With the popularity of AI coding tools rising among software developers, their adoption has begun to touch every aspect of the process, including the improvement of AI coding tools themselves. In interviews with Ars Technica this week, OpenAI employees revealed the extent to which the company now relies on its own AI coding agent, Codex , to build and improve the development tool. “I think the vast majority of Codex is built by Codex, so its almost entirely just being used to improve itself,”...
