Who runs this site
LinXiaoTao — Independent developer who built Fuck Claude from public reverse-engineering of Claude Code fingerprinting. This site is a reference tool and educational knowledge base — not affiliated with Anthropic.
What Fuck Claude is
Fuck Claude is an open-source browser tool that estimates whether your environment looks like a "Claude China user" based on public reverse-engineering reports of Claude Code fingerprinting. The companion Anti-Ban Guides knowledge base explains risk mechanisms, environment cleanup, payment safety, and appeal workflows in depth.
Source code
The project is open source under the MIT License: LinXiaoTao/FuckClaude.
Disclaimer
This site is not affiliated with, endorsed by, or an official product of Anthropic. All content is for educational and reference purposes only, based on publicly available reverse-engineering research — not insider or official documentation.