openai 升級 codex，推出安全掃描和超快速 api 服務
openai 擴展 codex，提供可重複使用的雲端開發環境、安全掃描和超快速 api 服務，以提高開發者生產力和控制權。
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.