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arXiv:2405.08007cs.HC

People cannot distinguish GPT-4 from a human in a Turing test

Cameron R. Jones, Benjamin K. Bergen

Abstract

We evaluated 3 systems (ELIZA, GPT-3.5 and GPT-4) in a randomized, controlled, and preregistered Turing test. Human participants had a 5 minute conversation with either a human or an AI, and judged whether or not they thought their interlocutor was human. GPT-4 was judged to be a human 54% of the time, outperforming ELIZA (22%) but lagging behind actual humans (67%). The results provide the first robust empirical demonstration that any artificial system passes an interactive 2-player Turing test. The results have implications for debates around machine intelligence and, more urgently, suggest that deception by current AI systems may go undetected. Analysis of participants' strategies and reasoning suggests that stylistic and socio-emotional factors play a larger role in passing the Turing test than traditional notions of intelligence.

arXiv comments
23 pages, 13 figures
Journal reference
DOI
Subjects
cs.HCHuman-Computer Interaction cs.AIArtificial Intelligence

On Hacker News

Linked by 10 identifiable commenters in 12 comments across 12 threads, from Aug 2024 to May 2026. Found in 2 HN submissions from May 2024 to Jun 2024. Open submission discussions.

Comments linking this paper, per year.

Discussed in comments12 threads

  1. Dear Richard Dawkins 1 comment
    • Since ELIZA, the more we try to apply the Turing Test, the more evidence we get that the Turing Test about human gullibility, rather than saying anything meaningful about the machine [1,2]. Surprisingly it turns out that even critical thinker Richard Dawkins is quite gullible.…

      meinersburView on HNParent context

  2. this css proves me human 1 comment
    • It is interesting that now to pretend you are a human, you need to play dumb. Vide superstimuli for AI (maths and philosophy) and humans (clickbaits and scams) https://x.com/repligate/status/1830331774875893925 or a prompt for "People cannot distinguish GPT-4 from a human in a…

      staredView on HNParent context

    • >Not even close. "Neural networks" in code are nothing like real neurons in real biology Hence the simplified. The weights encoding learning and inteconnectedness and nonlinear activation and distributed representation of knowledge is already an approximation, even if the human…

      coldteaView on HNParent context

  3. A definition of AGI 1 comment
    • This is the best one I’ve seen but it has the notable caveat that it’s a relatively short 5 minute chat session: https://arxiv.org/pdf/2405.08007 I do think we’re going to see this shift as AI systems become more commonplace and people become more practiced at recognizing the…

      acdhaView on HNParent context

    • As far as I understand, Turing himself did not specify a duration, but here's an example paper that ran a randomized study on (the old) GPT 4 with a 5 minute duration, and the AI passed with flying colors - https://arxiv.org/abs/2405.08007 From my experience, AI has…

      falcor84View on HNParent context

    • This appears to be the same two authors who reported that "People cannot distinguish GPT-4 from a human in a Turing test" back in May 2024: https://arxiv.org/pdf/2405.08007 That earlier result was because they botched the statistics, changing the test so it's no longer a binary…

      tripletaoView on HNParent context

    • The sys prompt given to run the turing test (from https://arxiv.org/pdf/2405.08007) actually works well. I'm honestly not sure I'd be able to tell (unless I test it adversarially e.g ignore the prompt, write a poem etc)

      FergusArgyllView on HNParent context

  4. Killed by LLM 1 comment
    • > The setup Turing describes isn't the "both must sum to 100%" setup you're presenting. He has two different games being played [...] Turing introduces the game as a man imitating a woman, then modifies it to a machine imitating a human. In both of those games, the interrogator…

      tripletaoView on HNParent context

    • Ahh, there's a bug with the z-index on the Turing one (I made it a "legendary card" for surviving 70 year), will fix shortly. Here's the link for the moment: https://arxiv.org/pdf/2405.08007 Also if you want to read the original Turing paper (it was interesting to look back…

      robkopView on HNParent context

  5. GPT-5 is behind schedule 1 comment
    • Google must be really going downhill. DDG “gpt turing test” provides nothing but relevant links. Here’s a paper: https://arxiv.org/pdf/2405.08007

      wat10000View on HNParent context

    • Capabilities vs. "is this a good idea?" — seems like you're saying two things, one of which I strongly agree with and the other I strongly disagree with. On "should we": I agree completely. I've previously made a similar example with sociopaths, when people are incredulous as to…

      ben_wView on HNParent context

    • > Noticed how everyone dropped the Turing Test like a hot potato as the gold standard for intelligence, the moment it became apparent that LLMs were about to pass it? Try to find a recent high-profile article invoking the Turing Test. Crickets. The intellectual dishonesty is…

      ben_wView on HNParent context

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