AI sidebar and browser agent for reading, writing and research
AI sidebar and browser agent for reading, writing and research
BLUF records 3,952 monthly visits with -25.3% month-over-month growth and Freemium pricing. SpecsPlain records 0 monthly visits with — growth and Free pricing.

Turn TC39 spec algorithms into plain-English explanations
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | bluf.ai | chrome.google.com |
| Pricing Model | Freemium | Free |
| Monthly Visits | 3.95K (3,952) | 0 (0) |
| MoM Traffic Delta | -1.34K (-25.3%) | 0 (—) |
| Primary Market & Share | 🇺🇸 United States (71%) | 🌐 Global (—) |
| Direct Visits / mo | 1.56K | 0 |
| User Rating | 4.1 | 1.8 |
| Supported Platforms | Website | Browser Extension |

Bottom Line Up Front for every page, PDF and video you read
Extract the main points of any web page, PDF or YouTube video without reading or watching the whole thing.
Turn dense technical, academic or legal content into a simple explanation that is easy to digest.
Ask the assistant about specific points in the content to pull out exactly the detail you need.
Handles websites, PDF documents, YouTube videos and local files from a single interface.

Turn TC39 spec algorithms into plain-English explanations
Adds an Explain control to the specification document so you can request an explanation without switching tabs or tools.
Uses Google's PaLM AI to convert formal spec algorithms into readable, step-by-step descriptions.
Tuned for the ECMAScript specification, turning dense algorithmic text into something a developer can follow quickly.
Generates an explanation of what each step in an algorithm does, rather than restating the formal notation.
AI sidebar and browser agent for reading, writing and research
AI sidebar and browser agent for reading, writing and research

One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
One-click AI assistant for browsing, writing and research
One-click AI assistant for browsing, writing and research
Chat with any PDF, video, or website and get cited answers in seconds
Highlight the web, learn in public, and build your AI clone
Highlight the web, learn in public, and build your AI clone
One browser agent that combines every major AI model with web automation

Free / Open-sourceSummarize YouTube, Google, and any page with AI — free in your browser
Free / Open-sourceSummarize YouTube, Google, and any page with AI — free in your browser
Summarize, bookmark and write with AI right in your browser
Summarize, bookmark and write with AI right in your browser
Highlight dense research text and get plain-language explanations instantly
Highlight dense research text and get plain-language explanations instantly

Turn long articles, videos and PDFs into structured summaries you can actually search.
Turn long articles, videos and PDFs into structured summaries you can actually search.
Your GPT-powered sidekick for every page, PDF and video
Your GPT-powered sidekick for every page, PDF and video

One free Chrome extension that summarizes websites, YouTube videos and PDFs in a single click
One free Chrome extension that summarizes websites, YouTube videos and PDFs in a single click