What Does This Mean?
The maximum number of tokens a large language model can take in and use at one time, covering the prompt, conversation history and its own output; text beyond it is not directly available to the model.
EXPLAINER

Schovia · original source ↗
EXPLAINER

Tech With Nanor · original source ↗
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REAL-WORLD EXAMPLE
""The chat hit its context limit and forgot the first instructions.""
LORE & ORIGIN
Wikipedia's context window article describes the limit as the span the model can consider, notes that early models such as the 2019 GPT-2 had about 1,000 tokens, and that by the mid-2020s some systems reported windows of hundreds of thousands to millions of tokens. Often called a context window.
MENTIONS OVER TIME
Radar observation data not yet available for this term.
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