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.

AI Content Detector and ChatGPT Detector, simple way with High Accuracy. AI Checker & AI Detector Free for AI GPT Plagiarism by ZeroGPT.

Our advanced AI checker tool can detect the latest models, like GPT4 with high accuracy. Note that no AI Detector can provide complete accuracy (see our research).

QuillBot's Free AI Detector - Use our AI checker to analyze text and identify content generated from ChatGPT, GPT-5, Gemini, Claude, and other AI platforms.

Use Grammarly's free AI detector to identify content generated by ChatGPT, GPT5, and Gemini. Our AI checker provides reliable and free results, no sign-up needed.

Originality.ai's Free AI Detector - Use our free AI checker to identify if text was generated from a popular AI platform like ChatGPT, Gemini, Claude, Grok and others.

Winston AI is the industry leading AI content detector and plagiarism checker for ChatGPT, Claude, Google Gemini and more.

GPT Checker is a tool designed to identify AI-generated content, specifically content generated by the GPT model. It analyzes a given text and provides a percentage breakdown of the content …

Paperpal’s AI Detector identifies AI-generated text and highlights AI-written sentences. Free AI checker to detect content from ChatGPT, GPT-5, Gemini and Claude.

Free AI content detector that checks if text is AI-generated with 97% accuracy. Supports GPT-5, Claude 4.5, Gemini 2.5, Qwen3, DeepSeek-V3, and other latest AI models. Analyze text, …