Alibaba Group in focus Thursday after Anthropic accused the company of a large-scale campaign to extract capabilities from Claude AI models.

Alibaba (NYSE: BABA) stock dips over 1% as geopolitical tensions overshadow Chairman Joe Tsai’s massive "all-in" $50 trillion artificial intelligence growth plan.

Anthropic told US senators that Alibaba's Qwen lab used 25,000 fake accounts to run nearly 29 million exchanges with Claude between April and June.