SebAaltonen Tests Codex: AI Coding Still Needs Senior Expert

gdechichi · x · 2026-08-17

@gdechichi cites @SebAaltonen's example: using Codex to write an API similar to his blog post, AI generated lots of PIMPL classes, a Buffer class that internally allocates memory, command pools created every frame, and didn't understand requirements like unified image layout extension and PCI-E ReBAR. After a dozen iterations the API looks good, but a senior expert is still needed; AI can only speed up.

Related event: Codex Coding Test Shows Drift, Still Needs Expert Review(2 posts)→

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