Consensus is an AI-powered search engine built specifically for finding, understanding, and analysing peer-reviewed academic research. The platform searches a corpus of over 200 million academic documents, including peer-reviewed journal articles, conference papers, and preprints aggregated from Semantic Scholar, OpenAlex, and Consensus’s own scholarly web crawl. This database covers nearly all high-impact journals and the entirety of PubMed, making it one of the most comprehensive academic search tools available. Instead of manually opening dozens of PDFs, skimming abstracts, and trying to mentally tally up for versus against, Consensus AI lets you type a plain-language question and get back a synthesised, citation-backed answer pulled directly from peer-reviewed research. It is the closest thing to having a research librarian on call 24 hours a day — and unlike a general-purpose AI, every answer it gives is grounded exclusively in real published research.
How to Get Started with Consensus
- Visit
consensus.appand create a free account with your Google or email login — no credit card required. Your free plan gives you approximately 20 AI-powered searches per month, enough to conduct one or two real literature reviews before evaluating whether the quality justifies a paid subscription. - Ask your first research question in natural language — phrase it as a yes-or-no question to activate the Consensus Meter. For example: “Does intermittent fasting improve insulin sensitivity in adults with type 2 diabetes?” or “Is mindfulness-based cognitive therapy effective for preventing depression relapse?” Specific, falsifiable questions produce the most useful Consensus Meter results.
- Read the Consensus Meter result before opening any individual papers — the agreement percentage gives you an immediate orientation to where the evidence stands before you invest time reading individual studies. A 78% agreement score tells you something very different about the state of evidence than a 41% score.
- Click through to the top three papers and read the Study Snapshots — use these to identify which papers use the study designs most relevant to your question (systematic reviews and RCTs carry more evidential weight than observational studies for most clinical questions).
- Upgrade to Premium at $8.99 per month annually if you conduct regular literature searches — the unlimited Pro Analyses and Study Snapshots pay for themselves within the first research session for anyone whose time has measurable professional value.
Consensus vs Competitors
Consensus vs Perplexity AI
Perplexity searches the live general web and synthesises current information with citations. Use it when you need to discover current news, market data, or general knowledge with source attribution. Consensus searches exclusively through 200 million peer-reviewed academic papers use it when your question requires empirical scientific evidence rather than general web content. The tools are complementary rather than competitive: Perplexity finds what is being said about a topic across the internet, Consensus finds what the peer-reviewed scientific literature actually concludes. A complete research workflow for evidence-based professional work typically uses both — Perplexity for current context and landscape, Consensus for scientific grounding.
Consensus vs Semantic Scholar
Semantic Scholar is a free academic paper database by the Allen Institute for AI — it indexes many of the same papers as Consensus and is used by researchers who want raw database access without AI synthesis. Semantic Scholar wins for researchers who want to browse and filter raw paper results with full bibliographic detail and citation graphs. Consensus wins for researchers who need synthesised answers rather than raw paper lists — the Consensus Meter, Pro Analysis, and Study Snapshots transform paper retrieval into answer generation, which is meaningfully different from database search and meaningfully more useful for non-specialist researchers who need the science explained as well as retrieved.
Final Verdict
The Consensus Meter alone justifies the Pro subscription. The free tier is genuinely useful, and the Pro plan at $15/month is reasonably priced for serious researchers. For anyone who regularly works with scientific literature — students, academics, healthcare professionals, consultants, and science journalists — Consensus delivers a productivity improvement that no general-purpose AI tool can replicate at this price point. The subject matter focus on empirical science is both its greatest strength and its honest limitation — if your research needs extend outside peer-reviewed literature, complement Consensus with Perplexity for general web research and NotebookLM for document-specific analysis. Within its domain, nothing available in 2026 makes scientific evidence more accessible, more quickly, at a more reasonable price. Start free at consensus.app.



