tech
Secret Claude tracker shocks users after Anthropic’s anti-surveillance stance
Anthropic accused of spying on users; engineer says “experiment” is over.

TL;DR
- Anthropic secretly used a tracker in its Claude Code tool to monitor users in China, a practice exposed by a security researcher.
- The tracker aimed to prevent account abuse from unauthorized resellers and protect against distillation attacks, according to an Anthropic engineer.
- Privacy advocates expressed concern that Anthropic is willing to surveil users, despite its previous stance against government surveillance.
- The incident highlights broader concerns about Chinese firms copying US AI models and the measures US companies are taking to protect their intellectual property.
- Alibaba has banned its employees from using Claude Code in response to the discovered tracker, citing security risks.
- The debate involves balancing intellectual property protection with the availability of cheaper AI solutions and the potential impact on US competitiveness.
- The researcher who found the tracker criticized Anthropic's secretive approach, suggesting transparent methods for user tracking.