As OpenAI expands access to its GPT-5.5 'Spud' model, the AI cybersecurity landscape faces disruption—raising questions about ethics, competition, and the future of digital defense.

OpenAI’s decision to widen access to its GPT-5.5 'Spud' model for cyber defenders reflects a calculated response to Anthropic’s Mythos, which has dominated AI-driven cybersecurity since its ...

Independent evaluations, including those by the AI Security Institute (AISI), suggest GPT-5.5 'Spud' is nearly as effective as Mythos in identifying and exploiting software vulnerabilities. ...

The wider availability of AI models like GPT-5.5 and Mythos introduces significant risks. Cyber defenders gain powerful tools to preempt threats, but malicious actors could exploit these sam...

OpenAI’s expansion of GPT-5.5 access marks a pivotal moment in the AI cybersecurity race, challenging Anthropic’s dominance while raising critical questions about ethics, competition, and global security. As both organizations refine their models, the focus must shift toward establishing robust regulatory frameworks to mitigate risks and ensure equitable access. The broader implications extend beyond corporate rivalry, touching on geopolitical power dynamics and the future of autonomous cyber defense. In the absence of coordinated global policies, the AI arms race will likely accelerate, with cybersecurity emerging as both a battleground and a proving ground for the next generation of AI technologies. The coming years will determine whether these tools serve as forces for stability or catalysts for further disruption.