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mirsadmyesterday at 7:27 PM2 repliesview on HN

I've built something like this. One issue is that LLMs are actually terrible at writing good shaders. I've spent way too much time trying to get them not to be so awful at it.


Replies

davidwritesbugstoday at 10:48 AM

I tried getting any sota llm (GPT 5, Opus 4.6, Deepseek V4 pro, glm-5) to write a Metal 4 shader for a bottle usdz and none of them got it right. They screwed up the normals and textures , total mess. I tried it to do it in Metal 3 and still crappy.

wahnfriedenyesterday at 9:57 PM

Just curious if you've tried GPT 5.5 Pro?