Searches that aren't possible with regular CTRL + F.

Refer back to sections in long papers, documents, and articles by using natural language instead of having to remember exact keywords.

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Search PDFs with AI.

Save time comprehending these long forms of content. Get started today.

Research faster with Personalized AI assistance.

Locus AI assistance will use LLMs to help you synthesize information and create outputs that further your research.
‍
Summarize entire pages or portions to save time and quickly get the TLDR.

Brainstorm additional research topics to facilitate new ideas and other documents to read.

Study with note cards created to help you retain key information.

Memorize answers with Locus.

Use Locus Favorites to save information and easily refer back to different documents and highlighted search answers.

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What our users think

Analyst

I read the news every morning before work and I need to do so fast. locus has helped me figure out what parts of each article I should spend my time on.

Research Assistant

Reading through dense papers every week for my lab has become more manageable with locus.

Student

My class' physics textbook is online so this tool makes it easy to refer back to sections I just read without needing to sift through all the CTRL+F matches.

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Get Started With Locus

Annually
Monthly

Free

Smart Search and AI

$0

Forever!

Add to Browser

OR

Sign-up for Free to Unlock Additional Functionality

Free Sign Up

3 Documents Daily

Smart Search

AI Helpers

Web Pages & PDFs

Save Favorites

Professional

Smart Search and AI
No limits

$7.5

/month, billed annually ($90)

30 days free

All Free Features

Advanced AI Models

OpenAI Integration

Faster Processing

Personalized AI

Free

Get started with Al powered smart searches right away.

$0

Forever!

Add to Browser

Or, Sign-up for Free to Unlock Additional Functionality

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Natural Language Search

Web Pages

PDF Documents

Daily Refresh of Index

Search History

Save Favorites

Al Based Summarization

* Daily limits on documents and AI actions

Professional

All features, and remove limit on number of searches, documents or actions

$9

/month

14 days free

All Free Features +

No Document Limits

Newest AI models included

Choose your AI role

Unlimited tokens with OpenAI integration*

Faster Processing Engine

Currently available include:
OpenAI GPT 4o, 4o mini and 3.5 Anthropic Claude 3 Haiku
Google Gemini 1.5 Flash

We update the AI models within a few days of a new release.

* Bring your own GPT API key for unlimited use of OpenAI 4o