Humanizer Arena

Detector · October 2026

The best AI humanizers against GPTZero

Compare all 10 tools in the October 2026 benchmark using the published GPTZero scores.

AI humanizers against GPTZero ranked

GPTZero score · October 2026 results

Top pickGPTHuman93.7
  1. #1GPTHuman93.7
  2. #2Phrasly91.9
  3. #3WriteHuman89.6
  4. #4UndetectedGPT86.1
  5. #5Undetectable.ai83.4
  6. #6Stealth Writer80.2
  7. #7HIX Bypass73.8
  8. #8SmartHumanizer70.6
  9. #9GPTinf67.4
  10. #10QuillBot41.2

Published GPTZero score from the October 2026 aggregate benchmark. View cycle JSON.

October top three

How the leading tools compare

GPTHuman leads Phrasly by 1.8 points in the current GPTZero results.

1. GPTHuman: 93.7

The highest GPTZero score in the October field.

2. Phrasly: 91.9

Ranked #2 among the 10 October tools.

3. WriteHuman: 89.6

Ranked #3 among the 10 October tools.

The current result
GPTHuman scores 93.7, ahead of Phrasly at 91.9 and WriteHuman at 89.6.

What the page shows
This page isolates the October GPTZero result so detector-specific performance is not hidden inside the overall score.

The limitation
The source provides aggregate detector scores but does not publish raw sample counts or document-level logs for this cycle.

Bottom line
GPTHuman is the strongest first choice against GPTZero in the October 2026 data. Treat the score as comparative evidence, not a guaranteed result for a new document.

Frequently asked questions

What is the best AI humanizer for GPTZero?
GPTHuman ranks first in the October 2026 GPTZero results with a score of 93.7. Phrasly ranks second at 91.9, and WriteHuman ranks third at 89.6.
How many tools are in the GPTZero ranking?
The October 2026 ranking contains 10 AI humanizers.
Can a humanizer guarantee a GPTZero pass?
No. The ranking reports aggregate, point-in-time results. Individual documents and later product versions can behave differently.

Current detector rankings