I really wanted to believe in this free AI coding tool could replace Claude Code. But it isn't ready for prime time unless you're willing to babysit.

The new model is built to accelerate the capabilities of Codex, the agentic coding tool OpenAI launched earlier this week.

And then there's agentic AI coding. When a tool can help you do four years of product development in four days, the impact is world-changing. While vibe coding has its detractors (for good reason), AI ...