// AI Glossary A–Z

Every AI term, defined.

A living dictionary of 109 AI concepts — from foundational terms to cutting-edge techniques. Search or browse alphabetically.

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CONCEPT
LangChain
LangChain is an open-source Python framework for building applications with large language models. It provides…
CONCEPT
Large Language Model (LLM)
A Large Language Model (LLM) is a neural network trained on trillions of words that…
CONCEPT
Latent Space
Latent space is the compressed internal representation a neural network learns for its data —…
CONCEPT
Learning Rate
The learning rate controls how large each weight update step is during gradient descent. Too…
CONCEPT
LoRA (Low-Rank Adaptation)
LoRA (Low-Rank Adaptation) fine-tunes large models by adding tiny trainable adapter layers instead of updating…
CONCEPT
Loss Function
A loss function measures how wrong a model’s prediction is compared to the correct answer.…
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