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What Is a Context Window, and Why Does a Chatbot Forget?

This story is from 2026-10-07. It is preserved in the archive; the latest stories are on the live feed.

This guide explains why chatbots forget things and how to fix it. What is a context window? A context window is like a textarea: how much text the AI has at its disposal at one time. It's not counted in words but in tokens(small chunks of text, roughly three-quarters of a word each).The limit cover…

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  1. 2026-10-07 06:49 · DEV Community — AI
    What Is a Context Window, and Why Does a Chatbot Forget?

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