ChatGPT is a chatbot developed by OpenAI. You can have a conversation with it, ask it questions, and give it instructions. It understands and responds in natural, human-like language.

Think of it as a highly advanced conversational partner. You can ask it to explain complex topics, write an email, brainstorm ideas, or even create a poem. It processes your request and generates a text-based response instantly.

OpenAI is the research and deployment company that created ChatGPT. Founded in 2015, its stated mission is to ensure that artificial general intelligence (AGI)—AI systems that are generally smarter than humans—benefits all of humanity. It has become one of the world's leading AI labs.

Before releasing ChatGPT, OpenAI had already developed a series of powerful AI models called GPT, which stands for Generative Pre-trained Transformer. Each new version became progressively more capable, setting the stage for the public release of a user-friendly chatbot built on this technology.

At its core, ChatGPT is a form of generative AI. This type of AI doesn't just analyze or classify information; it creates entirely new content.

ChatGPT is powered by what's known as a Large Language Model (LLM). An LLM is an AI model trained on a vast amount of text data from the internet, books, and other sources. This massive training dataset allows the model to learn the patterns, grammar, context, and nuances of human language. When you give it a prompt, it uses this learned knowledge to predict the most likely sequence of words to form a coherent and relevant response.

The public release of ChatGPT in late 2022 was a significant moment for artificial intelligence. While the underlying technology had been developing for years, ChatGPT provided an easy-to-use interface that made the power of LLMs accessible to millions of people for the first time.

Its launch sparked a global conversation about the potential of AI, rapidly accelerating public awareness and driving further innovation and competition in the field. It demonstrated a new way for humans to interact with computers, shifting from clicking buttons to having natural conversations. This shift marked a major step forward in making advanced AI a practical tool for everyday tasks.

Now that you have a basic understanding of what ChatGPT is and where it came from, let's test your knowledge.

By making advanced AI accessible, ChatGPT has fundamentally changed how we think about and interact with technology.