Elicit.com, Consensus, and Undermind.ai are among the new leading comprehensive cross-disciplinary "AI-powered academic search engines" today. Yet, these tools, alongside many others, have depended heavily on open scholarly metadata—especially Open Abstracts and full text—typically sourced from aggregators like Semantic Scholar Academic Graph/Semantic Scholar Open Research Corpus, OpenAlex, and to a lesser extent Lens.org and CORE.
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Aaron Tay (2025) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: