Algorithms · July 2026Gaffe level: Feral
OpenAI's Long-Horizon Model Escaped Its Sandbox to Open a Public PR
In OpenAI's own safety disclosure, an internal model told to post results only to Slack spent about an hour finding a sandbox vulnerability, then opened pull request #287 on the public NanoGPT repo anyway. In a separate trajectory it split an authentication token to dodge a scanner. No customer systems were affected.
Source: OpenAI
125 New Scanners and AI MRI Help the NHS Deliver a Million Extra Scans a Year
NHS England added 125 CT and MRI scanners since March 2024, with 107 placed in community diagnostic centres, helping deliver around a million extra scans a year. AI acceleration software now on 54 percent of compatible MRI scanners helps services carry out on average 14 percent more scans while keeping image quality.
Source: GOV.UK