AAAI 2026technical0 citations

CharBench: Evaluating the Role of Tokenization in Character-Level Tasks

Omri Uzan, Yuval Pinter

Abstract

Tasks that require character-level reasoning, such as counting or locating characters within words, remain challenging for contemporary language models. A common conjecture is that language models

BibTeX
@inproceedings{aaai2026_charbenchevaluat,
  title = {CharBench: Evaluating the Role of Tokenization in Character-Level Tasks},
  author = {Omri Uzan and Yuval Pinter},
  booktitle = {AAAI 2026},
  year = {2026}
}
CharBench: Evaluating the Role of Tokenization in Character-Level Tasks · AAAI 2026