ChatGPT Plagiarism Checker Free: Tools to Detect AI-Generated Text


With the increasing use of artificial intelligence (AI) tools and software, the risk of plagiarism of AI-generated content is also on the rise. ChatGPT, an AI language model based on GPT architecture, is not immune to this issue. Fortunately, several free AI content detectors are available online that can detect plagiarism in ChatGPT-generated text. In this article, we will explore some of the best free ChatGPT plagiarism checkers and how they can help you avoid plagiarism.


The use of ChatGPT and other AI language models has revolutionized text generation. However, this new technology also brings the risk of plagiarism. AI-generated text can often be indistinguishable from human-generated text, making it easy for unethical individuals to copy and paste content without proper attribution. Thankfully, there are several free ChatGPT plagiarism checkers available online that can help you detect and avoid plagiarism.

Best ChatGPT Plagiarism Checker Free


ZeroGPT is a free tool that detects ChatGPT plagiarism with an accuracy rate of over 98%. It utilizes DeepAnalyse™ Technology to identify the origin of text and provides a detailed result with the percentage of AI/GPT plagiarized content. ZeroGPT does not save or make user-submitted text available online, nor does it utilize the text for training its AI detection model.

AI Content Detector

AI Content Detector is another free online tool that detects ChatGPT plagiarism and provides an estimated percentage score indicating the likelihood of copied content. It compares chatbot responses to its extensive training datasets, helping ChatGPT users avoid intellectual property issues. The tool is continuously improved to enhance its accuracy.


Writefull is a free AI tool that detects plagiarism in GPT-3, GPT-4, and ChatGPT-generated text. It employs a GPT Detector that provides a percentage likelihood of whether a text was written by GPT. The tool is free to use, but there is a daily quota to prevent abuse. The higher the percentage, the more likely the text has been plagiarized using GPT-3, GPT-4, or ChatGPT, although there is no absolute threshold.


ContentAtScale is another free AI content detector that analyzes and identifies content generated by ChatGPT or any AI text generator. It can check entire essays for plagiarism, starting with 25 words or more, and provides results within seconds. The tool is extensively trained to accurately identify word strings and text created by ChatGPT and other AI generators.

How to Use ChatGPT Plagiarism Checker ZeroGPT or AI Content Detector

To use a ChatGPT plagiarism checker, follow these steps:

  1. Copy the text you want to check for plagiarism.
  2. Go to a ChatGPT plagiarism checker website such as GPTZero or AI Content Detector.
  3. Paste the text into the provided box on the website.
  4. Click on the "Check" or "Detect" button to initiate the plagiarism check.
  5. Wait for the results to be displayed. The results will indicate the percentage of the text that is similar to other sources.
  6. Review the results and make any necessary changes to avoid plagiarism.

While these tools can be helpful, it's important to note that they may not be 100% accurate. They should be used in conjunction with other plagiarism detection methods. Additionally, properly citing any sources used in your writing is essential to avoid plagiarism.

How Accurate is the ChatGPT Plagiarism Checker?

The accuracy of a ChatGPT plagiarism checker depends on the specific tool being used. Although there are several free AI content detectors available online, they may vary in accuracy. A report by Digital Trends discovered differences in accuracy levels between the identification of ChatGPT text and human text. Another report by Scribbr stated that ChatGPT did not meet at least three of the five criteria of the CRAAP test for evaluating sources, including accuracy. However, some tools, like AI Content Detector, claim to detect ChatGPT plagiarism with reasonable accuracy and provide an estimated percentage score based on the likelihood that the content was generated by AI tools or software. Ultimately, the accuracy of a ChatGPT plagiarism checker relies on the specific tool and its methodology.


As the use of AI tools and software continues to grow, so does the risk of AI-generated content plagiarism. Luckily, there are several free ChatGPT plagiarism checkers available online to help you avoid plagiarism. ZeroGPT, AI Content Detector, Writefull, and ContentAtScale are just a few of the top ChatGPT plagiarism checkers available. By utilizing these tools, you can ensure that your AI-generated text is original and free from plagiarism.

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