Winston is the leading AI-generated text detection tool. Their software is able to detect AI-generated copy with a 99% accuracy including content generated by various AI models.

Originality.AI is an AI and plagiarism detector for serious content creators. It offers unlimited scans and can scan any email, document, or website. With Originality.AI’s AI detection module it provides a score from 0-100 on the chance that the content scanned was produced by an AI writing tool.

CopyLeaks is an AI-based platform used by millions worldwide to instantly detect plagiarized content and AI-generated content. It offers personal and enterprise tools that can detect digital content generated by an AI, such as ChatGPT.

GPTZero is a tool that sets the global standard for AI detection. It can detect content generated by models like ChatGPT, GPT3, GPT4, Bard, and others.

AI Content Detector is a tool that checks what percentage of your content is seen as human-generated. It is a free tool where you can paste in text or a URL to find out.

Sapling AI Content Detector is a tool that outputs the probability that a piece of content was AI-generated by a model such as GPT-3.5 or ChatGPT. It can be used as a free AI Writing Detector.

Writecream AI Content Detector is a tool that checks if any content was written by AI or a human. It provides a content originality score and is available for free.

Smodin’s AI content detector is an advanced tool that can distinguish between human-written content and text generated by ChatGPT, Bard, or other AI tools.

AISEO AI Content Detector is a tool that analyzes content and identifies patterns and anomalies indicative of machine-generated content. It’s designed to help users differentiate between human-written and AI-generated content.

StudyCorgi ChatGPT Detector is a tool that analyzes the predictability of each word in a sentence to detect if the text was created by an AI. It’s designed to help students and educators ensure the authenticity of written work.

GPTZero is an AI detection tool that helps identify whether a piece of text has been generated by an AI model. It can detect content generated by models like ChatGPT, GPT3, GPT4, Bard, and others. It’s designed to help users discern between human-written and AI-generated text.

CheckforAI was a free AI content detector for essays, emails, and more. It used to analyze written content for similarities to AI-generated text. However, the service has been sunset to focus on new projects.