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• Filter YouTube Videos by Transcript Availability: Search YouTube Videos with Transcripts
• Q&A Functionality: Ask questions about video content and receive AI-generated answers
• User-Friendly Interface: Clean, responsive design with intuitive controls
• Download & copy Summaries: Easily download or copy generated summaries for offline reference
• OpenRouter API integration for multi-model support
• LangChain for advanced AI workflows
• React 19 - UI library with modern hooks
• TypeScript - Type-safe JavaScript
• Tailwind CSS 4 - Utility-first CSS framework
• OpenRouter API - Multi-model AI platform
Case Study · AI
Lauren's YouTube Video Summarizer & Q&A - Next.js 16, React 19, TypeScript, OpenRouter API, LangChain, Tailwind CSS 4
An AI-powered web application that summarizes YouTube videos and enables Q&A about video content using advanced language models.
AllAI
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Project Overview
An AI-powered web application that allows users to summarize YouTube videos and ask questions about their content using advanced language models. This tool helps users quickly understand video content without watching the entire video.
🚀 Features
Explore the powerful capabilities of this application.
📹 Video Processing
• Video Summarization: Generate concise summaries of YouTube videos in English or Chinese• Filter YouTube Videos by Transcript Availability: Search YouTube Videos with Transcripts
• Q&A Functionality: Ask questions about video content and receive AI-generated answers
🌐 Language & Interface
• Language Support: Choose between English and Chinese for summaries and responses• User-Friendly Interface: Clean, responsive design with intuitive controls
• Download & copy Summaries: Easily download or copy generated summaries for offline reference
🤖 AI Capabilities
• Model Selection: Choose from multiple AI LLMs to enhance summarization and Q&A capabilities• OpenRouter API integration for multi-model support
• LangChain for advanced AI workflows
🛠️ Tech Stack
• Next.js 16 - React framework for production• React 19 - UI library with modern hooks
• TypeScript - Type-safe JavaScript
• Tailwind CSS 4 - Utility-first CSS framework
• OpenRouter API - Multi-model AI platform
Technologies & Tools
Next.js 16React 19TypeScriptOpenRouter APILangChainTailwind CSS 4