How Does an AI Detector Work?

How Does an AI Detector Work?

Christian Smith
April 21, 2025
AI Detection

AI detectors are very important in today’s digital age. AI detectors are used to detect when artificial intelligence is used to write text. Anyone can use an AI detector, but it is most common in schools and in the workplace. So how does an AI detector work? AI detectors use programming to detect robotic patterns within the essay. 

In addition, they are good at detecting certain types of sentence structuring and vocabulary that chatbots use. ChatGPT also puts watermarks in its text to show that AI wrote it. Once an AI detector finds them, it is game over. Some of the popular AI detectors that are used are Originality.ai, ZeroGPT, and Turnitin. Each of these programs is very advanced and has a strong track record of catching AI. 

While this kind of AI work detector is extremely accurate most of the time, it can be wrong. For instance, it can let AI papers pass with a high human likelihood score, or it can falsely flag human work. Luckily, there is another program that can help ensure this does not happen to your paper. That program is called Grubby.AI. 

Grubby is a humanizer tool that specializes in humanizing essays so that they pass through AI detectors. Grubby also protects papers from false positives, giving you peace of mind that your work will be approved. 

How Reliable Are AI Detectors?

You might be wondering: Does AI detector work? Well, that depends because most of the time, they are reliable, but there is always the possibility of an error. In fact, there are some cases in which an AI detector has flagged a human-written essay. When AI detectors do this, it is known as a false positive. Any AI detector has the potential to return a false positive. That is why you have to be extremely careful with your work. The other way that they could be wrong is by letting an AI-written essay pass. Most AI detectors can have an error range of 15 percentage points either way. In general, the detectors will give you a strong indication one way or another, but you can never be 100% certain. 

However, if you want to dramatically increase the chances that your essay will not be flagged for a false positive, you need to try Grubby.AI. Grubby has a proven history of making essays pass AI detectors. They help protect you from false positives, giving you peace of mind knowing that you won’t be flagged. All you have to do is copy your essay into their server, and in moments it will return an essay that keeps all of your key points while making sure that it passes any detector. Grubby has over a 99% humanization score on all major detection websites, such as Originality.ai and GPTZero. 

So the next time you find yourself thinking; Why does AI detector say my work is AI, stop worrying and let Grubby take care of it!

What Are AI Detectors Used For?

There are many different ways in which AI detectors are used. The first is perhaps the most obvious; they detect AI-written work. They can detect AI-written work using their advanced technology that recognizes AI’s robotic structure and vocabulary. In addition, they recognize ChatGPT watermarks that are hidden in the text. Schools and the workplace alike use AI detectors. The most popular ones that they use are Turnitin, ZeroGPT, and Copyleaks. By using AI detectors, teachers and employers are ensuring that the work they are receiving is authentic and done by a human. 

Another way that detectors are used is to detect fraud. Fraud is common in online settings, and it is important to be able to recognize and block it. Many times, detectors seek out the scam content created by AI bots and flag it for businesses. 

The final way that AI detectors can be used is to ensure ethical AI usage. The last thing that anyone wants is for authentic work to be replicated by AI models. Detectors eliminate this problem and ensure that ethical AI practices are being observed. 

That now leads to the question of how does AI detector work. AI detectors look for telltale signs of AI, such as overly complicated and technical wording and repetitive, robotic sentence structure. There are ways that AI detectors can be avoided. If you use a program such as Grubby.AI to humanize your work, you will not get flagged for AI or plagiarism. Grubby has a proven history of successfully humanizing papers and making them more authentic so that you can be proud of your work. 

Grubby.AI – Write Without AI Detection!

With Grubby AI, you can:
✅ Transform AI-generated text into natural, human-like writing.
✅ Bypass all major AI detectors instantly.
✅ Use AI confidently for school, work, and beyond—worry-free!

Can AI Detectors Differentiate Between AI-Assisted and Human Writing?

Can AI detectors actually differentiate between AI-assisted and human writing? Well, the short answer is yes, they absolutely can. These detectors are very advanced and have a high accuracy score when it comes to detecting artificially produced text. So, how does an AI detector work? AI detectors look for robotic patterns and vocabulary within essays to determine whether or not a chatbot wrote it. They also look for watermarks that all ChatGPT text has hidden throughout it. If it catches any of this, that signals a high probability that AI was used. 

You may be wondering: Does AI detector work well, or can it sometimes be wrong? While the detectors are accurate most of the time, they aren’t immune to errors. For instance, a paper might be flagged even if it was written entirely by a human. Another way it could be incorrect is by passing a paper that was originally written by AI but humanized. 

In order to humanize a paper, you have to go to Grubby.AI and copy your essay into the program. In seconds, Grubby will give you a polished, authentic version that is sure to pass any AI detector. The new version will be far less robotic and dry. It will have enhanced readability, and the sentences will flow more naturally. Overall, the paper will resemble something that a human could write instead of something AI-assisted. 

What Are the Ethical Concerns of Using AI Detectors in Education?

Are you wondering what the ethical concerns of using AI detectors in education are? Well, there are a few different problems that it poses. The first is an accuracy and reliability issue. Sometimes, AI detectors mistakenly flag students' work for AI when in reality, they were written entirely by the student. This could cause the student to get into serious trouble when it was not deserved. It could destroy their reputation and taint their future if they have that offense on their resume. In addition to reliability concerns, there are also privacy concerns. If teachers submit private or personal data into the AI detector database, it could be a breach of privacy regulations. 

Another concern is that there might be a bias in the detector software. Some detectors favor certain writing styles over others, making it more likely that certain students will pass over others on their style alone. This is harmful to the students who write unconventionally but still submit their own work. 

That brings up the question of how does AI detector work. AI detectors are designed to notice specific patterns and structures within an essay that could be there because it was written by a chatbot. In addition, AI detectors are very good at catching ChatGPT essays based on the watermarks within the text. The only way to remove these watermarks is to go to an AI humanizer. 

The best humanizer to use is Grubby.AI. Grubby transforms chatbot essays into authentic human-like essays that have a greater than 99% chance of passing any AI detector. With Grubby, you can be sure that your essay will be in the clear and you won’t have to face the wrath of your teacher.

How to Write Naturally and Bypass AI Detection?

If you want to be able to bypass an AI work detector, you are going to have to write more naturally or humanize your essay. There are a few different strategies you could try to accomplish this. First, you could write the entire essay yourself and make sure not to sound robotic in your structure and vocabulary. Most of the time, you will pass the detection simply by writing the essay on your own. However, if you want to save a lot of time, you could try doing the process entirely with AI. The first step is going into ChatGPT and giving it a prompt to write the rough draft of the essay for you. You might read over it and be tempted to submit it as the final work. However, if you submit it as it is, it will most definitely get flagged by an AI detector. 

Instead, you need to go to Grubby.AI and copy your essay into their program. After you do, Grubby will return a polished and authentic version of that essay. This version is over 99% likely to pass any AI detection from popular programs such as ZeroGPT, Turnitin, and more. Grubby does all of the editing for you. It changes the structure and robotic word choice into something that closely resembles real human writing. In addition, Grubby removes the ChatGPT watermarks that are a dead giveaway that AI was used. 

So, stop running into the question of why does AI detector say my work is AI and join the thousands of students using Grubby every day!

Grubby.AI – Write Without AI Detection!

With Grubby AI, you can:
✅ Transform AI-generated text into natural, human-like writing.
✅ Bypass all major AI detectors instantly.
✅ Use AI confidently for school, work, and beyond—worry-free!
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