OpenAI Unveils GPT-5.6 Sol as Its Most Advanced Cybersecurity AI

The company says Sol matches competing systems like Mythos Preview while using only a third of the output tokens. The post OpenAI Unveils GPT-5.6 Sol as Its Most Advanced Cybersecurity AI appeared first on SecurityWeek .

Report facts: OpenAI’s GPT-5.6 Sol is described as its most capable model yet for cybersecurity, explicitly improving performance on long-horizon security tasks such as vulnerability research and exploitation, and being competitive with Mythos Preview while using roughly one-third of the output tokens.[1][2][8] OpenAI and independent coverage emphasize that Sol can reliably find vulnerabilities and exploitation primitives, but current evaluations indicate it does not autonomously produce full-chain exploits against hardened targets and is deployed with layered safeguards, restricted access, and real-time misuse classifiers.[1][3][5][7] CyberSE.AI analysis: These capabilities materially increase the dual-use risk surface: models that are highly efficient at vulnerability discovery and exploit development can be misused by skilled adversaries despite safeguards, particularly via indirect prompt injection, agent chaining, or third-party wrappers that weaken OpenAI’s controls. Organizations adopting Sol or integrating it into agents should treat it as a high-capability cyber tool, requiring continuous red teaming of AI workflows, hardened agent designs, and formal readiness assessments