Skip to content
Bitfinex logovsKraken logo

Bitfinex API vs Kraken API

Two free Cryptocurrency APIs compared on access, reliability and developer ratings, using data from our daily health checks.

The verdict

  • On access and reliability they're level, so pick by the data you need:
  • Bitfinex API: Cryptocurrency Trading Platform. A free cryptocurrency API by Bitfinex.
  • Kraken API: Cryptocurrencies Exchange. A free cryptocurrency API by kraken.com.

Side by side

Bitfinex APIKraken API
What it doesCryptocurrency Trading Platform. A free cryptocurrency API by Bitfinex.Cryptocurrencies Exchange. A free cryptocurrency API by kraken.com.
ProviderBitfinexkraken.com
API keyRequiredRequired
HTTPSYesYes
CORS (browser calls)UnknownUnknown
Status todayOnline · 1591 msLast check failed
Uptime (30 days)UpDown
Developer ratingNot rated yetNot rated yet
PriceFree / free tierFree / free tier
Bitfinex docs ↗Kraken docs ↗

About each API

Bitfinex logoBitfinex API

Cryptocurrency Trading Platform. A free cryptocurrency API by Bitfinex.

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…

Strengths

  • HTTPS

Ratings, reviews and FAQ →

How to choose between them

  • Prototyping or a tutorial? Pick the one that needs no API key (neither does, so compare their free tiers).
  • Calling from a web page? You need CORS. Otherwise route requests through your own server or a serverless function.
  • Going to production? Favour HTTPS, a strong uptime record and a provider with clear rate limits and terms. Check each API's docs before you commit.
  • Still unsure? Both are free to try: send one request to each and compare the data you get back.

Bitfinex vs Kraken FAQ

Do Bitfinex API and Kraken API need an API key?

Both require authentication (apiKey and apiKey).

More comparisons

Bitfinex API alternatives · Kraken API alternatives · best Cryptocurrency APIs