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AI search engine over roughly 200 million peer-reviewed papers that summarizes what the evidence says on a research question and shows a visual consensus meter. Free tier with limited AI credits plus a paid plan.
DetailsAI research assistant built on the Semantic Scholar database for finding, screening and extracting data from academic papers, aimed at literature reviews. Free tier plus paid plans for higher volume.
DetailsGoogle's source-grounded research and note-taking tool that answers questions and generates audio summaries strictly from documents you upload, which limits (but does not eliminate) the risk of invented facts. Free for any Google account; a paid tier is bundled into Google AI subscriptions.
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