GPTZero
The World's #1 AI Content Detector with over 8 Million Users
VS
Plagium AI Detector
Verify content authenticity with advanced AI text detection.
Detailed comparison
Criteria
GPTZero
Plagium AI Detector
Pricing
Freemium
Freemium
Plans & pricing
Free: Free, Enterprise: Custom
—
Free trial
No
—
Audience
b2c
b2c
Platforms
Web
—
API
No
—
Open Source
Proprietary
—
Categories
Security, information technology & services, AI content detection
Security, government administration, AI content detection
Popularity
Very High
High
Description
GPTZero is the best free AI detector, trusted by over 8 million users. Simply paste your text to instantly get an overall AI score and advanced senten...
The Plagium AI Detector is a sophisticated online tool designed to accurately identify text generated by artificial intelligence models. Leveraging ad...
Pricing
GPTZero
Freemium
Plagium AI Detector
Freemium
Plans & pricing
GPTZero
Free: Free, Enterprise: Custom
Plagium AI Detector
—
Free trial
GPTZero
No
Plagium AI Detector
—
Audience
GPTZero
b2c
Plagium AI Detector
b2c
Platforms
GPTZero
Web
Plagium AI Detector
—
API
GPTZero
No
Plagium AI Detector
—
Open Source
GPTZero
Proprietary
Plagium AI Detector
—
Categories
GPTZero
Security, information technology & services, AI content detection
Plagium AI Detector
Security, government administration, AI content detection
Popularity
GPTZero
Very High
Plagium AI Detector
High
Description
GPTZero
GPTZero is the best free AI detector, trusted by over 8 million users. Simply paste your text to instantly get an overall AI score and advanced senten...
Plagium AI Detector
The Plagium AI Detector is a sophisticated online tool designed to accurately identify text generated by artificial intelligence models. Leveraging ad...
Features
GPTZero
Multi-model AI detection (ChatGPT, GPT-5, Gemini)
Overall AI score and sentence by sentence analysis
Instant text pasting for detection
Scan potential AI text in any document
Free AI checking
Plagium AI Detector
AI-generated text identification
Content authenticity scoring
Highlighting of suspicious passages
Support for various text lengths
User-friendly interface
Key differentiators
GPTZero
- Trusted by 8M+ users
- Advanced sentence-by-sentence AI detection
- Multi-model AI detection
Plagium AI Detector
Other comparisons
FAQ: GPTZero vs Plagium AI Detector
GPTZero: The World's #1 AI Content Detector with over 8 Million Users. Plagium AI Detector: Verify content authenticity with advanced AI text detection.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. GPTZero is freemium and Plagium AI Detector is freemium.
The best choice between GPTZero and Plagium AI Detector depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Both are primarily designed for individuals. The choice depends on which specific features you need.
GPTZero offers: Multi-model AI detection (ChatGPT, GPT-5, Gemini), Overall AI score and sentence by sentence analysis, Instant text pasting for detection, Scan potential AI text in any document. Plagium AI Detector offers: AI-generated text identification, Content authenticity scoring, Highlighting of suspicious passages, Support for various text lengths.
Based on our data, GPTZero currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.