The best AI research and analysis tools, reviewed and compared

Answers questions with cited sources instead of a plain list of links.

Best for: general research questions you need sourced, not just answered.

Answers grounded only in documents you upload, nothing else.

Best for: staying strictly grounded in your own source material.

Finds and summarizes findings across academic papers.

Best for: literature reviews across many academic papers at once.

Surfaces what the scientific consensus actually says on a specific claim.

Best for: quickly checking the state of scientific agreement on a topic.

Analyzes a spreadsheet or dataset through plain-language questions, returns charts.

Best for: exploring a dataset without writing analysis code yourself.

Combines web search with access to multiple AI models in one interface.

Best for: comparing answers across more than one underlying model.