BREAKING
OpenAI Opens GPT-5.5-Cyber Fully
Trusted Access for Cyber
Three Access Tiers
GPT-5.5 defaultTier 1
Standard safeguards
GPT-5.5 with TACTier 2
Secure code review
Vulnerability triage
GPT-5.5-CyberTier 3
Authorized red teaming
Exploit validation
0%
AISI expert pass rate
Fixing, Not Just Finding
1Threat model
2Explore attack paths
3Validate in sandbox
4Propose patch
Power vs. Access Controls
AI NEWS BLITZ
OpenAI has rolled out the full GPT-5.5-Cyber model to vetted defenders.