China AI Arbitrage

What does your environment reveal?

A neutral, read-only look at the fingerprints your browser exposes right now. No score, no verdict — just transparency.

100% local scanResults never uploaded
System timezoneReady to scan
Browser languageReady to scan
Installed Chinese fontsReady to scan
Chinese vendor fontsReady to scan
Chinese browser / WebViewReady to scan
Chinese-brand deviceReady to scan
Intl localeReady to scan
Timezone offsetReady to scan
Emoji rendering styleReady to scan

About these signals

Every website you visit can read these same signals. This tool just shows them to you plainly, so you understand what your environment leaks — from your timezone and language to the fonts and device you are using.

Detection engine based on LinXiaoTao/FuckClaude (MIT)