval).

Aster: Aster futures API (ticker, premiumIndex, fundingInfo, openInterest)

More: OPEN funding rate history, all perp markets, liquidation price explained

Frequently asked questions

Where can I trade OPEN perpetual futures?: OPEN perps are listed on Aster (market OPEN), not on Hyperliquid and Lighter. The listing is read from each venue's API about every minute.
What is the maximum leverage on OPEN?: 20x on Aster, on the smallest position tier; larger positions get lower leverage. Aster's figure is estimated from its required margin. Higher leverage puts the liquidation price closer to the entry price.