$BTC

The pair of currencies BTC, or more commonly referred to as the BTC/USD pair (Bitcoin against the US dollar) or BTC/USDT (Bitcoin against Tether), is the epicenter of the cryptocurrency market. It represents the value relationship between Bitcoin, the largest and most well-known cryptocurrency, and a stable fiat currency (such as the dollar) or a stablecoin (such as USDT), which seeks to maintain a 1:1 parity with the dollar.

For traders and investors, this pair is fundamental. Monitoring its price and movements allows for an understanding of the overall health of the crypto asset market and making decisions on when to buy or sell Bitcoin. Fluctuations in the BTC/USD or BTC/USDT pair are a constant barometer of market confidence and demand for the leading cryptocurrency. It is, essentially, the gateway for most transactions and analysis in the world of digital assets.