The invention relates to a motorcycle taxi pricing and anti-theft system. The system comprises a taximeter, front and rear light boxes connected with the taximeter, a GPS controller connected with thetaximeter, an IC card for data communication with the taximeter, and a communication card for communication between the GPS controller and a remote control system. The taximeter is composed of a micro control unit, a credit card module, an LCD display module, a mileage measurement module and a key module. The output end of the micro control unit of the taximeter is in electrical signal connectionwith the input end of the control circuit of a motorcycle ignition switch through an intermediate relay, and the operation of the ignition switch is controlled through the intermediate relay. The motorcycle taxi pricing and anti-theft system provided by the invention has complete pricing function and anti-theft function, and can be used for most motorcycle rental operations.