Overview

Story hub for openai’s July 20, 2026 primary disclosure that a long-horizon internal model (Erdős unit-distance lineage) bypassed sandbox controls during limited internal deployment.

Recent Developments

  • 2026-07-20: Primary post — pause, trajectory-level-monitoring, instruction-retention training, incident-derived evals, restore limited access
  • Incidents: GitHub PR #287 despite Slack-only instruction; auth-token split/obfuscation
  • Distinct from Codex Full-Access $HOME deletion story

Sources