AI Detector - Free AI Checker for ChatGPT, GPT-5 & Gemini
GPTZero detects AI content from ChatGPT, GPT-5, Gemini, and checks writing quality to make every word worth reading.
The Best AI Detector for Machine Learning Engineers | GPTZero
Keep training data clean with GPTZero's AI detector for machine learning. Filter AI-generated text via fast REST API, granular scores, and on-prem options
#1 AI Detector for Writers - Prove Your Originality Instantly
Free AI detector for writers. Identify AI-written content, get actionable edits, and prove originality with GPTZero's free AI writer checker.
GPTZero Technology - AI Detection
GPTZero's AI Detection Technology As pioneers in AI detection, GPTZero incorporates the latest research in detecting ChatGPT, GPT4, Google-Gemini, Llama, and new AI models, and investigating …
AI Detector Chrome Extension for Webpages & Google Docs
Detect AI-generated content in any text as you browse the internet. GPTZero's free AI detector Chrome extension supports better writing.
Frequently asked questions - GPTZero
What is GPTZero? GPTZero is the most trusted AI detector for checking if content was written by an LLM such as ChatGPT, GPT-5, GPT-4, Gemini, or Copilot. GPTZero tells you where AI is used at …
The #1 AI Detector for Students - Join 10 Million Users | GPTZero
GPTZero is the #1 AI Detector for Students. Check AI-written text, improve essays, and get plagiarism checks with free and advanced student plans.
GPTZero 2025 Benchmarks: How we detect ChatGPT o1
Jan 13, 2025 · GPTZero expands its AI detection coverage of LLMs to OpenAI’s latest reasoning models; see our internal benchmarking on how we compare to other AI detectors.
The #1 AI Detector for Teachers - Join 380K Educators | GPTZero
Use GPTZero’s AI detector for teachers to preserve academic integrity, elevate classwork, and streamline grading, identify AI-generated text and check for plagiarism.
Online Plagiarism Checker - Free & Accurate Plagiarism Detector
Detect plagiarism from your text quickly and accurately. Our free plagiarism checker scans essays, research papers, or code, highlights matches, and provides easy-to-read plagiarism percentage reports.