GPT (Generative Pre-trained Transformer)

OpenAI family of LLMs that generates coherent text starting from a prompt.

GPT stands for Generative Pre-trained Transformer, a family of models developed by OpenAI. The most recent versions (GPT-4, GPT-4o, GPT-5) are multimodal: they understand text, images, and audio. They are used in ChatGPT, Copilot, and thousands of B2B applications.