DeepSRT is a Chrome extension designed to enhance the YouTube viewing experience. It uses intelligent technology to provide users with fast multilingual video summaries and real-time AI bilingual subtitles, supporting multiple languages such as English, Spanish, French, Japanese, Chinese, Korean, and Thai. This tool aims to help users quickly understand video content while supporting language learning and improving the viewing experience. Its main advantages include efficient content understanding, multilingual support, and optimization for low-performance devices. The product is currently under active development, and future exploration of open-source options is possible.