Artificial Intelligence (AI) has become a double-edged sword in content creation and management. On one side, AI writing software and content generators are considered to be invaluable for producing and optimizing content quickly.

On the other side, AI content detectors help ensure that AI-generated content isn’t plagiarized and reads more like a human rather than a machine. Finding reliable tools can be a challenge.

We’ve put together a list and review of the best AI-catching software.

10 Best AI Content Detectors in 2023

1. Originality.ai

Originality.ai is an AI content detection and plagiarism checker tool. It is designed to accurately detect AI-written text created by popular large language models such as ChatGPT, GPT-4, and others. The tool is known for its high accuracy, with a reported accuracy rate of over 94% for modern AI text generation tools. It is capable of identifying both human-generated and AI-generated content, including paraphrased content.

2. GPTZero

GPTZero is an AI detection tool that is designed to detect whether a document or text was written by a large language model such as ChatGPT. It is known for its accuracy in identifying AI-generated content on a sentence-by-sentence basis. The tool highlights each sentence that is written by AI, making it easy to identify and differentiate AI-generated content from human-generated content. It offers features such as simple file batch uploads, allowing users to upload multiple files at once, making it convenient for educators and classrooms.

3. Sapling AI Detector

Sapling AI Detector is a browser-based tool developed by Sapling.ai, a company founded by former researchers at Google. It is specifically trained to detect texts generated by GPT-3 and ChatGPT, which are large language models. The AI Detector tool from Sapling.ai computes the probability that a given piece of text is AI-generated. It also provides the probability for each constituent sentence and token within the text. The tool is designed to highlight portions of the text that appear to be AI-generated, allowing users to easily identify AI-generated content.

4. Writer.com AI Content Detector

Writer.com AI Content Detector is a tool that evaluates text and calculates how much of it has likely been generated by AI. The tool is designed to help users identify AI-generated content and ensure the authenticity and originality of their written work. The free version of the Writer.com AI Content Detector allows users to check their content without signing in or creating an account. Users can paste or type their text into the text area and select “Analyze text.” The tool will evaluate the text and calculate how much of it has likely been generated by AI. The tool is not 100% accurate, but it can help give an indication of the likelihood that something was AI-generated.

5. Copyleaks

Copyleaks is an AI-based platform that offers a suite of tools for detecting plagiarism, AI-generated content, and safeguarding proprietary data. The Copyleaks AI Content Detector is a browser extension that allows users to quickly and accurately determine what was written by a human and what was created by an AI, including GPT-4. The tool is available in over ten languages, including English, Spanish, and a dozen other languages, with additional languages currently in the works.

6. OpenAI Text Classifier

The OpenAI Text Classifier is an AI model developed by OpenAI that predicts the likelihood that a piece of text has been generated by AI. According to OpenAI, the Text Classifier is not fully reliable, and its accuracy is limited. In their evaluations, the classifier correctly identified 26% of AI-written text as “likely AI-written” (true positives), while incorrectly labeling human-written text as AI-written 9% of the time (false positives). The classifier’s reliability tends to improve with longer input texts.

7. CrossPlag AI Content Detector

CrossPlag AI Content Detector is an AI-based tool designed to detect AI-generated content with precision. The tool is known for its simplicity, making it a favorite among users who need quick and accurate results. The CrossPlag AI Content Detector offers a free tool that users can use on its website to check for AI-written content. The tool takes text and gives a percentage indicating how likely it is to be AI-generated. The tool also provides a unique thermometer scale graphic that visually represents AI-generated content, making it easy for users to understand the results.

8. Content at Scale AI Text Detector

Content at Scale AI Text Detector offers AI-generated content for website owners and marketers. The AI Text Detector is a free tool available on their website that allows users to check their text for AI-generated content. Users can simply paste their text into the tool and click “Check for AI Content.” The tool then displays a human content score ranging from 0% to 100%. It helps users determine the extent to which their content may have been generated by AI. However, it’s important to note that the tool has a character limit of 2,500, so longer texts may need to be checked in sections.

9. AISEO Content Detection

AISEO Content Detection is a feature provided by AISEO, an AI-powered platform that offers various tools and services related to content creation, detection, and optimization. The AISEO Content Detection tool is designed to identify AI-generated content and differentiate it from human-written content. The tool works by analyzing the content and identifying patterns and anomalies that are indicative of machine-generated text. 

10. Hugging Face

Hugging Face’s AI content detection tools are used by businesses and organizations around the world to ensure the integrity and authenticity of their content. GPT-2 output detector model allows the tool to generate human-like text based on the input given. It uses the GPT-2 model, which is a large-scale language generation model that can produce high-quality text in a variety of styles and formats.