Consensus vs Perplexity

Consensus is an AI-powered academic search engine that helps you find answers to research questions directly from peer-reviewed scientific papers — instead of a list of links, you ask a question and Consensus surfaces evidence-based findings from real studies, with citations, so you get what the science actually says. It's built for researchers, students, healthcare professionals and curious minds who want credible, source-backed answers rather than opinions or unsourced AI claims.

You ask a question like "does intermittent fasting improve longevity?" and Consensus searches 200+ million scientific papers, extracts and summarizes relevant findings, and shows a "consensus meter" indicating …

Perplexity is an AI answer engine: ask a question in natural language and get a direct, synthesized answer with numbered citations to the sources it used — combining a chatbot's fluency with a search engine's accountability.

Every answer links to real pages you can verify, which addresses the core trust problem with AI assistants. Focus modes let you restrict searches to academic papers, YouTube, Reddit or the whole web; follow-up questions maintain context; and Pro Search performs deeper multi-step research. Pro subscribers access frontier models (GPT, Claude and others), file analysis, and Spaces for organized research projects. Comet, its browser, and shopping features extend the ecosy…