Developers get API access for building AI detection into their own apps
AI tools for Editors
3,775 live tools · ranked by monthly traffic and community votes · dead links removed automatically
Writing confidence that follows you everywhere
Used by over 10 million teachers and students across more than 100 countries, GPTZero detects AI-generated text across major language models while providing a suite of writing verification tools
ZeroGPT Plus can detect if text came from AI with high accuracy
The free plan hands you 5,000 characters per check
Most AI detectors promise perfect accuracy
Pangram Labs makes an AI detector that checks whether text was written by a person or generated by a language model.
Trinka is an AI writing assistant and grammar checker aimed at academic and technical writing.
Scribbr Plagiarism Checker compares a document with a database of 99 billion web pages and 8 million publications and shows where the text matches existing sources.
Winston AI is an AI content detector and plagiarism checker built for education, SEO, and writing.
Sapling AI Detector scores pasted text or uploaded PDF and Word files for the probability that a model wrote it.
Illuminarty detects whether an image or a piece of text was created by AI.
Copyleaks is a content authenticity platform that checks whether text was written by AI and whether it copies existing sources.
ZeroGPT processes text quickly to detect AI-generated content
Dechecker AI breaks down AI detection differently
Detect.ai combines an AI content detector with a humanizer in a single browser tool.
This service cross-references citations against millions of academic papers, journals, and books in leading databases
Humanizer AI is an editing room for AI-assisted drafts.
OmniDetect is an AI content detector that focuses on what to fix before you submit a piece of writing.
AI detectors slam you with word limits
Smodin is an AI writing toolkit that puts an AI content detector, an AI humanizer, a plagiarism checker, an AI writer, a rewriter and an AI chat assistant in one account.
Undetectable AI bundles an AI text detector, an AI humanizer and an AI image detector into one account.
Scribbr AI Detector is a free checker that estimates whether a piece of writing was produced by an AI model.
Turnitin is an academic integrity suite that schools, universities, and research organizations use to verify originality and deal with AI-written text.