One company using Animetrics’ FaceR API is Kairos, a new API provider offering facial recognition core capabilities as well as innovative applications such as workplace time tracking.

IDrive Face, as the service is called, includes the standard tools for detecting and analyzing multiple faces within a still image that are at the core of every face detection API.

Panasonic Corporation announced that starting November 25, 2019, the company will begin offering an application programming interface for its facial recognition technology to the market in Japan ...

An on-premise and server based facial recognition API system, supporting various operating systems (Windows, Red Hat, CentOS) and accessible through any web browser, FaceMe® Platform 5.4 further ...

Face++ isn’t the only open tool available for facial recognition. Lambda Labs has a general face recognition API, as well as one tailored to Google Glass specifically.

Lambda Labs released its open-source Face API last year, and it's apparently being used by 1,000 developers including large companies. The Glass app would be based on that.

Today, Orbeus sees over 3 million API calls for its freemium product, which is priced affordably in order to encourage sign-ups, with 40,000 free API calls (500 per day) available for free.