[GPTZero](https://gptzero.me/home)

GPTZero is the most accurate commercial AI detector according to latest benchmark [Read the report](https://gptzero.me/news/gptzero-ai-detection-benchmarking-the-industry-standard-in-accuracy-transparency-and-fairness/)

# AI detector made to Preserve what's human.

GPTZero detects AI content from ChatGPT, GPT-5, Gemini, and checks writing quality to make every word worth reading.

99% Accuracy  
17 million Users  
1 million Educators

Add to Google Docs - it‘s free!! [Chrome Icon](https://gptzero.me/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fcta-chrome.bf45276f.png&w=48&q=75)

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## Premium Features

### Video proof of the writing process. GPTZero in Google Docs

### Advanced Insights. Go beyond a basic AI checker

### Find plagiarism. Try our plagiarism detector

### Improve your writing. Free grammar check and feedback

## OUR TECHNOLOGY

## Leading research in AI content detection modeling

Our AI detection model contains 7 components that process text to determine if it was written by AI. We utilize a multi-step approach that aims to produce predictions that reach maximum accuracy, with the least false positives. Our model specializes in detecting content from ChatGPT, GPT 4, Gemini, Claude and Llama models.

[See how it works](https://gptzero.me/technology)

## FAQs about GPTZero

### What is GPTZero?

GPTZero is the first and leading AI detector that allows you to identify specific content in a document or text that has been generated by a large language model (LLM), such as ChatGPT. Founded in January 2023, GPTZero has served over 10 million users to date and works with 100+ organizations in education, hiring, publishing, legal and more.

### How does AI detection work?

AI detectors work by looking for patterns in text that are more likely to have been written by a machine than a human. Common factors they look for include: Perplexity, Burstiness, and Style. GPTZero uses its proprietary model that considers hundreds of factors and boasts the highest detection accuracy in the industry.

### Is GPTZero’s AI detector accurate?

Yes. Independent benchmarks show that GPTZero is the most accurate AI detector, with a 99% accuracy rate when spotting AI-generated text vs. human writing. This means we correctly classify AI writing 99 out of 100 times and keep misclassification of text to a minimum.

### How do I use GPTZero’s AI detection tool?

You can start using GPTZero straight away in 3 easy steps: 1. Paste Text or Upload Document. 2. See Your Results. 3. Download our Chrome Extension.

### Who is GPTZero for?

GPTZero is the most trusted AI content checker in education, both for teachers and students who use GPTZero to guide conversations on academic integrity and writing improvement.