Summary: OpenAI launches Codex as a coding agent

Why It Matters: OpenAI is moving from simple chat to a tool that works inside a developer's code editor. This makes it a direct competitor to other AI coding assistants by offering deep integration with professional workflows.

What Changed:

• Added a dedicated product page for Codex.
• Introduced a Codex CLI and IDE extension for local development.
• Launched a cloud-based sandbox for running and testing code.
• Added automated code review features for pull requests.
• Integrated Codex into ChatGPT Plus, Pro, Business, and Enterprise plans.
• Added integrations for Slack, Linear, and GitHub.