The Microsoft Cognitive Services Face API offers cloud based human face recognition. Its main functionalities include face verification, similar face searching, automatic face grouping, and person identification. Currently, a free plan that limits calls to 30,000 transactions per month is available, and a paid option is available as well. The Face API uses JSON format for data exchange, and API Keys for authentication.
A whopping Thirty Two APIs have been added to the ProgrammableWeb directory in the last few days in categories including Machine Learning, Sentiment, Payments, and Sports, among others. Highlights include APIs from Microsoft, IBM Watson, Square, and W3C. Here's a rundown of the latest additions.