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BlogMedium credibilityLessWrong · Jessica Rumbelow, Matthew Watkins · February 5, 2023

SolidGoldMagikarp (plus, prompt generation)

Our summary

The piece that surfaced 'glitch tokens' — rare tokens under-trained in the embedding space that trigger bizarre, 'unspeakable', or evasive model behaviour when prompted.

Why it matters

Documents a concrete tokenizer-level failure class and the fuzzing-style search that found it.

Cited by these methods

Related findings (1)

Published June 26, 2026

Cite this

Qlarify Labs. (2026). SolidGoldMagikarp (plus, prompt generation). Retrieved from https://labs.qlarify.fi/references/solidgoldmagikarp-glitch-tokens-2023