2026
Hubble: a Model Suite to Advance the Study of LLM Memorization
ICLR 2026oral
We present Hubble, a suite of open-source large language models (LLMs) for the scientific study of LLM memorization. Hubble models come as minimal pairs: standard models are pretrained on a large English corpus, and perturbed models are trained in the same way but with controlled insertion of text (…