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October 2026 results: WriteHuman holds #1, StealthGPT jumps to #2. Read the analysis →
HumanizerBench

Head to head · October 2026 cycle

Phrasly vs StealthGPT

StealthGPT finished 12.7 points ahead of Phrasly in the October 2026 cycle, 74.50 to 61.79, ranking #2 against #12 in a field of 14. StealthGPT scored higher on 0 of 6 detectors and 6 of 6 writing categories. Phrasly came out ahead on ZeroGPT (94.3 vs 77.3), Pangram (85.6 vs 69.9) and bypass rate (95.3 vs 88.1). The bypass-rate gap, 95.3 to 88.1, sits inside both tools' 95% confidence intervals, so treat bypass as a draw.

61.79 /100
overall score
#12 /14
rank ▼ 4
+12.71
StealthGPT leads →
Detectors
5 – 0 (1 tie)
Categories
0 – 6
Components
2 – 3
74.50 /100
overall score
#2 /14
rank ▲ 7

30 prompts · Last tested · Methodology v1.3.0

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 →

Bypass rate CIs overlap Phrasly by 7.2
95.3 88.1
Meaning preservation CIs overlap StealthGPT by 11.9
49.9 61.8
Readability StealthGPT by 28.4
44.2 72.6
Consistency Phrasly by 6.0
96.9 90.9
Penalties fewer is better StealthGPT by 8.0
−11.0 −3.0

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. Phrasly took 5 of 6, with 1 tied.

GPTZero Phrasly by 3.8
98.6 94.8
Originality.ai Phrasly by 0.3
96.6 96.3
Copyleaks Even
100.0 100.0
Winston AI Phrasly by 6.6
97.0 90.4
ZeroGPT Phrasly by 17.0
94.3 77.3
Pangram Phrasly by 15.6
85.6 69.9

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 →

Academic Essay Application Essay Blog Post Marketing Copy Discussion Board News Article Academic Essay: Phrasly 63.7 · StealthGPT 73.6 Application Essay: Phrasly 63.6 · StealthGPT 73.4 Blog Post: Phrasly 57.8 · StealthGPT 70.4 Marketing Copy: Phrasly 45.8 · StealthGPT 69.7 Discussion Board: Phrasly 52.9 · StealthGPT 57.2 News Article: Phrasly 16.8 · StealthGPT 84.0
Phrasly StealthGPT Outer ring = 100
Academic Essay 6 prompts StealthGPT by 9.9
63.7 73.6
Application Essay 6 prompts StealthGPT by 9.8
63.6 73.4
Blog Post 6 prompts StealthGPT by 12.6
57.8 70.4
Marketing Copy 6 prompts StealthGPT by 24.0
45.8 69.7
Discussion Board 3 prompts StealthGPT by 4.3
52.9 57.2
News Article 3 prompts StealthGPT by 67.3
16.8 84.0

Head-to-head history

Overall score in every cycle both tools were tested. StealthGPT has finished ahead in 3 of 5 shared cycles.

40 50 60 70 80 June 2026 July 2026 August 2026 September 2026 October 2026 June 2026: StealthGPT 71.47 (#7) June 2026: Phrasly 71.10 (#8) July 2026: StealthGPT 61.52 (#8) July 2026: Phrasly 61.47 (#9) August 2026: StealthGPT 45.55 (#12) August 2026: Phrasly 63.30 (#7) September 2026: StealthGPT 65.10 (#9) September 2026: Phrasly 67.58 (#8) October 2026: StealthGPT 74.50 (#2) October 2026: Phrasly 61.79 (#12) 61.8 74.5
Phrasly StealthGPT
Cycle Phrasly StealthGPT Margin
October 2026 61.79 #12 74.50 #2 → 12.7
September 2026 67.58 #8 65.10 #9 ← 2.5
August 2026 63.30 #7 45.55 #12 ← 17.8
July 2026 61.47 #9 61.52 #8 → 0.1
June 2026 71.10 #8 71.47 #7 → 0.4

Where each one wins

Every measure above that one tool won outright, largest margin first within each group.

Phrasly

7 wins
  • Bypass rate Score 95.3 vs 88.1
  • Consistency Score 96.9 vs 90.9
  • ZeroGPT Detector 94.3 vs 77.3
  • Pangram Detector 85.6 vs 69.9
  • Winston AI Detector 97.0 vs 90.4
  • GPTZero Detector 98.6 vs 94.8
  • Originality.ai Detector 96.6 vs 96.3

StealthGPT

9 wins
  • Penalties Score −3.0 vs −11.0
  • Readability Score 72.6 vs 44.2
  • Meaning preservation Score 61.8 vs 49.9
  • News Article Category 84.0 vs 16.8
  • Marketing Copy Category 69.7 vs 45.8
  • Blog Post Category 70.4 vs 57.8
  • Academic Essay Category 73.6 vs 63.7
  • Application Essay Category 73.4 vs 63.6
  • Discussion Board Category 57.2 vs 52.9

Same prompt, both outputs

Both tools were given this AI-written passage in the October 2026 cycle. Below it is what each one returned. This prompt was picked by a fixed rule, not by how the tools scored.

Cover Letter · Application Essay · written by gpt-6-sol · 393 words

Dear Hiring Manager,

I am excited to apply for the freelance documentary editor position. I love shaping real stories into films that feel honest, engaging, and memorable. Your project offers the chance to do what I value most as an editor: find the emotional thread in a wealth of material and build a narrative that respects both the people on screen and the audience watching.

My approach begins with listening. Before I make major cuts, I spend time with the footage, interviews, and production notes to understand what the contributors are saying and what may be unfolding beneath the surface. From there, I look for a structure that gives the story momentum without forcing it into a shape it does not fit. I pay close attention to pacing, transitions, and the relationship between dialogue, images, and sound, while keeping the film’s central question in view.

Freelance work has taught me to be both collaborative and self directed. I welcome thoughtful feedback, communicate clearly about editorial choices, and stay organized through revisions and delivery. I am comfortable working closely with directors and producers to test different approaches, whether that means rethinking an opening, tightening an interview sequence, or finding a more satisfying ending. I also know when to step back, offer a fresh perspective, and let the strongest moments breathe.

What draws me to documentary editing is the balance of craft and responsibility. A strong cut can create tension, clarity, and feeling, but it should never lose sight of the real people behind the footage. I aim to build trust with collaborators by handling sensitive material carefully, flagging questions early, and remaining open to nuance. When a story changes direction in the edit, I see that not as a setback but as an opportunity to follow what the material reveals.

I would bring curiosity, patience, and a sharp eye for story to this project. I can adapt to your workflow, maintain a reliable editing schedule, and provide clear versions for review so the team can make decisions efficiently. Whether the assignment calls for a rough cut, fine cut, or targeted sequence work, I would be glad to help bring the documentary to its strongest form.

Thank you for considering my application. I would welcome the opportunity to discuss the project, your editorial goals, and how I could contribute to the team.

Sincerely, [Your Name]

Show the full input

340 words (input 393)

Dear Hiring Manager,

I would like to apply for the open freelance documentary editor position. I enjoy taking stories that happen in real life and creating films out of them. This opportunity allows me to do what I enjoy about editing documentary's. Digging through material and creating a storyline that honors the people who were filmed as well as those who will be watching.

When I first receive material from a client I tend to listen. Hear what people may have to say or think they may be hinting at something else. I then start to figure out what may flow best for the film. Trying to pace and transition different clips together while thinking about how your question may play into this film.

Since I've been working as a freelancer I've learned to accept constructive criticism. Be able to explain my decisions when cutting and how I think something should play out. Whether that be working with the director to see if they want something to open up more or maybe tighten an interview down and end on a better note. I've also learned when to step away and give others an opinion.

Documentary editing allows me to edit with emotion but still honor what's going on in front of the camera. You can edit tension into your film and tell your audience certain emotions. But remember there are people behind these clips as well. When you start working with other people you need to make sure they trust you with their material. There will be times where the story changes once you start editing which I don't mind following the new story line.

I think I could help you out by providing these qualities to your project. I'm also able to keep my edits up to date and can send you files that will allow you to make quicker decisions. Please let me know if you have any questions about myself or what I can provide to help with your documentary.

Thank you for your time

[Your Name]

Show the full output
  • GPTZero0.60passed
  • Pangram0.00caught
  • Winston AI1.00passed
  • ZeroGPT0.95passed
  • Copyleaks1.00passed
  • Originality.ai1.00passed

Passed 5 of 6 detectors.

Every Phrasly run in October 2026 →

474 words (input 393)

Dear Hiring Manager,

Thank you for taking a look at my application for your freelance documentary editor position. Documentary films are incredibly special to me, both to make and to watch. For me, documentary is a medium that balances craft and tension with structure and story, while also balancing the need to be responsible to the material and the people on screen. My favorite aspect of documentary editing is collaborating with directors and producers to try many different approaches to a project. Below are some of my guiding principles that I think are key to a successful collaboration.

Before diving into an edit, I find it's helpful to spend some time looking through footage, hearing the interviews, and going over any notes. It's helpful for me to get a sense not only for what contributors are saying, but also what might be said between the lines. Then, once the structure has been built, it's exciting to dive into the nitty-gritty of an edit, making decisions about pace, transitions, dialogue, images, balancing, etc. As you're cutting, always keep in mind what question your film is trying to answer.

Building a structure that makes sense and has some forward momentum is key. At times, this can be a long and difficult process; there's no recipe for success. However, I've learned to be curious and patient with the process, trusting that a shape will reveal itself. For me, structure is not a box into which the film must fit; I've had good luck letting the shape of a story emerge from the reality I was lucky enough to capture.

When working as a freelancer, it's important to strike a balance between self-direction and clear, frequent communication. I've found it's always better to hear concerns or questions earlier rather than later. Sometimes this is particularly true when dealing with sensitive or challenging material. Showing care in these moments goes a long way in creating a foundation of trust. Being up front about intentions and keeping a sense of nuance can help your collaborator see where you're coming from and keep us on the same page. Some common challenges might be reshaping an introduction, trimming an interview, or landing an ending. Sometimes a film wants to go in a different direction than originally intended. These moments can be treated not as setbacks, but as discoveries.

Throughout the process, I make sure to keep the editing schedule as consistent as possible, providing clear versions for notes. I can easily slip into existing workflows and am happy to discuss any expectations you may have for our working relationship, especially in terms of the scope of the position. Whether you're looking for assistance with rough and fine cuts, or just certain sequences in your film, I'm flexible and am looking forward to hearing from you soon.

Thank you for your time, -Main

Show the full output
  • GPTZero1.00passed
  • Pangram1.00passed
  • Winston AI0.23caught
  • ZeroGPT0.55passed
  • Copyleaks1.00passed
  • Originality.ai1.00passed

Passed 5 of 6 detectors.

Every StealthGPT run in October 2026 →

Each chip is one detector's score for that output, from 0 (AI) to 1 (human). A score of 0.50 or higher counts as a pass and shows green; below that the detector caught it and the chip shows red.

Questions people ask

Is Phrasly better than StealthGPT?

StealthGPT finished 12.7 points ahead of Phrasly in the October 2026 cycle, 74.50 to 61.79, ranking #2 against #12 in a field of 14. StealthGPT scored higher on 0 of 6 detectors and 6 of 6 writing categories. Both tools ran the same 30 prompts, scored by the same 6 detectors, under methodology v1.3.0; every input, output and verdict is published.

Which bypasses AI detectors better, Phrasly or StealthGPT?

Phrasly posted the higher bypass rate, 95.3 vs 88.1, and scored higher on 5 of 6 detectors. Phrasly led on GPTZero, Originality.ai, Winston AI, ZeroGPT and Pangram. The overall bypass gap is inside both 95% confidence intervals, so it is not a reliable difference.

Do Phrasly and StealthGPT keep the original meaning?

StealthGPT preserved meaning better, 61.8 vs 49.9 on our 0–100 similarity scale, though the confidence intervals overlap. On readability, StealthGPT rated higher, 72.6 vs 44.2. Penalties this cycle: Phrasly −11.0, StealthGPT −3.0.