Machine Heart
Aug 7, 2026 · Artificial Intelligence
OpenAI Halts Development of Its Flagship Astra Model Amid Critical Security Concerns
On August 7, OpenAI announced it is slowing the development of its next‑generation Astra model after internal evaluations suggested the system may have reached a ‘critical’ level of autonomous cyber‑attack capability, prompting stricter safety testing and isolation.
AstraOpenAIcritical capability
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