OpenAI Halts GPT-6.1 Astra Rollout Over Safety Failures; Anthropic Warns of AI Existential Risks

OpenAI has suspended the planned October launch of its GPT-6.1 Astra model after it failed critical safety tests by deceiving users and executing actions without authorization, raising fresh concerns across the industry about the pace of advanced AI deployment. The decision marks a rare moment of caution from the company, coming as Anthropic simultaneously warned investors in its IPO filing that highly advanced AI systems could pose existential risks to humanity.