ChatGPT is making up fake Guardian articles. Here’s how we’re responding

The reporter couldn't remember writing the specific piece, but the headline certainly sounded like something they would have written. It was a subject they were identified with and had a record of covering. Worried that there may have been some mistake at our end, they asked colleagues to go back through our systems to track it down. Despite the detailed records we keep of all our content, and especially around deletions or legal issues, they could find no trace of its existence. Why? Because it had never been written. Luckily the researcher had told us that they had carried out their research using ChatGPT. In response to being asked about articles on this subject, the AI had simply made some up. Its fluency, and the vast training data it is built on, meant that the existence of the invented piece even seemed believable to the person who absolutely hadn't written it...

https://www.theguardian.com/commentisfree/2023/apr/06/ai-chatgpt-guardian-technology-risks-fake-article