NASDAQ Data-On-Demand provides historical stock quote data. NASDAQ Data-On-Demand enables users to choose specific symbols and trading time periods for quick and efficient analysis. The data can be used to integrate stock quote data into a developer's application, analyze trends in stock quote data, back test trading strategies and algorithms and build a stock quote book.
An API is provided to pull the data using RESTful . The API includes calls that let users select historical stock data from the exact trading dates and times, download stock data after the markets close for pre-market analysis and request bulk data downloads. Responses are formatted in JSON or XML.
If the number of APIs available in the Financial category of ProgrammableWeb is any indication, the FinTech industry has jumped all the way into the API Economy. There is a variety of subcategories, but the Financial category contains definitive API favorites from our members. Here are the top 13.
Recent tech advancements for stock trading are changing the game for brokerages. APIs that analyze sentiment or predict prices based on historical data can up the ante for stock trading apps. We've sifted through hundreds of API entries in our Stocks category to bring readers these highlights.
Along with the growth of APIs in general has come the emergence of the API as a product. Many times a new startup is entirely an API. When the entire company is an API, you'd better choose the right API business model. When the API is the product, or the whole business, many times this means charging developers to use your API. It turns out, it's not just about how much you charge them, but how. This post will look at the many different ways that API-as-product companies are getting developers to pay for access.