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Description
Summarize YouTube videos, translate captions, and watch with bilingual subtitles using your choice of AI Use your own API key to summarize YouTube videos, read full transcripts, translate subtitles, and support language learning. Main Features 【AI Video Summaries】 Generate structured summaries of video content with one click. You can view the output in real time while it is being generated. 【Full Transcript Viewer】 Read the complete video transcript in the side panel. Click any timestamp to jump directly to the corresponding position in the video. 【Subtitle Translation】 Translate individual subtitle segments or the entire transcript. You can switch between the original text and translation at any time. 【Bilingual Player Subtitles】 Display the original subtitles and translations directly on the YouTube player. Subtitles automatically stay synchronized with video playback and work in normal, theater, and fullscreen modes. 【Learning Mode】 By default, only the original subtitles are shown. Move your mouse over a subtitle to reveal the translation. This is designed for watching foreign-language videos and language learning. 【Choose Your AI Service and Model】 Connect to supported third-party AI services using your own API key. You can select the provider and model from the extension settings. 【Local Cache】 Generated summaries and translations can be stored locally to reduce unnecessary repeated requests and API usage. Privacy and Data Your API key is stored locally on your current device by Chrome. When you request a video summary or subtitle translation, the relevant transcript data is sent directly to the AI provider you selected. It does not pass through or get stored on servers operated by the extension developer. This project is open source. You can review the source code and full privacy information at any time.