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.

Ban lands three weeks after Anthropic accused Alibaba's Qwen lab of running the largest known distillation attack on Claude.

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.