Elicit
AI Research & Knowledge
Free Plan Available
AI research assistant for searching papers, extracting data and running systematic reviews with sentence-level citations.
Best for: Researchers and analysts doing literature and systematic reviews
Consensus
AI Research & Knowledge
Free Plan Available
AI academic search engine that finds and summarizes peer-reviewed research with citations and literature-review reports.
Last reviewed 11/1/2026
Overview
Consensus searches a large index of scientific papers and summarizes the findings, helping users see what the research says on a question. Its Deep Search mode runs a multi-step literature review and returns a cited report, making it useful for students, academics, clinicians and R&D teams.
Best For
Students, clinicians and researchers checking what studies say
Key Features
- Search across 200M+ scientific papers
- Deep Search agent producing cited literature-review reports
- Pro Analysis with claims tables and research-gap views
- Filters for study design, sample size, date, country and preprints
- Ask Paper and Research Hub for chatting with uploaded PDFs
- Export to reference managers in CSV or RIS
Pricing
Not verified – see official pricing Official pricing
Free plan: Available
Pros & Cons
Pros
- Free tier with unlimited searches
- Results tied to peer-reviewed sources
- API available for developers and R&D teams
Cons
- Free tier limits advanced analyses and Deep Searches
- Current plan prices could not be confirmed on an official page
- Focused on academic literature rather than general web content
Alternatives
Perplexity
AI Research & Knowledge
Free Plan Available
An AI answer engine that searches the web and cites its sources.
Best for: Web research and answers with cited sources
