CXR (Chess Express Ratings) is a chess rating and statistical service. We are in the business of providing you with the most complete set of personal performance metrics possible, to help you track and improve your play. Our service is available through CXR-affiliated chess clubs and tournament directors.

Chess Express Ratings has set out to provide today's chess player with more than just a rating. CXR provides many useful statistics so you can know whether you play better in quick games or long ones; how you perform playing the black pieces; how you do with the white pieces; how quickly you are improving.