Exchanging currency for items or services is such an old time tradition and yet there are so many ways it can be done. I’ve just taken a stroll through the payment systems neighborhood and I’ve felt inspiration from the innovators FaceCash & Dwolla, pride in my home state operator PowerPay, and murky suspicion toward JunglePay.
CoinMarketCap has launched a professional version of its cryptocurrency market data API. The company's original public API is included as the free tier of the Professional API. The API includes endpoint categories across a spectrum of market data including exchange, currency, and market data.