OpenAI, Google, Perplexity, and xAi offer deep research modes that surf the web for you. I put them to the test with the same topic; here's how they fared and how to try it yourself. Lance is an ...

Besides being better than Google for search, Perplexity, the artificial intelligence (AI) company, wants to be an expert on any subject with its new Deep Research feature. This cutting-edge tool, ...

Anthropic's Claude AI has a couple of new features that aim to expand its power and reach. In a news release published Tuesday, Anthropic announced the beta launches of a new research tool and an ...