A chatbot can be seen as an computer program which simulate and process human conversation. One of the widely used chatbot program is the GPT-3 (Generative Pretrained Transformer 3) model developed by openAI. The GPT-3 model is an auto-regressive model which use deep-learning to generate human-like messages. In November 2022,  OpenAI introduced its most updated model 'chatGPT' , which is similar to but outperformed the regular GPT-3 model as it is capable of answering follow up conversation, admitting its mistakes and challenging incorrect premises in an dialogue format.

Here is an example of what a GPT -3 chatbot is capable of. By typing the sentence in the 'input' box and click submit, you could start chatting. The chatbot will make the most of its knowledge to interact with you.