$BTC A BTC trading pair is a market on a cryptocurrency exchange where Bitcoin (BTC) is paired with another asset (crypto or fiat) for trading. BTC, as the most liquid and widely adopted cryptocurrency, is commonly used as either the base currency (the asset being bought/sold) or the quote currency (the asset used to price the base). Examples include:

BTC/USDT: BTC priced in Tether (USDT), a stablecoin pegged to the USD (e.g., 1 BTC = $93,229.25, based on April 24, 2025, X posts).

ETH/BTC: Ethereum (ETH) priced in BTC (e.g., 1 ETH = 0.03 BTC).

$TRUMP/BTC: The $TRUMP memecoin priced in BTC (e.g., 1 $TRUMP = 0.0005 BTC, hypothetical).