[mathieudombrock]

LLMs are determistic. Just like everything else computers are capable of doing.

Commercial front-ends just hide the random seed parameters.

[kortilla]

Distributed float math is not deterministic without introducing total operations ordering and destroying performance

[jdiff]

It's not usefully deterministic in the way computers usually are. Sensitively identical input can still lead to wildly different outputs even if all randomness is crushed out.