Based on my past ‘bad technology’ with Krakens API using CCXT, I will be replacing Krkaen for USD fiat currency with recently launched Binance US.
You can learn how I use CCXT for Python using this
I am using the stats from Alexa for potential volume/liduidity. I also find Krkaen to sensitive when you ‘do something wrong by mistake. They then remove your access to your account. I have not had any access problems with Binance so I prefer their user interface and API technology. I lost trust with Kraken. It just seems you cannot rely on Kraken anymore.
Binance US Alexa ranking but recently launched a few months ago
Kraken statsFACEBOOK ACCOUNT and TWITTER. Don't worry as I don't post stupid cat videos or what I eat!