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GPTZero

AI Detector - Free AI Checker for ChatGPT, GPT-6 & Gemini

Monthly visits
17.5M
Pricing
Free
Individual, Individual (annual), Team, Team
Added
May 08 2023

About GPTZero

GPTZero is an AI content detector aimed at educators, writers, and organizations that need to identify AI-generated text and assess writing quality. It provides tools to classify content from AI models such as ChatGPT, GPT-6, Gemini, and others, and includes features to verify authentic writing through video replay and reporting. The tool is positioned as a resource for classrooms, publishers, recruiters, and professionals who rely on authentic prose.

GPTZero offers detection that highlights AI-used portions of text and provides explanations for why content is AI-generated. It supports integration into common workflows like Google Docs and LMS systems, and it offers reporting, privacy protections, and options to verify writing through additional artifacts. The product emphasizes responsible use and aims to help users understand and manage AI-written content in educational and professional contexts.

GPTZero provides a range of integrations, including browser extensions and LMS connections, with options for API access and enterprise security. It specifies compatibility with multiple languages and notes data handling practices, access control, and compliance considerations.

Use cases

  • Education — teachers assess student writing for authenticity.

Key features

  • Classify AI text from major AI models, from ChatGPT to Gemini, Llama, Claude and more.
  • View AI detection and typing pattern metrics on any page.
  • Video replay and human writing verification to prove authentic voice.
  • Integrates with LMS like Canvas and Google Classroom.
  • Plagiarism detector and AI writing tutor features.

Pros and cons

Pros

Offers video replay and writing reports for verification

Pricing

Individual
$0/ month
Monthly
  • AI content detection
  • Writing feedback tools
  • Writing reports
Individual (annual)
$0/mo × 12
Annual
  • AI content detection
  • Writing feedback tools
  • Writing reports
Team
$0/ month
Monthly
  • Shared team credits
  • Unified billing and seat management
Team
$0/ month
Annual
  • Shared team credits
  • Unified billing and seat management

Reviews

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Frequently asked questions

What is GPTZero?
GPTZero is the most trusted AI detector for checking if content was written by an LLM such as ChatGPT, GPT-4, GPT-5, GPT-6, Gemini, or Copilot.
How do I use GPTZero?
GPTZero's free AI Detector is trusted by teachers & writers as the best AI checker for ChatGPT, GPT-6 & Gemini. Get detailed explanations from the best advanced AI checker on why text is AI-written.
Does GPTZero detect only ChatGPT outputs?
No, GPTZero works robustly across a range of AI language models, including but not limited to ChatGPT, GPT-3, GPT-4, GPT-5, GPT-6, Gemini, Claude, and AI services based on those models.
Is data from API calls stored?
No. We do not store or collect the documents passed into any calls to our API.

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