Mux is a company focused on enhancing online video infrastructure through advanced performance monitoring and analytics. Initially, it developed Mux Data, a leading tool for performance analytics that is widely used by developers at prominent organizations such as Vimeo, Robinhood, and PBS. Following this, Mux introduced Mux Video, a straightforward API designed for video hosting, encoding, and streaming. This service enables seamless playback of video files and live streams across various devices, incorporating features such as automatic thumbnails and data-driven encoding. Mux emphasizes critical performance metrics relevant to viewer experience, including rebuffering, startup time, and video quality. Its user-friendly dashboard provides insights that help users identify issues and implement improvements, supported by features like A/B testing and detailed analytics for each video view.