Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.
#1Consensus records 6,014,388 monthly visits with -1.2% month-over-month growth and Freemium pricing. Locus records 615 monthly visits with -85.1% growth and Freemium, Free Trial pricing.

Ctrl+F, reimagined with AI for web pages and PDFs
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | consensus.app | locusextension.com |
| Pricing Model | Freemium | Freemium, Free Trial |
| Monthly Visits | 6.01M (6,014,388) | 615 (615) |
| MoM Traffic Delta |
| -71.39K (-1.2%) |
| -3.51K (-85.1%) |
| Primary Market & Share | 🇺🇸 United States (12.8%) | 🇺🇸 United States (100%) |
|---|
| Direct Visits / mo | 2.92M | 239 |
|---|
| User Rating | 4.7 | 4.1 |
|---|
| Supported Platforms | Website | Website |
|---|

AI academic search engine for peer-reviewed science
Ask a research question in plain language and get answers synthesized from peer-reviewed studies, with each claim linked to its source paper.
A visual summary shows how the scientific literature leans on a yes/no question, indicating agreement, disagreement or mixed evidence.
Narrow results by study design, sample size, journal quality, publication year and more to prioritize high-quality evidence.
Aggregate findings across many studies into structured summaries that map what is known and where the gaps are.

Ctrl+F, reimagined with AI for web pages and PDFs
Use everyday language to find the exact section you need on any web page or PDF, catching matches that exact keyword search cannot.
Summarize entire pages or selected portions to save time and get the key takeaway quickly.
Locus AI helpers brainstorm research topics, suggest further reading, and generate note cards to help you retain information.
Choose from current models including OpenAI GPT-4o-family options, Anthropic Claude, and Google Gemini, with new releases added within days.
Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.
#1
Free / Open-sourceCompletely free access to a massive scholarly index, but offers less automated natural-language evidence synthesis than Consensus.


SpecialistA paid, ad-free search engine that answers to its users
#3
All-in-one AI assistant across web, browser, desktop and mobile

AI research platform for reading, understanding and writing scientific papers
AI sidebar and browser agent for reading, writing and research
Performs advanced systematic review data extraction and evidence synthesis, but has a more complex interface than Consensus.
SpecialistThe AI workspace where researchers read, write, and cite with every claim traceable to its source

One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
SpecialistAI-assisted systematic review software for screening, extraction, and evidence synthesis at scale
Chat with any PDF, video, or website and get cited answers in seconds
Highlight the web, learn in public, and build your AI clone
Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.
Free / Open-sourceCompletely free access to a massive scholarly index, but offers less automated natural-language evidence synthesis than Consensus.
SpecialistA paid, ad-free search engine that answers to its users
All-in-one AI assistant across web, browser, desktop and mobile
AI research platform for reading, understanding and writing scientific papers
AI sidebar and browser agent for reading, writing and research
Performs advanced systematic review data extraction and evidence synthesis, but has a more complex interface than Consensus.
SpecialistThe AI workspace where researchers read, write, and cite with every claim traceable to its source
One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
SpecialistAI-assisted systematic review software for screening, extraction, and evidence synthesis at scale
Highlight the web, learn in public, and build your AI clone