OpenAI launches GPT-6 Astra with critical cybersecurity capabilities
On September 7–8, 2026, OpenAI launched GPT-6 Astra, calling it a "new generation of intelligence" and confirming it as the first broadly deployed OpenAI model to reach "Critical level" cybersecurity capabilities, including the ability to identify zero-day vulnerabilities. Nvidia's CEO claimed AGI has arrived, though OpenAI also noted the model is harder to monitor.