The codex (pl.: codices / ˈkoʊdɪsiːz /) [1] was the historical ancestor format of the modern book. Technically, the vast majority of modern books use the codex format of a stack of pages …

Codex is OpenAI’s series of AI coding tools that help developers move faster by delegating tasks to powerful cloud and local coding agents.

Dec 12, 2025 · The vast majority of Codex is built by Codex," OpenAI told us about its new AI coding agent writing code.

The earliest type of manuscript in the form of a modern book (i.e., a collection of written pages stitched together along one side), the codex replaced the earlier rolls of papyrus and wax …

Codex CLI is a coding agent from OpenAI that runs locally on your computer. If you want Codex in your code editor (VS Code, Cursor, Windsurf), install in your IDE

Codex standards are based on sound science provided by independent international risk assessment bodies or ad-hoc consultations organized by FAO and WHO. While being …

What is a Codex? A codex is essentially an ancient book, consisting of one or more quires of sheets of papyrus or parchment folded together to form a group of leaves, or pages.