Anthropic's Claude adds Research, capable of searching the web and internal documents to give comprehensive answers, in beta for Max, Team, Enterprise plans (Ben Sherry/Inc)
https://www.inc.com/ben-sherry/anthropics-claude-ai-is-coming-to-your-google-account-to-help-you-get-stuff-done/91176455
http://www.techmeme.com/250415/p27#a250415p27