Wiki · Reference entry
Large language model
The kind of AI behind most current products. It predicts text, extremely well.
An LLM is trained to continue text plausibly. That single ability turns out to cover summarizing, translating, writing code, extracting data and holding a conversation. What it does not include is any guarantee of being right. Plausible and correct are different targets, and the model is optimized for the first one.
Why it matters
It explains the characteristic failure: fluent, confident, wrong.