Brilliant

«Brilliant.org» is an American for-profit company and associated community that features problems and courses in mathematics, physics, quantitative finance, and computer science, while being operated via a freemium business model.

Brilliant was founded in 2012. In March 2013, at the Launch Festival, CEO and co-founder Sue Khim presented the idea of Brilliant, catching the eye of venture capitalist Chamath Palihapitiya. Following, in may Khim further outlined the vision for Brilliant at TEDx. As in august, TechCrunch reported that Brilliant.org had raised money from Palihapitiya's Social+Capital Partnership as well as from 500 Startups, Kapor Capital, Learn Capital, and Hyde Park Angels, and that the website reached over 100,000 users. As of July 2017, the website has over 4 million registered users, and as of April 2019, the company had reached a valuation of $50 million.

Brilliant provides courses in math, science, CS, and quantitative finance. Brilliant has also been noted in a number of publications for its success in identifying promising young mathematicians and scientists around the world, many of whom would not have been identified or given a chance to develop to their full potential otherwise.

Brilliant's estimated annual revenue is $1.7 million.