Question: Is there a tool that can automatically summarize long videos or documents for me?

Summarize.ing is an AI-based information retrieval system that generates immediate, accurate summaries of YouTube videos. It includes full summaries, detailed highlights, mind maps and segmented summaries, so it's good for anyone who needs to assimilate a lot of YouTube information. The service is free for ordinary use, with premium options coming later for heavy usage.

Another good option is Summify, which transcribes and summarizes video, audio notes, YouTube videos and podcasts. It breaks down transcriptions into paragraphs that are contextually relevant and works in multiple languages. Summify has a range of pricing options, from basic summaries to full, AI-generated transcripts.

For YouTube video summarization specifically, YTSummary offers short and detailed summaries, with options like mind maps, segment mode and multilanguage support. It's good for educational materials, conference recordings and product reviews, and offers both free and paid options.

Last, TubeOnAI uses GPT-4o-powered AI to summarize YouTube videos, podcasts, documents and more. It can also generate engaging content, summarize articles and translate summaries into multiple languages. TubeOnAI offers a free plan and paid tiers for more features, so it's a good option for professionals and students.