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October 2026 review · same 50 texts

Phrasly vs BypassGPT

In the October 2026 HumanizerEval review, Phrasly and BypassGPT rewrote the same 50 English texts. Phrasly cleared all 6 detectors on 0 of them; BypassGPT on 0. The difference is mostly GPTZero: on 21 samples Phrasly passed it where BypassGPT failed, and the reverse happened on 1. On Pangram, Originality.ai 5.0 and ZeroGPT the two were close to even.

Per-sample agreement

Per-sample agreement, October 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 4.1Phrasly2 to 0048
GPTZero 2026-10-07-basePhrasly21 to 1127
Originality.ai TurboPhrasly15 to 7217
Originality.ai 5.0 model-5.0Tied0 to 0050
ZeroGPT defaultBypassGPT6 to 3383
Winston AI 5.0BypassGPT5 to 0450
All 6 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 48 of 50 here.

Quality and output discipline

Quality and output discipline, October 2026.
MeasurePhraslyBypassGPT
50%24%
70%0%
98%100%
84%66%
1.101.15
00
00
Standard model, API default (Phrasly Ultra not enabled on the account)Enhanced
Websitephrasly.ai bypassgpt.ai

On per-sample quality scores, Phrasly scored higher on 33 samples, BypassGPT on 2, and the two tied on 15. Phrasly’s output was shorter on 39 of 50 samples; mean length ratios were 1.10 and 1.15, or 10% longer than the input and 15% longer than the input respectively.

Where each one outperforms the other

Phrasly

  • Pangram: passed 2 of 50 against 0, including 2 samples where BypassGPT failed, against 0 the other way.
  • GPTZero: passed 22 of 50 against 2, including 21 samples where BypassGPT failed, against 1 the other way.
  • Originality.ai Turbo: passed 36 of 50 against 28, including 15 samples where BypassGPT failed, against 7 the other way.
  • Originality.ai 5.0: tied at 0 of 50 but on a higher mean human score, 9.4% to 6.8%. It passed 0 samples where BypassGPT failed.
  • ZeroGPT: passed 3 samples where BypassGPT failed, even though it was detected more often overall, passing 41 to 44.
  • Factual consistency: 50% against 24%.
  • Naturalness: 70% against 0%.
  • Stance preservation: 84% against 66%.
  • Length: shorter output on 39 of 50 samples, which matters under a word limit.

BypassGPT

  • GPTZero: passed 1 sample where Phrasly failed, even though it was detected more often overall, passing 2 to 22.
  • Originality.ai Turbo: passed 7 samples where Phrasly failed, even though it was detected more often overall, passing 28 to 36.
  • ZeroGPT: passed 44 of 50 against 41, including 6 samples where Phrasly failed, against 3 the other way.
  • Winston AI: passed 50 of 50 against 45, including 5 samples where Phrasly failed, against 0 the other way.
  • Syntax integrity: 100% against 98%.

Phrasly vs BypassGPT FAQ

Is Phrasly better than BypassGPT?

In the October 2026 HumanizerEval review, Phrasly cleared all 6 detectors on 0 of the 50 shared samples and BypassGPT on 0. On Pangram, Originality.ai 5.0 and ZeroGPT the two were within 6 points of each other. Quality ran 33 samples to 2, with 15 ties.

Which humanizer is best for Pangram, Phrasly or BypassGPT?

Phrasly. In October 2026, Phrasly passed Pangram on 2 of the 50 shared samples and BypassGPT on 0. On 2 samples Phrasly passed where BypassGPT failed; the reverse never happened. Both failed on 48.

Which humanizer changes the text less?

Phrasly. It scored higher on per-sample quality on 33 of 50 samples, against 2. Phrasly’s outputs averaged 1.10× the input length and passed factual consistency on 50%; BypassGPT’s averaged 1.15× and passed on 24%. On stance preservation the split was 84% to 66%. Phrasly produced the shorter output on 39 of 50 samples.

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