Top 30 Best AI Content Detection Tools (2025)

1. Originality.AI

Originality.AI is an innovative AI content detection tool that is capable of detecting AI-written text, which includes using language models like ChatGPT and GPT-4. It is used by content creators, educators, and publishers to ensure the validity and originality of their writing. This tool also generates detailed reports that will identify the AI-generated sections and include plagiarism detection. Originality.AI is easy to use with robust and accurate technology to help maintain original content about all in an age where AI content is becoming increasingly prevalent. The advanced algorithms make it a viable option for machine writing detection by ensuring accountability when conducting digital communications.

2. GPTZero

GPTZero is widely-known AI content detection tool designed to detect content that has been produced from AI models, like ChatGPT, that offers people reliable means to distinguish AI content from human content. Made by Edward Tian, GPTZero is popular for people, particularly educators, students and professionals, attempting to process if something that they are reading or writing is genuine or AI-generated. It does this by calculating multiple facets of a text when analyzing it, as a function of measuring perplexity and burstiness. Pasting into its platform is all it takes. GPTZero has been involved in protecting academic integrity and accountability in content creation; ultimately, it has played a role in fighting AI generated misinformation making it a particularly popular tool where misinformation is concerned.

3. Winston AI

Winston AI is a new and advanced AI content detection service that is capable of identifying whether a text was written by an AI model such as ChatGPT, GPT-4, and so on. This tool is suited for educators, publishers, and creators of content looking to authenticate their written material. Winston AI is easy to use, as users can submit files, or can copy and paste into the service. The tool provides a very detailed report, including a percentage score that identifies the probability of AI-written content. The accuracy and sophistication of the algorithms determine the level of confidence that Winston AI can provide, but valuable and trusted assessment on AI-written content. In sum, it is a superb and smart detection service that can be used to identify if a piece of writing is original and credible.

4. Copyleaks AI Content Detector

Copyleaks AI Content Detector is an excellent tool for detecting the use of artificial intelligence in writing, including the models ChatGPT and GPT-4. Commonly used by teachers, companies, and creators to confirm writing authenticity, the tool is easy to use; you can paste or upload text and/or documents for analysis. The analysis will show you the total percentage of content that was written by artificial intelligence and highlight those areas. Copyleaks is accurate, and multilingual, and takes the worry out of authorship legitimacy in written works.

5. ZeroGPT

ZeroGPT is an AI content detection tool, which assists users in locating AI generated content through popular models like ChatGPT and GPT-4. ZeroGPT was created to help educators, students, and professionals to identify authenticity to written work. ZeroGPT analyzes text and use algorithms to analyze patterns indicative of AI generation usage. ZeroGPT provides users with a percentage score with percent of the text. The sections noted in the results may not necessarily mean the work is not authentic; however, it does help to separate the authentic and non authenticated text in a work. It is really easy to use. Users simply navigate to the platform, paste the text in the platform and ZeroGPT takes care of the rest. ZeroGPT is a great tool to help with transparency and originality in content creation and ensure AI generated text is easily identifiable.

6. Sapling AI Content Detector

Sapling AI Content Detector is a great tool built to detect AI-generated text including ChatGPT and GPT-4, and specifically authored for businesses, educators, and content creators that use AI to work more efficiently. The tool is straightforward; to analyze your text, all you need to do is simply paste it in the text editor area. You will get immediate feedback on your content, including a percentage score that indicates how likely the text was generated using AI. Sapling AI will even highlight the parts of the text that it has marked as likely AI-generated. Designed to be both accurate and easy-to-use, Sapling AI Content Detector is a good answer for users looking to identify AI-generated text, and provide confidence and integrity to their originality.

7. QuillBot AI Content Detector

QuillBot’s AI Content Detector is a user-friendly tool for detecting AI-generated writing. We developed it to assist users in discovering whether any of their content originated from an AI tool, such as ChatGPT and another writing model. For educators, writers, and professionals, the authenticity of written content is a concern, and we hope a text with an authenticity warning can help users feel confident they own the final version. The QuillBot AI Detector reports on key patterns and data to provide a probability score and give insight into the likelihood of AI contributing elements of the text. As part of the QuillBot writing tools, AI Detector will help simplify and flow your project writing if you are already using QuillBot for paraphrasing or editing. The detector is accurate at times and inaccurate at times, but we only intend to give users a tool to assess originality very quickly.

8. Crossplag AI Detector

Crossplag has manufactured an AI Detector that detects AI content with a very high level of accuracy. Crossplag’s detector uses enhanced algorithms to evaluate the text you provide: if the text was written by an AI model such as GPT. Crossplag’s AI Detector is extremely popular with educators and institutions who are defending academic integrity. It will give a full report of each section of text that is likely AI-generated. Additionally, Crossplag’s AI Detector works in multiple languages and is globally applicable. The platform considers your data privacy extremely important and it is committed to not storing or misusing your content in any way. Crossplag is a reliable choice for people looking for an in-depth yet secure content analysis platform.

9. Smodin AI Content Detector

Smodin’s AI Content Detector detects AI generated text correctly and efficiently. Smodin AI Content Detector is a machine learning software that analyzes the writing patterns and identifies when the text is produced by AI models such as ChatGPT. Smodin’s AI Content Detector is suitable for educators, students, and professionals to help verify if written material is genuinely authentic. Smodin’s AI Content Detector points out the percentage of AI involvement and provides insights into the text. Smodin’s AI Content Detector is one of the many components of Smodin’s writing tools; therefore, it is an excellent choice for users planning to utilize Smodin’s work for either writing or detection.

10. Ahrefs Free AI Content Detector

Ahrefs’ Free AI Content Detector is a simple tool that can detect AI-based text. The goal was to give users – marketers and content providers – and easy way to ensure their content wasn’t too AI-based, if any at all. It analyzes text and provides a very simple, kind of result where the user can understand if it is human or AI-based content. Although it does not have competitors’ report features such as details about uniqueness or similarity (which come with a paid feature) – combining the features with Ahrefs’ suite of SEO tools offers value to that segment of users who are concerned about content and SEO quality. Plus it’s free, which brings it to a task audience.

11. Scribbr AI Detector

Scribbr’s AI Detector is a dedicated tool that is designed to help users detect AI-generated content, especially in academic or professional scenarios. This AI detector uses advanced algorithms to determine whether or not text was created through an AI model like GPT. Scribbr’s AI Detector produces a percentage score of AI likelihood, as well as a report that includes highlighted sections of the text relevant to the detection. Users will not find Scribbr’s AI detector to be cumbersome or inconvenient because it was very simple to use and it directly incorporated other Scribbr services (editing, proofreading, etc.) very readily. Scribbr’s AI Detector could be a viable option for students, educators, and professionals who want to put value in authentic and original content.

12. TraceGPT

TraceGPT is an exciting AI content detection tool that can establish if text is produced by the GPT model. TraceGPT uses extremely sophisticated algorithms to identify writing patterns and to generate accurate results. This tool can benefit all educators, researchers and content creators by verifying if written content is original. TraceGPT gives a deep analysis of written content, identifying parts of text that are likely AI generated with very specific details. Something we really like about TraceGPT is how easy to use it is and that it is very quick which provides additional convenience with a quick search of content. Trace blocks off user content and data, meaning their privacy is protected and data is not stored or shared making it a safe option for sensitive material.

13. Turnitin AI Detection

Turnitin AI Detection is a premier tool for educators and institutions that want to identify AI-generated content in student writing assignments. The service seamlessly works in conjunction with Turnitin’s plagiarism detection service, with AI Detection offering a full analysis of a student’s writing. The AI Detection tool analyzes the text for language model patterns and offers an AI-writing percentage of the writing, which allows an instructor to easily determine human written versus machine generated. Turnitin AI Detection also offers language support for all students including multi- language support, and incorporates the evolving models of AI writing assistants such as ChatGPT into its academic integrity model.

14. Brandwell AI Content Detector

Brandwell AI Content Detector is a robust AI content detection tool specifically created for marketers, publishers, and required evaluators. It analyzes text to determine whether it is human-written content or written by well-known AI models like ChatGPT, Bard, and Claude. The detector will provide you with a certainty score that will help you decide on authenticity without ruining the content. It has an easy-to-use interface that allows users to enter quickly, accurately scan and leave. Brandwell is perfect for excluding your typical content marketing team, SEO-er, educator or university tester. A major plus for brands is to be able to verify AI content originality and its especially useful for brands wanting to ensure original content in their content marketing.

15. Content Detector.AI

Content Detector.AI is an AI content detection tool that is 100% specific to AI content detection and is highly effective. Content Detector.AI outputs the detection of AI-generated text, by scanning content for the linguistic patterns and sentence structures utilized by AI writing tools, token probability based on AI writing tools (Chat GPT, GPT-4, Bard), and even provides users with an AI probability score so they can gauge whether … can gauge whether text is human-written or machine-generated. Content Detector.AI is used by educational institutions, publishers, and marketers who need authenticity verification prior to publishing.

16. AI-Generated Text Detector by Hugging Face

The AI Text Classifier by Hugging Face is a free and open-source tool that uses powerful NLP models to identify AI-generated text. The tool was created in the Hugging Face ecosystem and provides general analysis for patterns and probability scores that indicate machine-generated text. It uses cutting-edge deep learning models and many researchers, developers, and educators have called for transparency on the authorship of AI-generated text—hence the usefulness of the Hugging Face text checker. The tool can also identify outputs from different versions of AI models including GPT-3, GPT-4, and other generative models. Researchers can cut and paste text directly on the platform to develop immediate feedback. Hugging Face has developed a tool that is open-source and can be ultimately improved by the research community, in order to adapt the latest AI text generation features.

17. Writer AI Content Detector

Writer AI Content Detector is an advanced AI detection application that corporations, marketers, and educators use to validate content. The Writer AI Content Detector accurately finds AI generated text from models, including ChatGPT, Claude, and Gemini, and helps organizations maintain human originality in their writing. The Writer AI Content Detector gives a confidence score and visibility into the likelihood of whether the text is AI generated or human written. Writer AI Content Detector helps to ensure trustworthy content that steers marketers, journalist, and academician’s recursive writing process. This tool integrates seamlessly into Writer’s Ai-writing platform, which helps teams deliver authentic content, aligned the brand and tone. With the ability to conduct real-time analysis and seamless user and valuable functionalities, features Writer as a reliable AI text detector and content vetter.

18. Hive Moderation AI Detector

Hive Moderation AI Detector is a revolutionary AI content detection tool, which specializes in identifying AI-generated text, images, and videos. It’s based on deep learning and machine learning techniques to identify between human-written content versus content created by a machine with high-precision detection, including a breakdown of the text authenticity. Hive’s AI detection tool is commonly used in content moderation and digital publishing, social media, etc., to protect companies against misleading misinformation, along with any other substantial issues with media and content integrity. The Hive’s AI moderation capabilities will make sure that platforms are transparent of AI-generated material that is not a true material experience. It is used by businesses, educators, content creators, etc., to maintain originality and reliability in the digital space.

19. Undetectable AI Checker

Undetectable AI Checker is an effective tool that rates highly when determining AI-written content. It has the ability to use artificial intelligence to determine whether content was human or AI-written content. Undetectable AI Checker is becoming an essential tool in the toolbox for educators, content creators and businesses that would like to confirm content integrity. Undetectable AI not only determines AI-written content but also provides users with text humanization services, allowing users to re-write AI-generated text to mimic human writing better. Undetectable AI is a solution for busy professionals, teachers, students and an overall great solution for people/organizations who want to verify AI content but keep originality. It is fast and user-friendly and suitable for all applications, including academic, industry, and creative writing, content-write and social media, helping users with content integrity in a world becoming dependent on AI-assisted writing.

20. DetectGPT

DetectGPT is an AI content detection tool that has a special focus on text generated by OpenAI’s GPT models. DetectGPT uses advanced machine learning algorithms to determine whether a text is generated by AI or a human. You can see how useful DetectGPT could be for educators, researchers, and businesses where it is difficult to verify whether the content is authentic. The tool provides a straightforward visualization of the probability of AI-generated content to help users assess what’s going on. DetectGPT is easy to navigate and scans a piece of content quickly. DetectGPT can also help fight the rising problem of AI-generated misinformation and plagiarism. The tool is a useful method for individuals and organizations who want their content to be original in an age where AI may help make content that does not exhibit any original thought!

21. PlagiarismCheck.org AI Detector

PlagiarismCheck.org AI Detector is a one-of-a-kind technology and is the only AI content detector that can actually detect AI content. It utilizes a deep learning model that looks at text structure, which allows it to detect if work is human produced or AI. This application is particularly helpful to educators, news agencies, and content writers that are attempting to validate human writing. PlagiarismCheck.org provides plagiarism-checking capabilities, as well as AI detection, so it is a full-service application that can verify authentic content. With features such as real-time detection, academic integrity reports, and various usage capabilities, PlagiarismCheck.org can assist users in upholding the ethical standards of writing while addressing any misuse of AI writing production.

22. Grammarly AI Detector

Grammarly AI Detector, an artificial intelligence (AI) tool, is an AI detection tool designed to detect text generated by an AI model. It is one of the various tools in the Grammarly writing suite. This tool examines the text for phrase structure, coherence, and language patterns to classify the use of AI to create content. The tool can be useful for educators, businesses, and professionals who want to verify AI-generated text originality. The Grammarly AI Detector performs as an integrated tool with the other writing tools within Grammarly, such as grammar, and plagiarism checking tools. The Grammarly AI Detector serves as one source for checking content. Because it is simple to use and provides real time results, it can help you sustain writing integrity when responsibly using AI.

23. AI Detector Pro

AI Detector Pro is a super-effective AI content detection assistant that helps the user find out if any text was generated by AI. AI Detector Pro utilizes the latest and best machine-learning algorithms to uncover linguistic patterns, structure and coherence when analyzing content. AI Detector Pro is widely used by educators, researchers, and digital marketers, to validate content authenticity. AI Detector Pro is fast, and provides detailed AI probability scores and reports and is easy to use. AI Detector Pro can help with all of your AI detection needs, including plagiarism detection, ensuring academic integrity, and content validation. By enabling correct assessments, AI Detector Pro protects the trust and credibility in written content, in a market where receiving incorrect information can alter one’s original intention.

24. AI Or Not?

AI Or Not? is an easy to use, yet powerful AI content detection tool that helps you discover if some text is generated with an AI model! AI Or Not? uses natural language processing (NLP) techniques to quickly scan and identify AI-generated content with a high degree of accuracy. AI Or Not? is a great option for educators, businesses, and creators to verify the originality of a written work. AI Or Not? is easy to use, generates results quickly and provides a detailed report. AI Or Not? helps users distinguish between human-creations and AI-content, evaluating consumption, originality and avoiding generative-AI-induced plagiarism.

25. CopyScape AI Checker

CopyScape AI Checker is an effective tool used in the detection of AI content and plagiarism. A percentage in originality is based on analysis of text against a large database of online text. This is an excellent tool for content creators, in education, and to mitigate issues in the creating of duplicate content. It has detection technology for identifying not only AI generated text from AI tools like ChatGPT, Bard & Claude, but can recognize nothing that is original. CopyScape provides a detailed originality report, indicating pieces of text that may have been generated from AI, or copied text. It is a reliable tool trusted for content verification and aids in credibility and copyright policy. The checking and reports are intuitive and CopyScape AI Checker remains one of the best apps for producing AI content and plagiarism.

26. AI Text Classifier

AI Text Classifier is a free and effective AI content detection tool which will help you identify whether the text is written by a human or an AI. AI Text Classifier uses Natural Language Processing (NLP) and Machine Learning algorithms to evaluate the patterns, structure, and features of writing style. It is of particular value to educators, publishers, or researchers that need to verify content submission authenticity. The AI Text Classifier is easy to use, all you have to do is paste the text and it will give you a probability score reflecting the possibility of AI involvement in the text. AI Text Classifier will regularly be updated to identify the next group of emerging AI writing models, making this tool beneficial to use to verify content submissions in academic, professional, and journalism environments.

27. Deep Fake Detector

Deep Fake Detector is an innovative AI-powered solution that detects deepfake machine-learning-based images, videos, and AI-generated text. The deep fake detector is a machine learning model that evaluates the visual and text data and identifies the “ghost” from all manifest checks indicating AI use. This tool is used extensively by journalists, forensic professionals, and cyber-security professionals to identify whether a digital media piece has been manipulated. Deep Fake Detector runs the analysis and quickly determines whether what you see is genuine or altered by AI. It is especially effective for detecting AI generated videos with altered facial expressions in combination with voice cloning and AI synthesized text. Given its reliability to find the deep fake manipulation, this tool is very significant to assist with misinformation as well as keeping the webgan ecosystem ongoing.

28. Deepware

Deepware is an AI detection service dedicated to helping detect deepfake videos and AI-generated content. The technology analyzes media files to reveal anything that has been digitally altered, like swapped faces or synthetic voices – the service is especially helpful for media networks, government and security organizations, and giant media companies who want to dark away or prevent the spread of fake content. Deepware detects videos in real-time, and users are provided a confidence score indicating whether they were AI-generated. Deepware is available as a browser extension and as a mobile application for rapidly taking a throw-away detection assessment. As more and more media is produced using AI, Deepware is arguably an important tool in reducing the prevalence of digital deception.

29. Hive Moderation

Hive Moderation is an AI-driven content moderation platform that identifies AI-generated text, images, and videos. The tool is widely utilized by social media platforms, online communities and other content moderation in filtering harmful or AI-generated content. Hive Moderation utilizes deep learning and computer vision based models to help the user to analyze the media to look for potential AI manipulation, plagiarism or misinformation. The tool facilitates real-time content screening, so that your digital spaces remain authentic and safe. Hive Moderation is also API-compatible, which provides a seamless incorporation on websites and apps that need content moderation. The capabilities of AI detection empowers businesses and organizations to keep content credible and maintain integrity.

30. Is It AI?

Is It AI? is an easy to use tool for detecting AI content. It evaluates texts, images, or video to discover if it was created by AI by examining the ways content was originally made as well as the metadata and stylistic features, returning a confidence score that covers the chances of AI. If you are a content creator, educator, or fact checker, this might be a good choice for examining authenticity in order to make more informed decisions. Is It AI? provides versatility in the type of content it can evaluate, reviewing text-based from AI chatbots, AI-generated art, and deepfake videos. Using Is It AI? is quick and simple, allowing you to upload content (or paste as text) and get an initial reading on whether or not its been AI manipulated. As AI-generated content becomes common, Is It AI? will develop a baseline understanding of differentiating human content from synthetic content.

31. Was It AI

Was It AI is an awesome AI detection tool that assists users in deciding if a piece of content (text, images, video) was created by an AI or not. Specifically, it relies on state-of-the-art machine learning models to analyze patterns, syntax, and image artifacts to identify AI influence. “Was It AI?” is perfect for educators, businesses, and journalists checking for authenticity of content. The tool also provides a detailed analysis of AI probability scores while highlighting sections of content that were likely influenced by AI. It has several AI detection models in the background to ensure thorough analysis for a wide variety of content types. AI generated content will be exploding in volume alongside misinformation. “Was It AI?” is a vital tool used to verify the authenticity of digital content.