context window — The maximum amount of text a model can consider at once — its working memory for the current conversation or task.
token — The chunk of text a model reads and writes in — roughly three-quarters of a word — and the unit AI usage is billed in.
Why it matters
An opt-in, persistent record of desktop activity becomes ChatGPT context windowThe maximum amount of text a model can consider at once — its working memory for the current conversation or task.Full definition → — cutting re-explanation while raising a concrete data-handling decision for anyone enabling it on a work machine.
