According to Andrei Grachev on Twitter, $USDf stablecoin is now available for both buying and selling on Bitfinex as of May 13, 2025 (source: @ag_dwf). This listing introduces a new USD-pegged stablecoin to one of the largest and most liquid crypto exchanges, potentially increasing trading pairs and improving liquidity options for traders. The addition of USDf could also impact arbitrage opportunities and stablecoin market dynamics, especially for those seeking alternatives to USDT, USDC, and DAI. Traders should monitor the USDf order books and price stability on Bitfinex to identify new trading strategies and potential arbitrage windows.