OpenAI has released an updated version of its cybersecurity model, GPT-5.5-Cyber, which reportedly outperforms Anthropic's Mythos 5 on internal benchmarks. This release occurred without the significant political scrutiny or export controls that Anthropic faced for its similar models. The differing regulatory treatment raises questions about the administration's criteria for AI safety and export restrictions, especially as OpenAI simultaneously announced expanded international partnerships. AI
IMPACT Sets a new benchmark for cybersecurity AI models and highlights potential inconsistencies in regulatory approaches to AI safety.
RANK_REASON Frontier-lab model release with system card and benchmark results. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
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