Concepts
context window
The amount of text (code, chat, rules) a model can consider at once; it is finite, so what you load matters.
Related areas
Alternate definitions 3
Definition 2Concepts
The total amount of text (measured in tokens) that ChatGPT can read and hold in a single conversation; content beyond this limit may no longer be considered when generating a response.
Concepts · curriculum materials
Definition 3Size & speed
How much text a model can consider at once (your prompt plus its reply), measured in tokens; a bigger window lets you paste in more.
Size & speed · curriculum materials
Definition 4Concepts
The maximum amount of text, files, and conversation history Gemini can read and hold at one time — like its working memory for a single session.
Concepts · curriculum materials