Which sites block AI agents?

Name: Company policies on consumer AI agents
License: https://creativecommons.org/licenses/by-nc/4.0/

What each company's site says to the AI agents people send to shop, book and bank for them.

2 companies

Country	Company	Verdict	By agent	Last checked	Actions
	Baidubaidu.com, Search	BlockedCovers all 5 agents	Blocked: ChatGPT, Claude, Perplexity, Gemini, Meta AI	24h ago	Submit correction
	Yahooyahoo.com +1, Search	BlockedCovers 1 of 5 agents	Blocked: ChatGPT	17h ago	Submit correction

An agent that is not listed has no data, which does not mean it is allowed. Italic names are agents whose vendors say they may ignore robots.txt, so those rules show the site's preference rather than enforcement.