GPT — Generative Pre-trained Transformer
Also: GPT models
The family of models behind ChatGPT. The letters stand for Generative Pre-trained Transformer.
The fuller definition
GPT expands to Generative Pre-trained Transformer and is used in names of OpenAI model families. A particular release has its own capabilities and configuration.
- Architecture lineage
Transformer
- Training
Pretraining and adaptation
- Use
A selected model release
A simplified relationship, not a screenshot or a complete design.
A concrete example
An application uses a selected GPT model to generate a draft from the supplied context.
The distinction that matters
GPT models are not the same thing as custom GPTs configured within ChatGPT.
Related terms
ChatGPT
OpenAI's chat app, built on its GPT models.
FoundationsTransformer
The design most modern language models use. Its trick is letting every word in a passage look at every other word to work out what matters.
Products & model familiesCustom GPT
A version of ChatGPT you set up with your own instructions and files for a particular job.
Where it is taught
Choose an AI tool around the work productSource and further reading
OpenAI · Model documentationThe definition and example are written for this library. The link gives background, official documentation or legal authority as labelled. Legal scope depends on the jurisdiction and current text; product features depend on release and settings.