There’s a humorous factor occurring with AI writing in 2026.
AI detectors are getting stricter — however AI writing can be getting smoother. And someplace within the center, instruments like Undetectable AI exist particularly to make AI textual content feel and look human… whereas instruments like NoteGPT’s AI Detector exist to catch it.
This isn’t a standard “Instrument A vs Instrument B” comparability, as a result of they’re not making an attempt to do the identical job.
It’s extra like offense vs protection.
Undetectable AI needs to assist AI writing mix in. NoteGPT’s detector needs to name it out. The true query is: who wins when each are literally used the best way folks use them in actual life?
What’s Undetectable AI?
Undetectable AI is without doubt one of the most recognizable humanizers proper now. The principle enchantment is straightforward: paste AI-generated writing, run it by the device, and get one thing that reads extra naturally — and is much less prone to get flagged by AI detectors.
It’s not nearly swapping synonyms. The great humanizers restructure sentence rhythm, differ phrasing, and take away the “too good” patterns that detectors are likely to latch onto.
The explanation Undetectable AI issues on this matchup is that it’s not making an attempt to generate content material from scratch. It’s making an attempt to rewrite content material in a manner that looks like a real person wrote it — which is a a lot tougher factor for detectors to catch constantly.
In different phrases, if a detector can reliably flag Undetectable AI output, that detector deserves respect.
What’s NoteGPT?
NoteGPT is a wider platform than only a detector. It positions itself as an “AI studying assistant” with instruments like summarizers, chat options, writing helpers, and extra.
However for this text, the main target is simply on one factor:
NoteGPT’s AI Detector.
What NoteGPT’s AI Detector is
NoteGPT’s AI Detector is positioned as a free, no-login device that checks whether or not content material was AI-generated — and it explicitly mentions detecting writing from fashions like ChatGPT, Claude, and Gemini.
Just a few notable factors from the product pages:
- It claims to offer outcomes in seconds, together with a proportion of AI presence.
- It’s marketed as “trusted” and “correct,” with a heavy emphasis on velocity and ease.
- It additionally claims it may possibly examine each textual content and pictures.
That final half is necessary, as a result of NoteGPT isn’t framing this as a purely tutorial detector. It’s making an attempt to cowl extra than simply essays — it’s aiming for common AI content material verification.
Additionally value noting: NoteGPT has separate pages for a “GPT Detector” (particularly calling out ChatGPT / GPT-4 / GPT-5 model detection).
So despite the fact that this text focuses on the detector, it’s fairly clear NoteGPT is treating AI detection as a core characteristic inside a bigger ecosystem.
Can NoteGPT Detect Undetectable AI?
Check #1
Verdict: Undetectable AI bypasses NoteGPT detection.
AI Chance Rating: 0%
Check #2
Verdict: Undetectable AI bypasses NoteGPT detection.
AI Chance Rating: 0%
Check #3
Verdict: Undetectable AI bypasses NoteGPT detection.
AI Chance Rating: 0%
Check #4
Verdict: Undetectable AI bypasses NoteGPT detection.
AI Chance Rating: 0%
Check #5
Verdict: NoteGPT detection confused.
AI Chance Rating: 50.53%
Check #6
Verdict: Undetectable AI fails to create humanized textual content.
AI Chance Rating: 100%
Outcomes
The Backside Line
NoteGPT’s AI Detector has one huge benefit: it’s handy. It’s quick, straightforward to entry, and it offers a fast probability-style verdict with out a lot friction. For informal “intestine examine” scans, that simplicity is good.
However in actual testing, the efficiency simply wasn’t there. In my check set, NoteGPT solely hit 25.09% accuracy — which is a troublesome consequence to work round, even with a small pattern measurement. That’s not a “barely behind” type of rating. That’s the type of rating that makes the detector onerous to belief as quickly because the writing will get even just a little extra nuanced.
And that’s the core concern: most detectors can catch uncooked AI drafts. The tougher case is what folks truly do in 2026 — edit, mix, rewrite, and humanize. That’s precisely the place Undetectable AI shines. Its entire job is to take away the fingerprints detectors search for, and the outcomes right here make it clear that NoteGPT isn’t constantly catching that type of output.
So sure — NoteGPT is fast. However Undetectable AI is built for the real world. And on this matchup, that distinction mattered.
