GPTZero - Trusted by Over a Million Users: The Free AI Content Detection Tool You Need

GPTZero is an AI content detection tool that identifies and analyzes whether input text was created by AI, distinguishing between human-authored and AI-generated content. Supporting sentence, paragraph, and document-level AI content detection, the tool was developed by Edaward Tian from Princeton University and launched in January 2023 to address industry concerns about AI-generated content originality and plagiarism. Upon its release, GPTZero attracted attention from major media outlets such as The New York Times, The Washington Times, Forbes, and Wired.

To date, GPTZero has served over 2.5 million users globally and collaborated with over 100 organizations in education, recruitment, publishing, legal, and other sectors.

Core Features of GPTZero

Multi-Model Detection: Supports identifying content generated by major AI models including ChatGPT, GPT-4, Bard, LLaMA, and others.
Multi-Format Compatibility: Allows direct online text input or file uploads in formats like .pdf, .doc, .docs, and .txt for detection.
Browser Extension Real-Time Detection: Offers a Chrome browser plug-in to detect and analyze whether internet content is AI-generated during browsing.
Batch File Scanning: Enables uploading multiple files at once for AI content detection, saving time on repetitive submissions.

GPTZero’s Pricing

Free Basic Plan: Supports monthly detection and scanning of 10,000 characters, with batch scanning for 10 files.
Paid Starter Plan: $10/month, offering 150,000 characters/month and batch scanning for 10 files.
Paid Advanced Plan: $16/month, providing 300,000 characters/month and unlimited batch file scanning.

FAQs

Is GPTZero free?

GPTZero offers a free version where free users can detect and scan up to 10,000 words per month, supporting batch scans of 10 files.

How does GPTZero detect AI content?

GPTZero uses machine learning and natural language processing algorithms trained on a large corpus of human-written and AI-generated texts to compare and predict the originality of user-input content.

Does GPTZero only detect ChatGPT?

No, GPTZero supports detection of GPT-4, GPT-3, GPT-2, LLaMA, and other AI services based on these models.