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What Is a Context Window? Tokens, Limits, and Long-Context AI

A context window is the maximum span of tokens a model can consider during one inference, including instructions, user input, retrieved material, tool results, and its own output. This guide explains the mechanism, trade-offs, evaluation, and controls that matter in practice.

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  1. 2026-10-07 12:00 · Unite.AI
    What Is a Context Window? Tokens, Limits, and Long-Context AI

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