LLM reprograms neural cellular automata by editing weights, no gradient training

burny_tech · x · 2026-11-04

A research report from Stefano Nichele (Østfold University / Simula AI Safety) shows GPT-6 (Astra) directly editing the 8,336 shared weights of a growing-gecko neural cellular automaton. Six zero-feedback edits achieved numerically precise color/spatial symmetries and doubled maturation time; a feedback stage used 36 adaptive evaluations to build a bounded timer inside the network. The edited automaton stayed stable across 8 unseen 8,192-step runs, demonstrating reproducible weight-only reprogramming without gradient-based training.

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