Perplexity
Research & Knowledge
Answer engine that cites its sources.
FreemiumExplore tool
Search, summarise and reason over sources and papers.
8 tools in Research & Knowledge
Answer engine that cites its sources.
Research notebook grounded in your own documents.
Finds and summarises academic papers.
Search engine for evidence from research papers.
Free scientific literature search with AI summaries.
Read, explain and chat with research papers.
Shows how papers have been cited and challenged.
Ask questions of any PDF document.
Free listing, verified with a small badge on your site.