CoinMarketCap (CMC) is a leading crypto market-data aggregator: live prices, market caps, volumes, rankings, historical OHLCV, DEX/market-pairs, calendars (events/ICOs/airdrops), plus widgets and a popular Portfolio & Watchlist. A full Pro API (including a dedicated DEX API) powers apps, dashboards, and research workflows. CMC was acquired by Binance in April 2020.
Quick Facts
- Founded: 2013 • Ownership: acquired by Binance (announced Apr 2, 2020).
- What CMC tracks: cryptoassets, exchanges (spot/derivatives/DEX), market pairs, and global metrics (total market cap, BTC dominance, etc.).
- Methodology: coins are ranked by circulating market cap (price × circulating supply) with detailed listing/methodology docs.
- APIs: Standard API for market data + DEX API; free and paid tiers.
Key Features
- Live & historical data: real-time prices/market caps and OHLCV history (per-asset, per-pair).
- Rankings & dashboards: coins/tokens, exchanges (spot/derivs/DEX), categories, and global charts.
- Calendars & discovery: Airdrops, Events, and ICO calendars to track launches and conferences.
- Portfolio & Watchlist: track P/L across assets and set price alerts; sync web + mobile.
- Proof-of-Reserves labels: exchange pages can show PoR dashboards when available (not an audit; see notes).
- Embeddable widgets: coin tickers, marquees, and blocks for websites.
How Market Cap/Ranking Works (at a glance)
- Price comes from eligible market pairs across tracked exchanges.
- Circulating supply reflects public float; Rank is by Circulating Market Cap (price × circulating supply). Details and listing criteria are in CMC’s methodology/support docs.
