This document summarizes CopyAlert, a web content monitoring and plagiarism detection service. CopyAlert uses the Bing API to analyze URLs and check for plagiarized content. It can monitor websites in real-time, send email alerts when changes are detected, and supports Thai and English languages. The service is available online with free, standard, and professional pricing plans ranging from free to $49 per month. It has strengths in search engine integration and opportunities for additional language support.