HumanizerEval

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September 2026 review · same 50 texts

BypassGPT vs Ryne

In the September 2026 HumanizerEval review, BypassGPT and Ryne rewrote the same 50 English texts. BypassGPT cleared all 5 detectors on 0 of them; Ryne on 0. The difference is mostly Winston AI: on 37 samples BypassGPT passed it where Ryne failed, and the reverse never happened.

Per-sample agreement

Per-sample agreement, September 2026. Counts are out of the 50 shared samples, computed at the 50% human-score threshold. Margin counts the samples only one tool passed, higher count first.
DetectorPassed more oftenMarginBoth passedNeither passed
Pangram 4.0Ryne11 to 0039
GPTZero 2026-09-13-baseBypassGPT24 to 0422
Originality.ai turboBypassGPT33 to 0017
ZeroGPT defaultBypassGPT19 to 0310
Winston AI 5.0BypassGPT37 to 0130
All 5 detectorsTied0 to 0050

Every count is computed from scores.csv at build time, not transcribed. “Neither passed” counts the texts that defeated both tools; on Pangram that was 39 of 50 here.

Quality and output discipline

Quality and output discipline, September 2026.
MeasureBypassGPTRyne
22%44%
2%80%
94%98%
78%94%
1.121.07
00
00
EnhancedAggressive, beast mode
Websitebypassgpt.ai ryne.ai

On per-sample quality scores, BypassGPT scored higher on 3 samples, Ryne on 38, and the two tied on 9. Ryne’s output was shorter on 39 of 50 samples; mean length ratios were 1.12 and 1.07, or 12% longer than the input and 7% longer than the input respectively.

Where each one outperforms the other

BypassGPT

  • GPTZero: passed 28 of 50 against 4, including 24 samples where Ryne failed, against 0 the other way.
  • Originality.ai: passed 33 of 50 against 0, including 33 samples where Ryne failed, against 0 the other way.
  • ZeroGPT: passed 50 of 50 against 31, including 19 samples where Ryne failed, against 0 the other way.
  • Winston AI: passed 50 of 50 against 13, including 37 samples where Ryne failed, against 0 the other way.

Ryne

  • Pangram: passed 11 of 50 against 0, including 11 samples where BypassGPT failed, against 0 the other way.
  • Factual consistency: 44% against 22%.
  • Naturalness: 80% against 2%.
  • Syntax integrity: 98% against 94%.
  • Stance preservation: 94% against 78%.
  • Length: shorter output on 39 of 50 samples, which matters under a word limit.

BypassGPT vs Ryne FAQ

Is BypassGPT better than Ryne?

In the September 2026 HumanizerEval review, BypassGPT cleared all 5 detectors on 0 of the 50 shared samples and Ryne on 0. Quality ran 3 samples to 38, with 9 ties.

Which humanizer is best for Pangram, BypassGPT or Ryne?

Ryne. In September 2026, BypassGPT passed Pangram on 0 of the 50 shared samples and Ryne on 11. On 0 samples BypassGPT passed where Ryne failed; the reverse happened on 11. Both failed on 39.

Which humanizer changes the text less?

Ryne. It scored higher on per-sample quality on 38 of 50 samples, against 3. BypassGPT’s outputs averaged 1.12× the input length and passed factual consistency on 22%; Ryne’s averaged 1.07× and passed on 44%. On stance preservation the split was 78% to 94%. Ryne produced the shorter output on 39 of 50 samples.

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