Lambda is a 12-year-old San Francisco company best known for offering graphics processing units (GPUs) on demand as a service to machine learning researchers and AI model builders and trainers ...

In addition, while the Lambda API now does facial detection, facial recognition and gender detection, it’s working to develop an API that would also work on video.

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.