20 March 2023
2018: OpenAI introduced the first version of GPT
2019: OpenAI launched GPT-2, a more advanced version.
2020: Beta version of ChatGPT, a chatbot that uses the GPT-3 language model to generate responses to user queries. GPT-3 was capable of generating text that was virtually indistinguishable from text written by humans.
2021: ChatGPT-3.5 (more user-friendly and had improved response accuracy)
2023: GPT-4 (multimodal language model that can understand both text and images)
