Azure Face API is a subscription-based facial recognition service designed for businesses and developers. It enables seamless integration of facial detection and recognition capabilities into applications without requiring machine learning expertise. Key features include face detection, person identification from a large private repository, and emotion recognition, making it suitable for various applications in security and user experience enhancement. Users can detect multiple faces with diverse attributes and group similar faces with ease.

The service operates efficiently on cloud or edge environments and ensures enterprise-grade security for user data and trained models. Azure Face API is compatible with various organization types, including small businesses and enterprises, and it supports English language users. With a starting price of $0.01 per month and a free trial available, it provides an accessible solution for those seeking advanced facial recognition technology.