OpenAI Enhances Codex with GPT-5 Upgrade

OpenAI has released GPT-5-Codex, an upgraded version of its AI coding agent, which features dynamic thinking capabilities allowing it to spend varying amounts of time on tasks, improving performance on coding benchmarks and code reviews. The model is now available to various ChatGPT users and will be accessible via API in the future, aiming to enhance competitiveness in the crowded AI coding market.