AI Detector Chrome Extension
Our Chrome Extension is easy to use and will help you check AI content generated anywhere you go on the web. Get 1,000 extra free credits when you install it.
Winston AI is the industry leading AI content detector with best-in-class accuracy across ChatGPT, Gemini, Claude, and much more.
Your text
0
words
0/1800
characters
Human Score
Your human score will appear here once you scan your text.
By using this tool, you agree to our terms of service and privacy policy. This site is protected by reCAPTCHA and the Google Privacy and Terms of apply.
Your text
Sign up to unlock the full assessment
Detailed AI Prediction Map
A sentence by sentence breakdown of the content driving the Human score down
Writing Feedback
Deep writing analysis, with ideas to improve readability, and engagement with your content.
Plagiarism Check
Highlighted plagiarized sections with detailed sources and citations management.
Exportable Reports
Download your results for documentation or sharing.
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras sit amet tempor quam. Morbi tincidunt ante a metus porttitor fermentum ut ac ante. Maecenas lectus sem, tempor in volutpat at, tincidunt et nibh. Sed pulvinar feugiat
molestie. Integer non tortor ante. Maecenas volutpat venenatis mi et gravida. Curabitur cursus euismod enim. Nunc blandit sem eget consectetur imperdiet. Donec ligula nisi, commodo sit amet ultrices auctor, mollis id est. Donec eleifend purus sed nunc aliquet, feugiat convallis diam viverra.
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras sit amet tempor quam. Morbi tincidunt ante a metus porttitor fermentum ut ac ante. Maecenas lectus sem, tempor in volutpat at, tincidunt et nibh. Sed pulvinar feugiat
molestie. Integer non tortor ante. Maecenas volutpat venenatis mi et gravida. Curabitur cursus euismod enim. Nunc blandit sem eget consectetur imperdiet. Donec ligula nisi, commodo sit amet ultrices auctor, mollis id est. Donec eleifend purus sed nunc aliquet, feugiat convallis diam viverra.
0
words
0
characters
Human Score
Accurate
Industry-leading 99.98% accuracy rate.
Secure & Encrypted
All scans are encrypted. We never store or share your data.
Trusted
Used by millions of educators and professionals worldwide.
Featured in
Featured in
Best AI Detector with a complete Suite for integrity management
AI Detector
Enterprise-grade AI content detection that flags likely AI-generated text with accuracy.
Plagiarism
Identify plagiarism with precise highlights and streamlined source handling.
Similarity Checker
Measure textual overlap across documents to spot reused or lightly edited content within your corpus.
Readability Score Checker
Our score will help you simplify language for accessibility or maintain depth for expert readers.
Writing Feedback
Actionable suggestions to improve clarity, structure, tone, and flow. Elevate your content.
Grammar Checker
Catch and correct grammar, spelling, and punctuation in real time – without changing your voice.
The Gold Standard in AI Detection
The AI Detector You Can Trust.
- Unmatched Accuracy in AI Detection. Experience industry-leading precision.
- Paraphrasing and humanization resistance. Detect even the most sophisticated AI-generated text
- Tuned to eliminate false positives. Our model is expertly trained on the largest dataset of human-reviewed content.
- Shareable reports. Generate clear, comprehensive detection reports that are easy to share
Get started free
Robust AI detection models
- Cross model detection: Detect content from all major AI systems including ChatGPT, Claude, Google Gemini, LLaMA, and many others.
- Continuously Evolving Intelligence. Our detection algorithms are updated weekly to stay ahead of the latest advancements in AI-generated content and evasion techniques.
- Multilingual AI Detection. Identify AI-generated content in English, French, Spanish, Portuguese, German, Dutch, Polish, Romanian, Italian and Chinese (Simplified) – with more languages on the way.
Get started free
Secure and connected solution
- Soc 2 certified and GDPR compliant.
- Team features (Invite collaborators, manage users).
- Google Classroom integrated.
- Integrations with Zapier, WordPress, Google Chrome, and much more.
- API available to build your products using our AI detection models.
Get started free
How to use our AI Checker
Create your account for free
Sign up is completely free and only takes a few seconds. You can also create your account using SSO.
Get started free
Scan your content for AI
Paste your text or upload a document. The AI Detector delivers industry-leading accuracy with safeguards to reduce false positives
Get started free
Get your AI detection results
See clear scores, highlights, and evidence you can verify. Share the results and assessments with anyone.
Get started free
How we achieve our 99.98% accuracy in detecting AI
- Trained on the Largest Dataset – Winston AI’s detection model is built from the industry’s most extensive dataset of AI and human-written content, ensuring recognition of even the most subtle synthetic writing patterns.
- Human-Reviewed Training Data – All training datasets are meticulously reviewed by human experts to reduce bias and improve real-world detection reliability.
- False Positive Minimization – Algorithms are specifically re-optimized to reduce incorrect “AI” flags, protecting genuine human writing from misclassification.
- Diverse Content Coverage – Training incorporates a wide range of writing styles, domains, and formats to ensure high detection accuracy across varied content types.
Winston AI Reviews & Testimonials
"Winston AI has been a game-changer for ensuring the originality of my student’s work. Its accuracy in detecting AI-generated content is unparalleled, and I love how simple it is to use."
"Travel blogging requires a unique personal touch, and Winston AI ensures that my content reflects my true voice. The accuracy and reliability of Winston AI’s detection tool are remarkable, allowing me to confidently share my experiences without the worry of inadvertently including AI-generated text."
"Using Winston has given me peace of mind. I can confidently submit my articles knowing they are free of AI-generated sections."
"The integration of Winston AI into our curriculum has helped maintain academic integrity. It’s an indispensable tool for any educational institution."
"Winston AI has completely changed the way I approach grading and student assignments. With the rise of ChatGPT, it’s crucial to ensure that students’ work remains their own. Winston AI’s robust detection capabilities give me confidence in the authenticity of the submissions I receive."
Frequently asked questions
What is an AI detector?
An AI content detector is a specialized tool that employs advanced algorithms, often based on natural language processing (NLP), machine learning (ML), and deep learning, to analyze text and determine whether it was generated by a human or an artificial intelligence (AI). These detectors are trained on large datasets that include both human-written and AI-generated content, enabling them to recognize patterns and nuances specific to synthetic writing.
How do AI detectors work?
AI Detectors work by training on large datasets of both human and AI-generated texts, learning to recognize patterns and features unique to each. When you input text, the detector evaluates it and provides a score indicating the likelihood of it being AI-generated. These detectors continuously improve through updates and user feedback, ensuring they stay effective against new AI writing techniques.
What's the difference between Plagiarism Checkers and AI Writing Detectors?
Plagiarism detection refers to the process of identifying instances of plagiarism, which is the act of using someone else’s work or ideas without giving them proper credit. This can include text, images, or other forms of media.
AI detection, on the other hand, refers to the use of artificial intelligence tools such as ChatGPT to generate copy.
Can teachers detect if you used ChatGPT ?
Most institutions now use AI content detectors to verify student assignments. Each school has their own policy on use of Artificial intelligence tools, so we recommend you check your school’s policy to know where they stand.
Are AI detection tools accurate?
AI detectors provide probabilistic assessments, therefore their accuracy rates vary a lot. Winston AI has by far the highest accuracy rate (99,98%) when it comes to detecting AI content.
Even though LLM outputs are improving, detection capabilities and training are also getting much better.
Do search engines like Google Penalize the use of AI?
Generic, unhelpful, or low-quality AI-generated content is likely to be penalized or deindexed. Only high-quality, valuable content that meets Google’s standards will rank well. Websites containing a lot of synthetic content have seen their rankings tank with the latest Goolge algorithm updates.
