ChatGPT is an AI chatbot that was initially built on a family of Large Language Models (or LLMs), collectively known as GPT-3. OpenAI is currently using its GPT-4 models in the free version of ...

GPT-3.5, which powered ChatGPT until GPT-4 superseded it in July 2024, uses some 175 billion parameters to pick its way through the English language. OpenAI used a semi-supervised approach to pre ...

Most big tech firms now boast fun-size versions of their flagship models for this purpose: OpenAI offers both GPT-4o and ...