Anthropic says Alibaba illicitly extracted Claude AI model capabilities (opens original article in a new tab)

US AI company Anthropic accused Alibaba of illegally extracting capabilities from its Claude AI model through a large-scale distillation campaign, prompting regulatory actions and concerns about AI security.

• Anthropic accused Alibaba of illicitly extracting Claude AI model capabilities through a 'distillation' effort
• The campaign involved 25,000 fraudulent accounts generating 28.8 million exchanges with Claude between April 22 and June 5, 2026
• Anthropic sent a letter to US Senate Banking Committee members about the attack, while Commerce Department restricted access to its AI models