openai 升级 codex，推出安全扫描和超快速 api 服务
openai 扩展 codex，提供可重复使用的云开发环境、安全扫描和超快速 api 服务，以提高开发者生产力和控制权。
openai expanded its codex coding assistant with reusable cloud development environments, a voice-controlled cli, and a code review feature in the desktop app. a new tool called codex security cloud scans repositories for security holes and prepares fixes automatically. the agents api now includes computer use, allowing agents to operate software on their own. openai also launched a decisions api built on gpt-6 luna for fast, single decisions and classification tasks. additionally, the company introduced an ultrafast tier for gpt-6 astra, which speeds up token generation considerably at a higher cost. these updates were announced at openai's devday 2026 developer conference in san francisco.