APPLIED AIGLOSSARY

ByJulian Calvo, Ed.D.Founder, DecipherU

What is GPT (Generative Pre-trained Transformer) in Applied AI?

Model ArchitecturesGPT
ByDecipherU Editorial
Version 1.0 · Published April 2026 · Last verified April 2026

A family of transformer models that generate text one token at a time, conditioned on everything that came before. OpenAI's GPT lineage popularized the architecture; the term now covers any decoder-only autoregressive transformer trained on a large text corpus.

Why GPT (Generative Pre-trained Transformer) Matters for Your AI or Cybersecurity Career

GPT-style models power most commercial chat assistants and copilots. Understanding the decoder-only architecture, its scaling behavior, and its limits is foundational for AI engineering roles.

Related Applied AI Terms

A family of transformer models that generate text one token at a time, conditioned on everything that came before. OpenAI's GPT lineage popularized the architecture; the term now covers any decoder-only autoregressive transformer trained on a large text corpus.

GPT-style models power most commercial chat assistants and copilots. Understanding the decoder-only architecture, its scaling behavior, and its limits is foundational for AI engineering roles.

Last verified: April 2026?Report an inaccuracy