OpenAI Codex is an advanced AI system that understands and generates code in multiple programming languages.Originally powering GitHub Copilot, Codex has evolved to become a standalone tool within the ChatGPT ecosystem.Codex automates coding tasks, debugs programs, executes code securely, and can handle multiple tasks simultaneously.It supports dozens of programming languages, serves as a tutor for beginners, aids in prototyping, and reduces human errors in code.