Passing the LSAT with no time limit and a copy of the training material in front of you is not an achievement. Anybody here could have written code to pass the LSAT. Standardised tests are only hard to solve with technology if you add a bunch of constraints! Standardised tests are not a test of intelligence, they’re a test of information retention — something that technology has been able to out perform humans on for decades. LLMs are a bridge between human-like behaviour and long established technology.
Considering your username, I'm not surprised that you have completely misunderstood what an LLM is. There is no material or data stored in the model, just weights in a network