Research & Search
AI search engines, literature review and academic research tools. 20 tools listed. See also the guide to the best Research & Search tools.
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alphaXiv
Discussion and reading layer for arXiv papers.
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Brave Search API
Web search API from Brave, with AI grounding options.
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ChatPDF
Chat with PDF documents and get answers from their content.
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Connected Papers
Visual graph tool for exploring academic papers related to a topic.
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Consensus
AI academic search engine for peer-reviewed literature.
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Elicit
AI research assistant for synthesizing evidence from scientific papers.
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Exa
Search engine and API built for AI applications.
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Genspark
AI search and agent workspace that compiles answers and pages.
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Humata
Ask questions of your documents and get answers with citations.
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Iris.ai
Research workflow platform for literature discovery and document analysis.
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Jenni AI
AI writing and citation assistant for academic work.
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Kagi
Subscription search engine that is ad-free and offers AI assistants.
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Litmaps
Literature mapping and monitoring tool for researchers.
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Perplexity
AI answer engine that searches the web and cites its sources.
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ResearchRabbit
Tool for discovering and mapping academic literature.
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SciSpace
AI research assistant for finding, reading and summarizing academic papers.
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Scite
Searches 300M+ scholarly articles and shows how each is cited.
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Semantic Scholar
Free AI-powered search engine for scientific literature.
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Tavily
Search API designed for AI agents and retrieval-augmented generation.
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Undermind
Deep-search engine for finding academic papers.