BLUF

Freemium

A browser extension for summaries and explanations of web pages.

BLUF is an AI-powered browser extension designed to provide the bottom line up front by summarizing and explaining web pages, PDFs, and YouTube videos. The tool features a chat interface for asking specific questions about active content and offers tiered plans based on prompt volume and word count limits. It serves researchers, students, and professionals who need to extract essential information from dense digital materials efficiently (verified: 2026-01-29).

Jan 29, 2026
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Pricing: Freemium
Last verified: Jan 29, 2026
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Key facts

Pricing

Freemium

Use cases

Researchers needing to extract key information from long PDF documents and web pages quickly (verified: 2026-01-29), Video viewers seeking concise summaries and explanations of YouTube video content without watching the full length (verified: 2026-01-29), Students and professionals requiring an AI assistant to answer specific questions about the text on their current browser tab (verified: 2026-01-29)

Strengths

The extension provides cross-platform support for both Chrome and Firefox browsers to summarize and explain digital content (verified: 2026-01-29), Users can process multiple content types including standard websites, uploaded PDF files, and YouTube videos within a single interface (verified: 2026-01-29), The tool offers a tiered usage structure including a free option for users who require up to twenty-five prompts monthly (verified: 2026-01-29)

Limitations

Free tier users are restricted to a maximum of twenty thousand words per page and twenty-five total prompts per month (verified: 2026-01-29), The software is currently limited to Chrome and Firefox browsers with no support for other platforms at this time (verified: 2026-01-29)

Last verified

Jan 29, 2026

Strengths

  • The extension provides cross-platform support for both Chrome and Firefox browsers to summarize and explain digital content (verified: 2026-01-29)
  • Users can process multiple content types including standard websites, uploaded PDF files, and YouTube videos within a single interface (verified: 2026-01-29)
  • The tool offers a tiered usage structure including a free option for users who require up to twenty-five prompts monthly (verified: 2026-01-29)

Limitations

  • Free tier users are restricted to a maximum of twenty thousand words per page and twenty-five total prompts per month (verified: 2026-01-29)
  • The software is currently limited to Chrome and Firefox browsers with no support for other platforms at this time (verified: 2026-01-29)

FAQ

Which web browsers are currently compatible with the BLUF AI browser extension?

BLUF is currently available for installation on Chrome and Firefox. While the developers have stated that support for other browsers is planned for future release, users on alternative platforms cannot access the tool presently (verified: 2026-01-29).

How does the system define and count a prompt within the monthly usage limits?

A prompt is defined as any message sent to the assistant, including text-based questions or specific requests to summarize and explain content. Users can include multiple questions within a single message to manage their prompt count (verified: 2026-01-29).

What are the specific word count limitations for different subscription tiers?

The word count limit per page varies by plan, starting at twenty thousand words for free users, fifty thousand for standard users, and two hundred thousand for professional subscribers (verified: 2026-01-29).