TAR, which builds off-grid power systems for data centers, raised a $120M Series A led by Spark Capital at a ~$1B valuation (Mark Chediak/Bloomberg)

Anthropic intercepted several attempts to weaponize its Claude model for cyberattacks, influence campaigns, surveillance, scams, illicit distillation and possible biological-weapon research, terminating the latter when intent was unverified. The report identifies Chinese firms Moonshot and DeepSeek using thousands of fake accounts and millions of genuine queries to distill Claude’s capabilities. AI researcher Jacob Coxon departed two months before his equity vested, citing safety concerns and calling for global coordination on recursive self-improvement.