B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
73%
73% -- users mistaking ai for human rate for GPT-4.5 (OpenAI) (2025)
In a recent Turing Test, 73% of users mistook GPT-4.5 for a human.
- Original study/testing methodology details not fully specified in the source text
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
73%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
freeclimb.com
Primary
Tier C
https://www.freeclimb.com/blog/how-human-should-ai-be ↗
Source Article
How “human” should AI be?
Key takeaways
- The uncanny valley now applies to customer service. As AI voice agents grow more lifelike, small imperfections — flat tone, unnatural pauses, overly cheerful scripts — trigger discomfort, distrust, or the sense that the agent is incompetent.
- Familiarity has a limit. Personalized gr…
Original Research
freeclimb.com
· Original study ↗
Methodology
Turing Test study referenced by the author; original study not named
Methodology documented
Segmentation
Industryai_ml
Cite this stat
Plain Text
GPT-4.5 (OpenAI): 73% users mistaking ai for human rate. Source: freeclimb.com (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/turing-test-users-mistook-gpt45-human
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<blockquote cite="https://lighthousedata.io/data/turing-test-users-mistook-gpt45-human" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>73%</strong> -- users mistaking ai for human rate for GPT-4.5 (OpenAI)<br><small>Source: freeclimb.com (2025) · <a href="https://lighthousedata.io/data/turing-test-users-mistook-gpt45-human" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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