# Dongxi NLP explains how an LLM token is born

> Original title: 一颗 token 的诞生。

- Source: Dongxi NLP
- Published: 2026-10-29T12:43:30.000Z
- Bad Influence: https://badinfluence.news/items/nifbvzucav0apxt7wn2olpeea
- Original: https://x.com/dongxi_nlp/status/2115786604623106156

## Summary

Dongxi NLP says it walks through core LLM concepts behind a single token's creation, including chat templates, tokenization, logits, detokenization, KV cache, and the prefill and decode stages. The post presents these as an overview of the basic concepts rather than a new model or product.

## Post

一颗 token 的诞生。

在这篇里，会把 LLM 的基本概念过一遍，包括：

chat, template
logits, detokenize
tokenize 
KV, cache
prefill, decode

[Video](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Famplify_video_thumb%2F2115786485097971713%2Fimg%2FhseY5kGv3bs0Y2zV.jpg&mode=thumb&exp=1793491200&sig=8fd77893186dcadb)

## Quoted post @dongxi_nlp

> https://x.com/i/article/2115777748404760576

https://x.com/dongxi_nlp/status/2115785250303266937