字幕 Magic is a free Chrome add-on that utilizes video subtitles to provide AI-powered analysis and summaries. With this tool, you can easily identify the highlights of a video and get a concise summary.

By utilizing subtitles from popular platforms like TVer and NHK+, 字幕 Magic harnesses the power of AI to offer valuable insights. The AI feature can be accessed through the settings menu, where you can choose from three different AI models: ChatGPT, Claude, and リートン. Note that for Claude and リートン, you will need to manually input prompts, while ChatGPT automatically handles prompt submission.

Whether you want to quickly get the gist of a video or find the most interesting parts, 字幕 Magic provides a convenient and efficient solution. Available as a Chrome add-on, it seamlessly integrates into your browsing experience, making it a great tool for subtitle-based analysis and summarization.