Head to head · September 2026 cycle
HIX Bypass vs SupWriter
HIX Bypass finished 1.2 points ahead of SupWriter in the September 2026 cycle, 73.97 to 72.80, ranking #3 against #5 in a field of 14. HIX Bypass scored higher on 4 of 5 detectors and 2 of 7 writing categories. SupWriter came out ahead on readability (45.7 vs 34.9), news article prompts (81.1 vs 77.6) and application essay prompts (67.1 vs 64.0). The bypass-rate gap, 86.3 to 80.3, sits inside both tools' 95% confidence intervals, so treat bypass as a draw.
- Detectors
- 4 – 1
- Categories
- 2 – 5
- Components
- 2 – 2 (1 tie)
Score components
What the overall score is made of: bypass rate weighs 42%, meaning preservation 32%, readability 16%, consistency across categories 10%. Output-quality penalties come off the total. How scoring works →
CIs overlap marks a gap that sits inside both tools' published 95% confidence intervals for that component; it may not survive another cycle.
Detector by detector
Share of each tool's outputs that a detector classified as human-written. HIX Bypass took 4 of 5.
Writing categories
Category score per writing context: bypass credit only for real rewrites, blended with the category's own meaning preservation and readability. Small categories swing; the prompt count is shown on each row. How category scores work →
Where each one wins
Every measure above that one tool won outright, largest margin first within each group.
HIX Bypass
8 wins- Consistency Score 75.4 vs 64.7
- Bypass rate Score 86.3 vs 80.3
- Originality.ai Detector 97.0 vs 78.5
- ZeroGPT Detector 91.4 vs 77.9
- GPTZero Detector 28.1 vs 21.0
- Winston AI Detector 85.5 vs 81.5
- Business Email Category 53.6 vs 38.7
- Discussion Board Category 80.2 vs 78.0
SupWriter
8 wins- Readability Score 45.7 vs 34.9
- Meaning preservation Score 79.0 vs 76.9
- Copyleaks Detector 85.3 vs 84.9
- News Article Category 81.1 vs 77.6
- Application Essay Category 67.1 vs 64.0
- Blog Post Category 78.4 vs 76.7
- Marketing Copy Category 81.3 vs 80.2
- Academic Essay Category 79.7 vs 79.3
Questions people ask
Is HIX Bypass better than SupWriter?
HIX Bypass finished 1.2 points ahead of SupWriter in the September 2026 cycle, 73.97 to 72.80, ranking #3 against #5 in a field of 14. HIX Bypass scored higher on 4 of 5 detectors and 2 of 7 writing categories. Both tools ran the same 33 prompts, scored by the same 5 detectors, under methodology v1.2.0; every input, output and verdict is published.
Which bypasses AI detectors better, HIX Bypass or SupWriter?
HIX Bypass posted the higher bypass rate, 86.3 vs 80.3, and scored higher on 4 of 5 detectors. HIX Bypass led on GPTZero, Originality.ai, Winston AI and ZeroGPT; SupWriter led on Copyleaks. The overall bypass gap is inside both 95% confidence intervals, so it is not a reliable difference.
Do HIX Bypass and SupWriter keep the original meaning?
SupWriter preserved meaning better, 79.0 vs 76.9 on our 0–100 similarity scale, though the confidence intervals overlap. On readability, SupWriter rated higher, 45.7 vs 34.9. Neither tool drew an output-quality penalty this cycle.