ZeroGPT humanizer: what ZeroGPT publishes and the tools listed on one set of fields
The table lists eight tools in order of the largest request the cheapest paid plan or free tier accepts, largest first, because ZeroGPT scans up to 15,000 characters at a time and a tool that rewrites a document whole gives you one output to check rather than several joined. No column is a ZeroGPT reading. The ZeroGPT column of the published run will be added to this table when the first run publishes. Every figure comes from the vendor's own pricing or product page, checked on 8 November 2026.
None of those lines mentions ZeroGPT's reading, because none can yet.
ZeroGPT's DeepAnalyse page, read 9 November 2026, describes a multi-stage method that "moves from broad text-level analysis toward sentence-level and finer patterns before producing the final assessment", trained on internet text collections, educational datasets and ZeroGPT's own synthetic AI datasets produced with various language models (ZeroGPT, DeepAnalyse technology, read 9 November 2026). ZeroGPT's FAQ names the signals as token patterns, burstiness, entropy and ensemble classifier features, puts its accuracy at "pushing toward >98% on internal evaluations", and recommends analysing at least 150 to 200 words (ZeroGPT, FAQ, read 9 November 2026). The results screen highlights every sentence the model judges AI-written and shows a gauge with the percentage of AI inside the text, and the free checker accepts 15,000 characters per scan.
| What ZeroGPT states | ZeroGPT's own words or figure | Read |
|---|---|---|
| Method | DeepAnalyse, a multi-stage method: macro, sentence and micro analysis; trained on internet, educational and synthetic datasets | 9 November 2026 |
| Signals named | Token patterns, burstiness, entropy, ensemble classifier features (FAQ) | 9 November 2026 |
| Output | Sentence highlighting plus a gauge showing the percentage of AI in the text | 9 November 2026 |
| Detection accuracy | 98.4 percent on the DeepAnalyse page; "pushing toward >98% on internal evaluations" in the FAQ | 9 November 2026 |
| False positive rate | Under 1 percent | 9 November 2026 |
| Coverage | 35 or more language model families | 9 November 2026 |
| Scan limit | 15,000 characters per scan on the free checker; FAQ recommends 150 to 200 words or more | 9 November 2026 |
| Languages | States support for all languages | 9 November 2026 |
| Validation named | None; the DeepAnalyse page labels 98.4 percent a "reported performance metric" and links no study | 9 November 2026 |
Three things about that table matter for a humanizer search. First, all three headline figures are ZeroGPT's own, measured on internal evaluations, and the page links no dataset, no date and no outside study behind them. Second, ZeroGPT publishes no rate for paraphrased or humanized AI text at all. Third, the gauge is a percentage of text judged AI, not a probability that the document is AI-written, and the two are different claims; what any detector's number means is set out in do AI detectors work?.
What is ZeroGPT's own humanizer, and is it independent?
ZeroGPT sells a humanizer beside its detector. Its AI Humanizer page, read 9 November 2026, offers a free tier, tells users to click "Check for AI" to see whether the rewrite is flagged by ZeroGPT's own detector, and offers an Advanced option that the page says is "provided by Undetectable AI". The page states the humanizer keeps the original meaning; it publishes no measurement of that.
| Field | ZeroGPT AI Humanizer, read 9 November 2026 |
|---|---|
| Free tier | Yes; the page states the humanizer is free to use |
| Advanced option | Provided by Undetectable AI, per the page |
| Built-in check | Yes, against ZeroGPT's own detector |
| Named modes | Free and Advanced |
| Per-request cap | Not stated on the page |
A vendor's own detector is not independent evidence about that vendor's humanizer. When the same company sells the rewrite and the check, a human label is the company grading its own work, and the figure to look for is a reading from a detector the vendor does not own, on a dated run, with the input scanned before and after.
Why does this page rank nothing by a ZeroGPT reading yet?
Because a reading is only meaningful with a date, a version and a baseline, and this site has not published a run. The published method scans every output on five detectors, ZeroGPT among them, records ZeroGPT's own gauge reading on the run date with a screenshot, scans each input before humanizing so the change is visible, and counts "pass" only where the detector's own label is human. No detector score should be the only evidence in a misconduct case.
The peer-reviewed record explains the caution. Weber-Wulff and colleagues tested 12 public detectors plus Turnitin and PlagiarismCheck on human, machine, machine-paraphrased and machine-translated text and found that all 14 scored below 80 percent on their accuracy measure and that obfuscation such as paraphrasing lowered performance further (Weber-Wulff et al. 2023, International Journal for Educational Integrity, read 9 November 2026). ZeroGPT's current model was not in that study, and a 2023 study cannot speak for a 2026 reading, which is why a run carries a date.
ZeroGPT states a 98.4 percent detection accuracy, a false positive rate under 1 percent and coverage of more than 35 language model families, all read on its DeepAnalyse page on 9 November 2026. ZeroGPT and GPTZero are different products from different companies: this page is about ZeroGPT, the detector at zerogpt.com, and GPTZero has its own page. A ZeroGPT humanizer search usually means one of two things, a rewriting tool whose output ZeroGPT labels human, or ZeroGPT's own humanizer, and this page covers both without ranking any tool by a reading; the overall list is the AI humanizer rankings and the other audiences sit in the best-for hub.
Updated
Short answer
ZeroGPT states a 98.4 percent detection accuracy, a false positive rate under 1 percent and coverage of more than 35 language model families, all read on its DeepAnalyse page on 9 November 2026, and its free checker takes 15,000 characters per scan. ZeroGPT and GPTZero are different products from different companies; this page is about ZeroGPT, the detector at zerogpt.com, which also sells its own humanizer. No tool is ranked here by a ZeroGPT reading, because this site has published no run yet; the eight humanizers below are listed on stated fields, free tier, cheapest plan, request cap and named modes, and the ZeroGPT column of the published run will join the table when the first run publishes.
Which humanizers are listed for ZeroGPT, and on what fields?
Mode names are the vendor's own and describe a setting, not a measured amount of change. Price is reported, never ranked. Undetectable AI is absent from this table because ZeroGPT's own humanizer page routes its Advanced option to Undetectable AI, so it appears in the section on ZeroGPT's humanizer instead.
| Order | Tool | Best for | Main limitation | Free tier | Cheapest plan (checked on 8 November 2026) | Per-request cap | Named modes | Review |
|---|---|---|---|---|---|---|---|---|
| 01 | Phrasly | Long documents in one request with a strength ladder | Trial costs $2 for three days and caps a request at 800 words | One free humanization a day, up to 500 words, no sign-up (read 9 November 2026); $2 three-day access | Unlimited, $10.99 a month billed annually | 800 trial, 5,000 paid | Balanced, Strong, Max | Review of Phrasly |
| 02 | Clever AI Humanizer | Long documents free, no account | No paid tier to move to if the free service changes | 3,000 words per request, no monthly cap stated | None (free only) | 3,000 words | Normal, Clear & Structured | Review of Clever AI Humanizer |
| 03 | HIX Bypass | Long requests on a small monthly pool | 5,000 words a month on Standard is a few documents | None stated | Standard, 5,000 words a month, $14.99 monthly or $9.99 a month yearly | 3,000 words | Fast, Aggressive, Latest | Review of HIX Bypass |
| 04 | GPTHuman | A 1,000-word request on an entry plan | Trial is 300 words once; no modes named | 300-word trial | Starter, 25,000 words a month, $15 monthly or $8.25 a month billed $99 yearly | 1,000 words (Starter) | None named | Review of GPTHuman |
| 05 | StealthGPT | A large monthly pool | No free tier; $1 three-day trial; the highest list price here | None; $1 three-day trial | Pro, 50,000 words a month, $29.99 monthly | 1,000 words | Not stated on the pricing page | Review of StealthGPT |
| 06 | Walter Writes AI | A strength setting per request and a large monthly pool | 750 words a request on Starter, so a long document is several passes | 300-word trial, no card | Starter, 30,000 words a month, $8 a month billed $96 yearly | 750 words (Starter) | Simple, Standard, Enhanced | Review of Walter Writes AI |
| 07 | WriteHuman | A few short pieces a month | 600 words a request on Basic; 3 free requests a month | 3 requests a month, 250 words each | Basic, 80 requests a month, $12 a month billed yearly or $20 monthly | 600 words (Basic) | Basic, Enhanced quality | Review of WriteHuman AI |
| 08 | BypassGPT | Trying a tool on a short passage free | 80 words per input free, 150 words a month; paid prices did not render for this check | 150 words a month, 80 words per input | Not read (paid tiers did not render on 8 November 2026) | 80 words free | Fast, Creative, Enhanced | Review of BypassGPT |
Which humanizer should you choose if ZeroGPT is the detector you face?
One line per job. Each name links to its full review.
- Choose Phrasly if your documents run past 3,000 words and you will pay for a plan.
- Choose Clever AI Humanizer if you want the whole document rewritten free with no account.
- Choose HIX Bypass if you have a few long documents a month and want a named mode ladder.
- Choose GPTHuman if you want a 1,000-word request on an entry plan and do not need a mode choice.
- Choose StealthGPT if you need a large monthly pool and accept the highest list price here.
- Choose Walter Writes AI if you want to set the strength per request and your sections are under 750 words.
- Choose WriteHuman if you have two or three short pieces a month.
- Choose BypassGPT only to try a tool on an 80-word passage before paying anyone.
- Choose ZeroGPT's own humanizer only if you accept that its built-in check is the vendor checking itself.
What does ZeroGPT publish about its own method?
- Inputs
- 24 texts24 AI-written inputs across six genres plus 6 human-written controls, the same set for every tool.
- Detectors
- 5 namedGPTZero, Originality.ai, Copyleaks, Pangram and ZeroGPT.
- Weights
- Meaning kept35
- Errors introduced20
- Detector pass rate30
- Limits and access15
- Run date
The eight tools on the same fields
Every free tier gets the same fields, in rank order. The disc is the sample number it was poured under in the full run.
Sample 01: Phrasly
Phrasly sells three days of access for $2 and an Unlimited plan at $10.99 a month billed annually, with 800 words per request on the trial and 5,000 paid, and three modes, Balanced, Strong and Max, checked on 8 November 2026.
- Best for
- long documents in one request with a strength ladder.
- Main limitation
- the trial is paid and capped at 800 words a request.
- Free tier
- none; $2 for three days.
- Cheapest plan
- Unlimited, $10.99 a month billed annually, checked on 8 November 2026.
- Per-request cap
- 800 trial, 5,000 paid.
- Named modes
- Balanced, Strong, Max.
Sample 02: Clever AI Humanizer
Clever AI Humanizer is free with no stated monthly cap, accepts 3,000 words per request with no sign-up, and names two modes, Normal and Clear & Structured, checked on 8 November 2026.
- Best for
- long documents free, no account.
- Main limitation
- no paid tier to move to if the free service changes.
- Free tier
- 3,000 words per request, no monthly cap stated.
- Cheapest plan
- none.
- Per-request cap
- 3,000 words.
- Named modes
- Normal, Clear & Structured.
Sample 03: HIX Bypass
HIX Bypass, formerly at bypass.hix.ai, sells Standard at 5,000 words a month for $14.99 monthly or $9.99 a month billed yearly, with a 3,000-word request cap and three modes, Fast, Aggressive and Latest, checked on 8 November 2026.
- Best for
- long requests on a small monthly pool.
- Main limitation
- 5,000 words a month on Standard is a few documents.
- Free tier
- none stated.
- Cheapest plan
- Standard, 5,000 words a month, $9.99 a month billed yearly, checked on 8 November 2026.
- Per-request cap
- 3,000 words.
- Named modes
- Fast, Aggressive, Latest.
Sample 04: GPTHuman
GPTHuman's trial is 300 words and its Starter plan gives 25,000 words a month for $15 monthly or $8.25 a month billed $99 yearly, with a 1,000-word request cap and no modes named, checked on 8 November 2026.
- Best for
- a 1,000-word request on an entry plan.
- Main limitation
- the trial is 300 words once, and no mode lets you ask for a lighter rewrite.
- Free tier
- 300-word trial.
- Cheapest plan
- Starter, 25,000 words a month, $8.25 a month billed $99 yearly, checked on 8 November 2026.
- Per-request cap
- 1,000 words on Starter.
- Named modes
- none named.
Sample 05: StealthGPT
StealthGPT has no free tier, sells a $1 three-day trial, caps a request at 1,000 words and prices Pro at 50,000 words a month for $29.99 monthly, with no modes named on the pricing page, checked on 8 November 2026.
- Best for
- a large monthly pool.
- Main limitation
- no free tier and the highest monthly list price on this page.
- Free tier
- none; $1 three-day trial.
- Cheapest plan
- Pro, 50,000 words a month, $29.99 monthly, checked on 8 November 2026.
- Per-request cap
- 1,000 words.
- Named modes
- not stated on the pricing page.
Sample 06: Walter Writes AI
Walter Writes AI documents three modes, Simple, Standard and Enhanced, and its Starter plan gives 30,000 words a month for $8 a month billed $96 yearly with a 750-word cap per request, checked on 8 November 2026. The trial is 300 words with no card.
Vendor site: Walter Writes AI.
- Best for
- a strength setting per request and a large monthly pool.
- Main limitation
- 750 words a request on Starter turns a long document into several passes; the 1,500-word cap needs Pro.
- Free tier
- 300-word trial, no card.
- Cheapest plan
- Starter, 30,000 words a month, $8 a month billed $96 yearly, checked on 8 November 2026.
- Per-request cap
- 750 words on Starter.
- Named modes
- Simple, Standard, Enhanced.
Sample 07: WriteHuman
WriteHuman's free plan allows 3 requests a month at 250 words each, and Basic gives 80 requests a month at 600 words each for $12 a month billed yearly or $20 monthly, with Basic and Enhanced quality settings, checked on 8 November 2026.
- Best for
- a few short pieces a month.
- Main limitation
- 600 words a request on Basic, and the free tier is three requests.
- Free tier
- 3 requests a month, 250 words each.
- Cheapest plan
- Basic, 80 requests a month, $12 a month billed yearly, checked on 8 November 2026.
- Per-request cap
- 250 free, 600 on Basic.
- Named modes
- Basic, Enhanced quality.
Sample 08: BypassGPT
BypassGPT's free tier is 150 words a month at 80 words per input, with three modes, Fast, Creative and Enhanced, checked on 8 November 2026; its paid prices load client-side and did not render for that check, so no paid plan is stated here.
- Best for
- trying a tool on a short passage before paying anyone.
- Main limitation
- 80 words per input free is a few sentences, and the paid prices could not be read.
- Free tier
- 150 words a month, 80 words per input.
- Cheapest plan
- not read on 8 November 2026.
- Per-request cap
- 80 words free.
- Named modes
- Fast, Creative, Enhanced.
Why do ZeroGPT humanizer lists disagree with each other?
Because most of them paste one text into ZeroGPT on one day and report the gauge, with no date, no baseline and no record of which model ZeroGPT was running. ZeroGPT's figures are its own, its model changes without an announcement, and its own humanizer checks itself against its own detector. This page lists stated features and limits, which change only when a vendor edits a page, and the corrections log records each change. When the first run publishes, the ZeroGPT column will carry the run date, the gauge reading from ZeroGPT's own screen, and the baseline reading for every input.
Questions about AI humanizers for zerogpt
What is a ZeroGPT humanizer?
A ZeroGPT humanizer is any rewriting tool a person runs on AI text before checking it in ZeroGPT, and ZeroGPT itself sells one: its AI Humanizer page, read 9 November 2026, offers a free tier and routes an Advanced option to Undetectable AI.
Are ZeroGPT and GPTZero the same product?
No: ZeroGPT (zerogpt.com) and GPTZero (gptzero.me) are different products from different companies with different published methods and figures, and this site keeps a separate page for GPTZero.
How does ZeroGPT say its detector works?
ZeroGPT describes a multi-stage method it calls DeepAnalyse that moves from text-level to sentence-level to finer patterns, trained on internet text, educational datasets and its own synthetic AI datasets, and its FAQ names token patterns, burstiness and entropy as signals, both read on 9 November 2026.
What accuracy does ZeroGPT publish?
ZeroGPT states 98.4 percent detection accuracy, a false positive rate under 1 percent and coverage of 35 or more language model families on its DeepAnalyse page, and its FAQ describes the accuracy as pushing toward more than 98 percent on internal evaluations, both read on 9 November 2026; the pages name no independent study.
How much text can ZeroGPT check for free?
ZeroGPT's free checker shows a limit of 15,000 characters per scan, roughly 2,000 to 2,500 English words, read on 9 November 2026, and its FAQ recommends analysing at least 150 to 200 words for a useful result.
Which humanizer gets a human label from ZeroGPT?
This site has published no run, so it names no tool on that measure; the published method checks every output on ZeroGPT and four other detectors, and the ZeroGPT column will be added when the first run publishes.
Is ZeroGPT's own humanizer independent of its detector?
No: the same company sells both, and ZeroGPT's humanizer page tells users to check their rewrite with ZeroGPT's detector, read 9 November 2026, so a human label from that pairing is a vendor checking its own work.
Is a ZeroGPT percentage proof that text is AI-written?
No detector score should be the only evidence in a misconduct case; peer-reviewed testing of public detectors found none reliable enough to carry a case on its own, and ZeroGPT publishes no independent validation of its figures.
Sources
- ZeroGPT, DeepAnalyse technology, read 9 November 2026: Multi-stage method; training data; 98.4 percent accuracy; under 1 percent false positives; 35 or more model families
- ZeroGPT, FAQ, read 9 November 2026: Signals named; more than 98 percent on internal evaluations; 150 to 200 words recommended
- ZeroGPT, AI detector screen, read 9 November 2026: 15,000-character scan limit; sentence highlighting and gauge
- ZeroGPT, AI Humanizer page, read 9 November 2026: Free tier; Advanced option provided by Undetectable AI; built-in check against ZeroGPT's detector
- Weber-Wulff et al. 2023, read 9 November 2026: 14 tools below 80 percent; obfuscation lowers performance
- Vendor pricing and product pages, checked 8 November 2026: Plans, request caps and modes for all eight tools
Revision log
| Page published. |




