Youtube Bullet Summary

Youtube Bullet Summary

Free AI-powered bullet summaries with timestamps — right inside YouTube. Supports multiple languages.

Free No account needed Multi-language Works instantly
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Free to Use

Built-in free AI model included. No API key required, no signup, no hidden costs. Install and start summarizing immediately.

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Lightweight

No background processes, no data collection, no ads. Runs only on YouTube pages and stays out of your way everywhere else.

Powerful

Structured bullet summaries with clickable timestamps, multi-model support, real-time streaming, and a fully customizable overlay.

Features

Auto Subtitle Capture

Automatically intercepts YouTube subtitle data — no manual copy-paste needed.

AI Bullet Summary

Sends subtitles to an AI model and returns structured bullet points with key timestamps.

Clickable Timestamps

Every summary point links to the exact moment in the video. Click to jump.

Multi-Language Support

Switch summary language with one click. Supports Chinese, English, Japanese, and more via built-in prompt templates.

Multi-Model Support

Works with OpenAI, Gemini, DeepSeek, and any OpenAI-compatible API endpoint. Add and manage multiple models.

Customizable Overlay

Adjust position, size, opacity, font size, and timestamp display mode. Make it yours.

Streaming Rendering

Summaries appear in real-time as the AI responds, with a smooth typewriter effect.

Custom Prompts

Edit the AI prompt directly in settings. Control summary depth, style, and language output.

Smart Caching

Summaries are cached locally. Revisit a video and get instant results — no re-summarizing needed.

How It Works

1

Install

Add the extension with one click. It's free.

2

Watch

Open any YouTube video with subtitles. A bullet summary generates automatically.

3

Customize

Switch language, adjust the overlay, or add your own OpenAI, Gemini, or DeepSeek API key for faster results.

Your Privacy Matters

Youtube Bullet Summary collects no personal data, uses no analytics, and stores everything locally on your device. Your API keys never leave your browser except to reach the AI provider you choose.

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