1 🤖 AI·大模型 Wired 2026-07-11 💬 OpenAI’s Head of Safety Is Leaving the Company OpenAI安全负责人离职，内部安全挑战随模型训练加速而加剧，引发行业关注 Johannes Heidecke’s departure comes as OpenAI tries to further integrate its research and safety teams. openai 安全负责人离职 ai安全 模型训练加速 协调挑战