# The Price of Token Boundaries: Compression Certificates and Prediction

**Published:** September 30, 2026
**Author:** Yuhao Du, Shunian Chen
**Source:** arXiv — cs.AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/the-price-of-token-boundaries-compression-certificates-and-prediction

arXiv:2609.35869v1 Announce Type: new Abstract: Pre-tokenisation restricts which text fragments can become prediction units, but its compression cost is obscured when tokenisers are compared only under the same boundaries. We measure this cost by bounding the minimum token count…

> From the original source: **arXiv — cs.AI**
> [Read full article at arXiv — cs.AI](https://arxiv.org/abs/2609.35869)

**Tags:** #arXiv

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