What is Tokens?
The short answer
Tokens are the chunks of text, often word fragments, that AI models read and write; usage, limits and pricing for AI services are measured in tokens.
Tokens, explained
Long files and conversations use more tokens, which costs more and can push older context out of the model's window.
Questions people ask about Tokens
What is Tokens?
Tokens are the chunks of text, often word fragments, that AI models read and write; usage, limits and pricing for AI services are measured in tokens.
Related terms
The context window is how much text an AI model can consider at once, including your instructions, the files it reads and the conversation so far.
LLMA large language model is an AI system trained on vast amounts of text to predict and generate language, including code, which powers chatbots and coding agents.
Vibe codingVibe coding is building software by describing what you want to an AI in plain language and iterating on what it produces, rather than writing the code line by line yourself.
AI website builderAn AI website builder generates a website from a description: it writes the copy, picks a layout and design and often publishes the result for you.
Part of the Web Encyclopedia by Apex Flow Digital. Definitions are general knowledge, kept current, with no invented statistics.