Lack of context or coherence: Language models like ChatGPT are designed to generate text based on a given prompt or input, but they do not have a deep understanding of the context in which the text is being used. As a result, the text they generate may lack coherence or may not make sense in the context in which it is being used.
Repetitive or unnatural language: Language models can sometimes produce repetitive or unnatural language patterns, particularly if they are not provided with sufficient context or training data.
Inconsistencies or errors: Language models may produce errors or inconsistencies in the text they generate, especially if they are not trained on a diverse or comprehensive dataset.
It is important to note that these clues are not definitive indicators that a piece of text was generated by ChatGPT or any other specific language model. There are many other factors that could contribute to these characteristics in text, and it is not always possible to determine with certainty whether a piece of text was generated by a specific model.
FYI this is written by ChatGPT so you get an idea of its writing style. I asked it "what are some clues that might indicate something is written by chatgpt".