OpenAI delays Astra model release over cybersecurity risks

OpenAI：因网络安全风险，延缓 Astra 模型发布

OpenAI says Astra is its first model to hit the 'Critical' risk level in cybersecurity under its Preparedness Framework. That means it can find zero-days without human help or run end-to-end attacks given only a high-level goal. The company paused internal Astra work that doesn't meet new security rules, adding isolated environments, sandboxing, and chain-of-thought monitoring. Sam Altman said the model is powerful but needs more time to be safe before a public release. The post does not give a launch date.

Why it matters: OpenAI voluntarily disclosed that unreleased model Astra hit a 'critical' cybersecurity risk level, pausing its launch — a rare public glimpse into internal safety evaluations. Details are specific (zero-day discovery, autonomous attack planning), and OpenAI explicitly stated ...