Skip to content
The August 2026 results are in: WriteHuman holds #1, Undetectable AI falls to #8 on quality penalties.Read the full analysis →
HumanizerBench

Humbot vs StealthGPT

Head-to-head from the August 2026 cycle benchmark

Last tested
Sample size
33
Methodology
v1.2.0
Winner
66.95
overall
-
Bypass
71.7
Meaning
75.4
Readability
43.3
45.55
overall
â–¼ 4
Bypass
27.5
Meaning
62.9
Readability
70.9

Side-by-side metrics

Detector-level breakdown

Gold cell wins each row.

Detector Humbot StealthGPT
GPTZero 21.8 52.6
Winston AI 77.6 25.2
ZeroGPT 83.6 46.0
Copyleaks 80.3 24.2
Originality.ai 31.5 20.2

Minimum monthly pricing

Humbot
$11.99/mo
Free tier
Yes
StealthGPT
$25.50/mo
Free tier
No