Context windows explained: how AI models handle token limits
· 16h ago · Originally reported by PPC Land
An explainer on context windows — the maximum number of tokens an AI model can process in a single request. It covers how windows are counted, filled, and compacted, and why model performance can degrade as they fill.
Why it matters
Context windows underpin how AI tools used in ad tech (creative generation, bidding assistants, content analysis) actually work and where their limits lie.
Explain it like I’m new here
It's like how much text you can hold in your short-term memory at once — forget the start of the sentence and you lose the plot.
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