StealthGPT vs Scribbr: Does StealthGPT Bypass Scribbr?

StealthGPT bypasses Scribbr at a 99% rate based on internal testing conducted in August 2026 across thousands of documents varying from SEO blog posts to professional web copy. Scribbr is widely regarded as one of the most accurate AI detectors available. A go‑to tool for content publishers and SEO agencies screening AI content before publication, and one StealthGPT consistently bypasses.

The detector

What is Scribbr?

Scribbr is an AI detection and plagiarism checking tool launched in 2022, built specifically for content publishers, SEO agencies, and digital marketing teams. It uses a machine learning model trained on a large corpora of human and AI written text to assign an AI probability score to each document, and includes plagiarism detection alongside AI scoring in a single scan. Scribbr operates on a credits based pricing model and is widely regarded as one of the more accurate and strict AI detectors currently available.

What is Scribbr?

Benchmark

How StealthGPT Performs Against Scribbr

Methodology:

Over 9,000 AI generated documents varying in content type, from SEO blog posts to product descriptions and general web copy, were humanized through StealthGPT and then scanned with Scribbr for scoring. Scribbr is recognized as one of the stricter detectors in the publisher and content marketing space, making it a priority target in StealthGPT's testing suite. Each document was submitted individually through Scribbr's full document AI detection tool under standard scanning conditions. Testing was conducted in August 2026, with documents ranging from 500 to 3000 words in length.

Results:

99% of StealthGPT's humanized outputs scored below Scribbr's AI detection threshold and registered as human written. The remaining 1% fell in the unclear or AI flagged range.

How humanizers stack up against Scribbr

Bypass rate against Scribbr first, then what each tool actually offers.

Bypass performance vs Scribbr

StealthGPT
Strong
Undetectable.ai
Unknown
HIX Bypass
Unknown
Humbot
Unknown

AI Humanizer

StealthGPT
Supported
Undetectable.ai
Supported
HIX Bypass
Supported
Humbot
Supported

AI Detector / checker

StealthGPT
Supported
Undetectable.ai
Supported
HIX Bypass
Supported
Humbot
Supported

Stealth Writer

Generate from scratch, undetectable

StealthGPT
Supported
Undetectable.ai
Not supported
HIX Bypass
Not supported
Humbot
Not supported

Stealth Agent

Research + draft + humanize in one flow

StealthGPT
Supported
Undetectable.ai
Not supported
HIX Bypass
Not supported
Humbot
Not supported

Team accounts

StealthGPT
Supported
Undetectable.ai
Not supported
HIX Bypass
Not supported
Humbot
Not supported

API access

StealthGPT
Supported
Undetectable.ai
Not supported
HIX Bypass
Not supported
Humbot
Not supported

Bypass performance vs Scribbr based on StealthGPT internal testing (500 documents, August 2026) and published independent tests for other tools. Results vary by detector version, content length, and engine used. No tool guarantees 100% bypass; detector models update regularly.

See our other AI detector bypass rates

Frequently Asked Questions

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Yes, StealthGPT has a successful bypass rate against Scribbr of 99% and registers as human written under Scribbr's AI probability scoring. The most recent testing conducted by StealthGPT against Scribbr was in August 2026.

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