Codex Explained: OpenAI's AI Agent That Reads, Edits, Runs & Verifies Code
This article explains OpenAI's Codex as an autonomous coding agent that can read repositories, modify files, execute commands, and verify results across desktop, CLI, IDE, and cloud environments, detailing how it differs from chat-based assistants, subscription tiers, ideal use cases like codebase exploration and repetitive tasks, common pitfalls such as vague goals and over-trusting automation, and practical starting strategies for developers.
