Perplexity
Search the web and get cited answers for research and everyday questions.
Free tierResearch & SearchText generationWebApp
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SciSpace
Read, explain, and discover research papers with AI assistance.
Free tierResearch & SearchText generationWeb
NotebookLM
Ground answers in your own sources with Google's AI research notebook.
Free tierResearch & SearchText generationWebApp
Consensus
Search scientific research and understand findings with AI.
Free tierResearch & SearchText generationWeb
Elicit
Find, summarize, and organize academic evidence with AI.
Free tierResearch & SearchText generationWeb