Magpie - YouTube Summarizer
Magpie is an open-source Chrome extension that leverages AI to generate instant summaries of YouTube videos with customizable prompts and chat capabilities.
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Product Information
Updated:Feb 9, 2026
What is Magpie - YouTube Summarizer
Magpie is a transparent and privacy-focused YouTube video summarizer that allows users to get AI-powered summaries of any YouTube video content. As an open-source Chrome extension, it works by connecting to OpenRouter's API gateway to access hundreds of AI models, while giving users full control over their data and costs by bringing their own API keys. The extension operates with zero tracking and follows the MIT license, making it fully transparent and customizable.
Key Features of Magpie - YouTube Summarizer
Magpie is an open-source Chrome extension that provides AI-powered YouTube video summarization capabilities. It allows users to generate instant summaries of any YouTube video using various AI models through OpenRouter integration. The tool offers customizable prompts, interactive chat features, and operates with complete transparency while giving users full control over their API keys and data.
Open Source & Transparent: Fully open-source under MIT license, allowing users to inspect, contribute to, or fork the code
Custom API Integration: Works with OpenRouter API, giving access to 500+ AI models from 60+ providers including OpenAI, Anthropic, Google, and Meta
Customizable Prompts: Users can create custom prompts for different summary formats like bullet points, detailed analysis, or study notes
Interactive Video Chat: Enables users to ask follow-up questions about video content and engage in conversation about the material
Use Cases of Magpie - YouTube Summarizer
Academic Research: Quickly digest long lectures and educational content by generating comprehensive summaries
Content Analysis: Help content creators and marketers analyze long-form video content and extract key insights
Professional Learning: Efficiently process business presentations, conferences, and training videos by getting quick summaries
News & Information Processing: Quickly understand the main points of news videos and long-form interviews
Pros
Complete transparency with open-source code
No tracking or data collection
Flexible model selection through OpenRouter
Free to use with optional free AI models
Cons
Requires OpenRouter API key setup
API usage costs for premium models
Limited to Chrome browser as an extension
How to Use Magpie - YouTube Summarizer
Install Magpie Extension: Add the Magpie extension from the Chrome Web Store to your browser with one click
Get OpenRouter API Key: Sign up at openrouter.ai and generate a free API key from your account settings. No payment method required to start
Configure API Key: Add your OpenRouter API key to the Magpie extension settings to enable access to AI models
Open YouTube Video: Navigate to any YouTube video you want to summarize
Click Extension Icon: Click the Magpie icon in your browser toolbar when watching a YouTube video
Generate Summary: The extension will generate an AI summary of the video content using your selected OpenRouter model
Optional: Chat with Video: You can ask follow-up questions about the video content using the chat feature
Optional: Customize Prompts: Create custom prompts for different summary formats like bullet points, detailed analysis, or study notes
Magpie - YouTube Summarizer FAQs
Magpie is an open-source Chrome extension that uses AI to summarize YouTube videos. It works with OpenRouter models and allows users to get instant summaries without requiring accounts or tracking.
Magpie - YouTube Summarizer Video
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