These tools say they can spot AI fakes. Do they really work?

A composite image showing images that the New York Times tested on a variety of services promising to detect images created by artificial intelligence; only the frame at lower right is a real photograph, the other five are all created by AI. — The New York Times

Content generated by artificial intelligence has become so lifelike that it’s often impossible to tell whether a video or an image floating through social media is real or fake.

Enter the AI detector.