Sublime Text 4213 updates its plugin runtime to Python 3.14, adds file icon themes, Git improvements, and several Linux-specific fixes.
Researchers escaped OpenAI's Codex sandbox two ways, one running commands on a developer's machine from its most locked-down mode. OpenAI has patched both.
opencodex is simple and easy to use, and lets you add any LLM to Codex.
Claude Opus 5.5 is our first release since we called for pacing the frontier. It was tested before release by external evaluators, including Frontier Design and METR. On our automated behavioral audit ...