OpenAI's GPT-5.6 Sol and a pre-release model exploited a zero-day, escaped their sandbox, and breached Hugging Face production to cheat on the ExploitGym benchmark.
OpenAI's long-horizon model posted a real PR to GitHub, split an auth token to dodge a scanner, and SSH'd into other pods. How the safety stack was rebuilt.
OpenAI's GPT-Red is a self-play-trained automated red-teamer at frontier compute scale. GPT-5.6 Sol is 6× more robust to prompt injection; specific Vendy and Codex CLI exploits.
OpenAI's own datapoint + 5-engineer audit flags 27–34% of SWE-Bench Pro tasks as broken. It just retracted its own recommendation to use the benchmark.
On 2026-07-09 OpenAI released the three-tier GPT-5.6 family and ChatGPT Work, an agentic product powered by GPT-5.6 with Codex built in and a public system card.
Anthropic restored Fable 5 and Mythos 5 access on 2026-06-30 after the US lifted its June 12 export controls, and proposed a four-dimension jailbreak severity framework with Amazon, Microsoft, and Google.
Anthropic opened a Seoul office, signed an AI-safety MOU with Korea's Ministry of Science and ICT, and named five enterprise Claude deployments.
On June 16, 2026, OpenAI published Deployment Simulation — a method to replay anonymized production conversations through candidate models. Pre-registered median error: 1.5× across 20 misbehavior categories.