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vatsachakyesterday at 5:32 PM5 repliesview on HN

All of these LLMs are getting better at being at an LLM

But GPT-5.5 is as useful an LLM can be; it has solved lemmas I've thought about for a year, it can implement typed STLCs in Rust when I give it a formal grammar, it can help me analyze Postgres planner dumps.

It's great at tasks that have short solutions but

- they cannot learn based on a project

- their long term planning capabilities are worse than worms

- they are unconfident in decision making

- their internal representations are disgusting compared to JEPA

- they don't have any "system clock" like humans and computers do

- LLM architecture is not modular like computer architecture or human brain architecture

There's so many issues with LLMs. I wish that companies can start working on the next generation of architectures before the bubble pops


Replies

gulbananatoday at 6:15 AM

Fable had very confident decision-making and would push past obstacles that Opus finds daunting :(

derwikiyesterday at 5:59 PM

Totally agree! They also conflate things all the time (a major type of hallucination) and IIUC that can’t be solved with the current architecture, just patched over

esafakyesterday at 7:43 PM

> - their internal representations are disgusting compared to JEPA

You say this based on a theoretical understanding or did you inspect them?

show 1 reply
rfv6723today at 1:01 AM

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