Bitcoin (BTC)
Overview
Bitcoin (BTC) is the #1 cryptocurrency by market value. It's currently trading at $79,589.00, -1.55% over the last 24 hours. It has a circulating supply of about 20,079,703 BTC, and trades 37% below its all-time high.
All-time high & low
BTC is currently about 37% below its all-time high of $126,080.00 (set 2025-10-06). Context for how far it has moved — not a signal about where it goes next.
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What is Bitcoin?
Bitcoin is the world's first decentralized cryptocurrency, created in 2009 by the pseudonymous Satoshi Nakamoto. It enables peer-to-peer electronic cash transactions without intermediaries like banks or governments, operating on a blockchain secured by Proof of Work mining and the SHA-256 cryptographic algorithm.
Bitcoin profile
Supply
About 20,079,703 BTC are in circulation out of a maximum supply of 21,000,000 — roughly 96% of all BTC that will ever exist.
BTC — frequently asked
What is the BTC price today?
Bitcoin (BTC) is trading around $79,589.00, -1.55% over the past 24 hours. Prices update live on this page.
What is Bitcoin's market cap?
About $1.60T, ranked #1 among all cryptocurrencies.
What is the maximum supply of BTC?
Bitcoin has a maximum supply of 21,000,000 BTC.
How far is BTC below its all-time high?
BTC is about 37% below its all-time high of $126,080.00.
What is Bitcoin?
Bitcoin is the world's first decentralized cryptocurrency, created in 2009 by the pseudonymous Satoshi Nakamoto.
Other coins
New to crypto?
Start with our free beginner guides: what is Bitcoin, how to read a crypto chart, and what market cap means.