ChatTube is a web app and Chrome extension that lets you have live video chat with an AI chatbot. It summarizes video, annotates important moments, translates video text and lets you have a discussion. That makes it good for teachers and students who want to dig into YouTube videos. There are several tiers of service, including a free month to try it out.
Another good option is Mindgrasp, a learning assistant that lets you take notes, summarize material, create flashcards and take quizzes based on material like YouTube videos. It can automatically summarize material and perform AI searches to try to find information you're interested in. It's geared to help you work more efficiently and productively, and that's a big part of what students and teachers need.
If you want a quick video summary and note-taking tool, Video Highlight is a good option. It can generate timestamped summaries and transcripts, and has a chat interface for live Q&A. With features like smart search and export options, it can help you find what you need in a video and analyze it better, which is useful for learning.