Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
GPTZero records 23,246,989 monthly visits with +32.5% month-over-month growth and Freemium, Paid pricing. Scale records 616,915 monthly visits with +12.5% growth and Contact for Pricing pricing.
The data, evaluations and systems behind AI that has to be right.
| Dimension / Metric | ||
|---|---|---|
| Official Domain | gptzero.me | scale.com |
| Pricing Model | Freemium, Paid | Contact for Pricing |
| Monthly Visits | 23.25M (23,246,989) | 616.92K (616,915) |
| MoM Traffic Delta | +5.7M (+32.5%) |
| +68.69K (+12.5%) |
| Primary Market & Share | 🇺🇸 United States (54%) | 🇺🇸 United States (44.2%) |
|---|
| Direct Visits / mo | 7.53M | 191.41K |
|---|
| User Rating | 4.1 | 4.7 |
|---|
| Supported Platforms | Website | Website |
|---|
AI detection and writing verification built for schools and editors
Paste text or upload a document and get an overall AI probability score plus a sentence-by-sentence breakdown of which parts look machine-written.
Flags AI text from major model families including ChatGPT, Gemini, Claude, Llama, and others, rather than training for a single model.
A Chrome extension and Google Docs add-on bring scanning into Gmail, Docs, Classroom, and other surfaces you already work in.
Checks content for copied passages from outside sources so you can separate AI-generation questions from originality questions.
The data, evaluations and systems behind AI that has to be right.
Human-sourced and expert-annotated training data, including specialist contributors with advanced degrees, at the quality bar frontier labs require.
Public leaderboards plus private benchmarks that test model capability and safety for the most ambitious AI developers.
Platform and services teams that pick the right use case, build the system and take ownership of the outcome.
Agentic systems designed around measurable business outcomes across private equity portfolios, energy and healthcare operations.
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.

SpecialistCombines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service.
#2SpecialistCombines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification.

Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.


Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.
SpecialistStreamlines computer vision dataset annotation and model training, but is less suited for general LLM text tasks.

Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition.

Focuses heavily on enterprise data labeling and training data curation, similar to Scale's core annotation business.

Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero.
AI detector that highlights evidence, not just a score

Provides enterprise multimodal annotation and data management tools, but with less emphasis on managed labeling workforces.

SpecialistTailors detection specifically for academic institutions and LMS integrations, but is less optimized for casual web users.

Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
SpecialistCombines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service.
SpecialistCombines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification.
Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.
Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.
SpecialistStreamlines computer vision dataset annotation and model training, but is less suited for general LLM text tasks.
Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition.
Focuses heavily on enterprise data labeling and training data curation, similar to Scale's core annotation business.
Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero.
AI detector that highlights evidence, not just a score
Provides enterprise multimodal annotation and data management tools, but with less emphasis on managed labeling workforces.
SpecialistTailors detection specifically for academic institutions and LMS integrations, but is less optimized for casual web users.