@misc{chen2023chatgpt,
  title={How is ChatGPT's behavior changing over time?},
  author={Lingjiao Chen and Matei Zaharia and James Zou},
  year={2023},
  eprint={2307.09009},
  archivePrefix={arXiv},
  primaryClass={cs.CL},
  url={https://arxiv.org/abs/2307.09009}
}