[Anthropic Updates Supported Region Policy, Banning Users in Mainland China and Hong Kong] On November 11th, Anthropic's official website announced a new "Supported Region Policy" that will take effect on November 12th. Claude.ai, Claude Code, Cowork, API, and Claude models provided through the cloud platform and authorized resellers are all subject to regional restrictions. The new policy stipulates that individuals located in unsupported regions are prohibited from using the services. Enterprises registered or headquartered in unsupported regions, as well as enterprises directly or indirectly majority-owned or controlled by individuals or entities in unsupported regions, are also ineligible for use, even if their personnel are located in supported regions. Currently, Mainland China and Hong Kong are not included in the list of supported regions.