What currencies and trading pairs do you support?
| Currency | FIX Trading Pair | REST Trading Pair |
| Bitcoin | XBTUSD | BTCUSD |
| Ethereum | ETHUSD | |
| PAX Gold | PAXGUSD | |
| Bitcoin Cash | BCHUSD | |
| Litecoin | LTCUSD | |
| Polygon | MATICUSD | |
| Uniswap | UNIUSD | |
| Aave | AAVEUSD | |
| Chainlink | LINKUSD | |
| Solana | SOLUSD | |
What are the minimum tick sizes for each market?
| Market | Tick Size (USD) |
| XBTUSD / BTCUSD |
0.25 |
| ETHUSD | 0.05 |
| LTCUSD | 0.01 |
| BCHUSD | 0.05 |
| PAXGUSD | 0.01 |
| MATICUSD |
0.01 Beginning August 24,2022 tick size increases to 0.0001 (1e-4). See Tick Size Updates for more information. |
| UNIUSD | 0.01 |
| AAVEUSD | 0.01 |
| LINKUSD | 0.01 |
| SOLUSD | 0.01 |
What is the minimum order quantity?
The minimum quantity order size you can submit for any market is $0.01 for market buy orders, eight ticks for market sell and all limit orders, for example 0.00000001 (1e-8).
What is the maximum order quantity?
The maximum allowed notional value for a market order is 500,000 USD. The maximum allowed notional value for a limit order is 1,500,000 USD for XBTUSD and ETHUSD markets, and 1,000,000 USD for other markets.
What's the difference between a commission and a rebate?
Commissions are charged by Paxos and debited from the user account. Rebates are credits from Paxos to the user account.
In what currency are commissions and rebates charged or credited?
Commissions and rebates are charged or credited in the quote currency.
When do you credit rebates or debit commissions?
Rebates are credited and commissions are debited when the order is executed.
When selling, do you need additional funds to cover the commission?
No. The commissions is subtracted from the proceeds of the sale.