Deep Blue Alpha
Real-time Ethereum whale wallet tracking, DEX trades, net flow, and conviction scoring
Open and transparent DeFi data, TVL, coin prices, volumes, and yields.
DefiLlama API is a free Cryptocurrency API that requires no API key, is served over HTTPS and supports CORS, so it can be called from the browser.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
Real-time Ethereum whale wallet tracking, DEX trades, net flow, and conviction scoring
Hyperliquid funding on every dex (HIP-3 incl.), cross-dex spreads, event feed; free trial key
Cryptocurrencies Exchange Rates
Cryptocurrencies Trading platform
Yes. The DefiLlama API is listed in the Cryptocurrency category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
No. The DefiLlama API requires no authentication, so you can start making requests without signing up.
Yes. The DefiLlama API supports CORS, so front-end JavaScript can call it directly.
Yes. The DefiLlama API is served over HTTPS, so it's safe to use in production.