OpenAI GPT-6 Astra Reaches 100% Exploit Generation Accuracy on ExploitBench
OpenAI has introduced GPT-6 Astra, describing it as the most intelligent and human-aligned model to date. The system can operate computers and browsers, write code, solve scientific problems, and generate exploits with exceptional precision, prompting the company to withhold an unrestricted release.
On the ExploitBench benchmark, which evaluates an AI's ability to convert known vulnerabilities into functional exploits, Astra achieved a perfect score of 100%. This marks a substantial improvement over the previous GPT-5.6 Sol, which reached only 78.5%.
In separate evaluations using newly disclosed vulnerabilities, the model successfully executed arbitrary code in 39% of attempts, compared to 11.5% for its predecessor. During these tests, Astra also identified two previously unknown zero-day vulnerabilities, which OpenAI has shared with the affected software vendors.
Expert testing without public safeguards showed that Astra can exploit unknown vulnerabilities to achieve code execution in hardened browsers and develop privilege-escalation exploits for modern operating systems. Consequently, the publicly available version is limited to secure code analysis and patch preparation, while requests to create PoC exploits are automatically rejected.
Advanced access for vulnerability assessment, malware analysis, and detection tool development will be distributed through the Daybreak program. OpenAI has also strengthened jailbreak defenses and implemented continuous activity monitoring that may interrupt even legitimate cybersecurity tasks and require user confirmation.
The model is currently being rolled out to selected organizations. It will later become available to ChatGPT Plus, Pro, Business, and Enterprise subscribers, as well as through the API, Microsoft Azure, and AWS Bedrock. In parallel, OpenAI has committed $1 billion to supply advanced AI tools to energy providers, banks, water utilities, government agencies, and open-source developers.
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