Anthropic accused of spying on users; engineer says “experiment” is over.

Anthropic blocks millions of Claude exchanges and thousands of fake accounts linked to Chinese tech firms in a major crackdown on AI model extraction.

Alibaba listed Anthropic's Claude Code as high-risk software after researchers found steganographic markers that flagged Chinese users by timezone and proxy.

Anthropic accused of spying on users; engineer says “experiment” is over.

Anthropic accused of spying on users; engineer says “experiment” is over.

Anthropic embedded covert steganographic tracking in Claude Code to catch Chinese firms allegedly stealing its AI model through industrial-scale

Anthropic secretly tracked Chinese users in Claude Code for three months using steganographic markers. A researcher exposed the code, prompting immediate

Anthropic's hidden Claude Code tracker has raised new questions about prompt steganography and developer trust.