
Cryptocurrency Trading Platform.
Bitfinex API is a free Cryptocurrency API that requires apiKey authentication, is served over HTTPS and has unconfirmed CORS support.
What is an API? API is short for Application Programming Interface. An API provides a means for one application to interact with another according to a set of rules. This set of rules can be found in the API documentation and describes how an application can interact with our exchange. What is the…
Details from docs.bitfinex.com.

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.
Live yields on BTC, ETH and stablecoins across DeFi and CeFi, with an A-D risk grade per offer
Real-Time Cryptocurrency derivatives trading platform based in Hong Kong
The Bitfinex API is provided by Bitfinex (docs.bitfinex.com). What is an API? API is short for Application Programming Interface. An API provides a means for one application to interact with another according to a set of rules. This set of rules can be found in the API documentation and describes how an application can interact with our exchange. What is the…
Yes. The Bitfinex 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.
Yes. The Bitfinex API uses apiKey authentication, so you need to register for credentials before making requests.
CORS support for the Bitfinex API is unknown. Test a request from the browser, and fall back to a server-side call if it is blocked.
Yes. The Bitfinex API is served over HTTPS, so it's safe to use in production.