OpenAI Launches a New GPT-5 Model for Its Codex Coding Agent
SMRTR summary
OpenAI's Codex coding agent has been upgraded with GPT-5-Codex, optimized for software engineering. It features a rebuilt CLI for agentic workflows, IDE extensions, GitHub integration for code reviews, and improved Codex web. Available to various ChatGPT subscribers, GPT-5-Codex excels at refactoring and produces fewer incorrect comments during reviews. The model works autonomously on complex problems, uses AGENT.md files for guidance, and allows developers to share images for context, enhancing coding efficiency.
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