This SDK is a PHP Client for NATS.io, a cloud native messaging system. The Polygon NATS Streaming API allows you to indirectly stream stock channels that uses a messaging broker called NATS to connect to a NATS cluster. For Polygon.io streams you must use the NATS library for your language. Polygon enables you to stream real-time market data.
Last year, the Executive branch of the US government made huge strides in opening up government controlled data to the developer community. Projects such as the Open Data Policy and the Machine Readable Executive Order have led the US government to develop an API strategy. Today, ProgrammableWeb takes a look at another open government API: the Annual Production Figures of United States Currency API.