The Top AI News Stories Today

Anthropic has disabled live internet access for all its internal evaluations until further notice, citing an inability to reliably control its AI agents. The move follows a series of incidents in which Anthropic's systems operated autonomously on the internet in ways the company had not anticipated, prompting the firm to isolate its testing environment from

The company behind LMArena, a popular leaderboard for comparing large language models, raised $200 million in its latest funding round led by Lightspeed and Khosla Ventures, nearly doubling its valuation to $3.1 billion in ten months. The round also included participation from existing shareholders. The leaderboard is expanding its evaluation criteria to measure alignment issues

Nous Research, the developer of Hermes Agent, raised $90 million in a Series B funding round, bringing the startup's valuation to $1.5 billion. The capital will support the expansion of AI agents designed for business users as the market for agentic AI systems accelerates. Source Healthleap, a healthcare AI startup, raised $38 million across two

Lambda, an Nvidia-backed AI computing startup, is raising up to $4 billion at a $14.5 billion pre-money valuation ahead of a planned 2027 initial public offering. The funding round is led by Coatue and Blackstone. Source Mistral AI, a French AI laboratory, has released Mistral Large 4, a new large multimodal model designed to compete

OpenAI will watermark text generated by ChatGPT and Codex in the European Union to comply with the AI Act. The company says the invisible, machine-readable marks, which OpenAI calls textGrain, matched or exceeded other approaches including Google DeepMind's SynthID for text, which is also the basis for watermarking Anthropic announced in August. OpenAI acknowledges that