CO Consensus Freemium Consensus · Research A search engine over research papers, with yes/no-style summaries. Open consensus.app ↗
EL Elicit Freemium Elicit · Research An AI research assistant that tables findings from PDFs. Open elicit.com ↗
EX Exa Freemium Exa · Research A search API and web app that finds pages by meaning, not keywords. Open exa.ai ↗
NO NotebookLM Free Google · Research Ground a notebook on files you add, then ask questions or listen. Open notebooklm.google.com ↗
PE Perplexity Freemium Perplexity · Research Ask a question; get a sourced summary rather than a guess. Open perplexity.ai ↗
SC SciSpace Freemium SciSpace · Research Upload a paper; get plain-language explanations in the margin. Open scispace.com ↗
YO You.com Freemium You.com · Research Search results first, with chat and research modes attached. Open you.com ↗
