What is the training data source for ChatGPT?

ChatGPT is trained on a large corpus of text data, primarily sourced from the internet, including websites, books, and other written materials. The specific training data used depends on the version of ChatGPT being used, but in general, the training data is designed to be representative of the language and topics encountered in the real world. The training process involves fine-tuning the model on specific tasks or domains to improve its performance on those tasks.