# OpenAI Upgrades Codex with Speed and Cross-Platform Improvements

OpenAI announced significant upgrades to Codex, its AI-powered coding assistant, promising faster performance, improved reliability, and enhanced collaboration features across all development environments.

The upgraded Codex now works seamlessly whether developers are coding in a terminal, integrated development environment (IDE), web browser, or mobile phone. According to OpenAI's announcement, the tool has been optimized for real-time collaboration and can tackle coding tasks more independently than previous versions.

These improvements address key pain points for developers who increasingly rely on AI assistance for writing, debugging, and understanding code. The cross-platform functionality is particularly noteworthy, as it allows developers to maintain productivity regardless of their device or location.

Codex, which powers GitHub Copilot and other coding tools, uses large language models trained on billions of lines of code. The latest upgrades suggest OpenA