An AI Model Has Officially Passed the Turing Test

One of the industry’s leading large language models has passed a Turing test, a longstanding barometer for human-like intelligence.

In a new preprint study awaiting peer review, researchers report that in a three-party version of a Turing test, in which participants chat with a human and an AI at the same time and then evaluate which is which, OpenAI’s GPT-4.5 model was deemed to be the human 73 percent of the time when it was instructed to adopt a persona. That’s significantly higher than a…