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AI Model

A trained system that takes text input and generates text output.

A program that learned from examples instead of being told the rules.

The five-year-old version

Normal computer programs are recipe books. A person writes exact steps, and the computer follows them. An AI model doesn't get written like a recipe. Instead, you show it millions of examples, and it learns the patterns on its own.

Imagine teaching a kid what a dog is. You don't hand them a rulebook: four legs, fur, tail. You point at dogs until they just get it. That's how models learn.

What a model is, under the hood

Under the hood, a model is a giant pile of numbers, billions of little dials. Training a model means nudging those dials, over and over, until the model's guesses about its examples stop being wrong. That tuning run takes months on warehouses full of computers, which is why building one costs so much.

Once trained, a model doesn't "look things up." Everything it knows is squeezed into those dials, like a student who read the whole library but walks into the exam with no notes.

Why there are so many of them

Companies keep training new models because bigger, better-tuned piles of dials keep getting smarter. Each release is a new "brain" with different strengths, speeds, and prices. That is why picking the right one matters, and why this site exists.