10 Best AI Content Detection Tools of 2024: [FREE + PAID]

Have you ever wondered if a human or an AI machine wrote the article you’re reading? You’re not alone; it is a real problem, especially if you rely on professional writers to create credible, quality content for your website.

With the rise of AI-generated content, you run the risk of your articles being entirely written using automated tools. This takes away from the authenticity of your work and can also lead to copyright and plagiarism issues.

But there is a solution for you – AI Content Detection Tools. With these tools and common sense AI detection tips, you can confidently fight against content robots masquerading as human writers.

So, let’s dive in and discover the best AI content detection tools today.

Best Free Plan
Top Pick
Best Alternative
Description:

GPTZero isn't your average AI detector, it's helping preserve human content.

Description:

99% AI content detection accuracy! An accurate AI checker, plagiarism checker, and fact checker.

Description:

The world's most humanlike AI-writer with FREE AI detection capability built in.


4.5
4.5
4.5
$0.00
$14.99/month
$0.00
Best Free Plan
Description:

GPTZero isn't your average AI detector, it's helping preserve human content.

4.5
$0.00
Top Pick
Description:

99% AI content detection accuracy! An accurate AI checker, plagiarism checker, and fact checker.

4.5
$14.99/month
Best Alternative
Description:

The world's most humanlike AI-writer with FREE AI detection capability built in.


4.5
$0.00
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Overview of the Best AI Content Detection Tools

For those in a hurry, here is a handy quick snapshot of the top AI content detection tools we’re featuring in this review:

Placeholder SB Light Landscape

I Tested 25+ AI-Content Detectors… Here’s What I Found!

Hi! I’m Maurice, and I’ve tested every AI content detector in this blog post to bring you the best AI detectors available today. I found that results vary from one AI detector to another, but some tools are more accurate and consistent than others. This list has the best ones. Enjoy and keep creating! ๐Ÿซก

I partner with awesome companies to offer products that help our readers! Sometimes, they pay me a commission for the referral, but it won’t cost you extra. For details, visit my disclosure page.

1. Originality AI

Plagiarism Checker and AI-Content Detector
Plagiarism Checker and AI-Content Detector from Originality AI

First up is Originality AI, the best-in-class web-based AI detector tool on the market. This tool can detect plagiarism AI-generated text; its interface is user-friendly and a breeze to navigate.

Originality AI boasts high accuracy (97%, according to an independent review), a factor you must consider when picking an AI detector because not all are created equally accurate ๐Ÿง.

It’s like having a two-for-one deal with an AI detector and a plagiarism checker all wrapped into one neat package, ready to safeguard the authenticity of your content.

Another bonus is that it comes with a handy free AI Detector Chrome extension that allows you to analyze text on the go.

Unfortunately, it only supports 16 popular languages (at the moment), which might be a limitation for some. But hey, that’s still 15 more languages than I can speak ๐Ÿ˜

The tool’s user-friendly nature and accuracy make it a fantastic choice for content creators, editors, and digital marketers who need a reliable way to check if the content was created using AI writing tools.

AI Detection Content Score - Originality AI
AI Detection Score

Originality AI Benefits

  • Accuracy: It detects AI content with a fantastic 97% accuracy rate.

  • Detect ChatGPT, GPT-4, and Bard: Detect popular large language models (LLMs).

  • User-friendly: Detect AI content in no time without any technical skills.

  • Integration: Incorporating AI checking into your workflow has never been easier.

  • Budget-friendly: No more breaking the bank for top-notch AI detection.

Originality AI

4.5
  • AI detector for teams
  • 97% accuracy
  • Plagiarism checker

Pros and Cons

  • High accuracy rate (97%)

  • Good customer support

  • Detects AI text and plagiarism

  • User-friendly interface

  • Chrome extension

  • No free trial

  • False positives
Originality AI Logo

Originality AI Price

Price: $0.01 per 100 words

Free Trial: No

Easy to user dashboard - Originality AI

2. Winston AI

The Most Trusted AI Detector - Winston AI
The Most Trusted AI Detector

The next on our list of AI detection tools is Winston AI. This AI content detector tool is designed with you, the writer, educator, or web publisher in mind. Winston AI is a whiz at spotting content crafted by generative AI tools like Bard, ChatGPT, GPT-4, and other Large Language Models (LLM).

Navigating Winston AI is a breeze. You can quickly add AI-written text for a quick scan or upload documents in various formats like .docx, .png, and .jpg.

The current version of the software supports only English, German, Spanish, and French. This might be a limitation if you need more language support.

So, if you’re a content creator and need an easy-to-use tool to detect AI-generated content, Winston AI might be for you.

Winston AI Benefits

  • Accuracy: 99% accuracy rate.

  • Multiple file types: No more fussing with file conversions.

  • Optical Character Recognition: Text from images? No problem!

  • AI prediction map: Highlights where potential AI-generated content is in your content.

Winston AI

4.5
  • 99% accuracy rate
  • Multiple file types
  • OCR recognition – text from images

Pros and Cons

  • High accuracy rate

  • Supports multiple file types

  • OCR technology for text recognition

  • Plagiarism checker

  • Limited language support

AI Checker - Winston AI

Winston AI Price

Price: From $18/month

Free Plan: Yes – 2000 words limit

Source: Winston AI
Source: Winston AI

3. Content at Scale

AI content detection and generative AI content tools - Content At Scale
Content At Scale

Imagine having a tool that can whip up complete, SEO-optimized blog articles in the blink of an eye. That’s precisely what Content at Scale does, saving content marketers and you precious time and effort.

It also has a powerful AI content detection tool that integrates directly with Copyscape. This feature helps you identify any instances of plagiarism or duplicate content.

On top of creating and detecting AI-written text, it works with 100+ languages and integrates seamlessly with WordPress.

The content detection tool checks several language models like ChatGPT, GPT-4, Bard, and Claude, providing a human content score. You’ll know how “human-like” your AI writing is in seconds.

And the best part? It uses various colors to highlight the AI detectability of each sentence, making it super easy to spot and tweak AI-generated content.

Regarding pricing, the Content at Scale AI detection tool is free. The AI generation plans are affordable but not cheap, and they are suited to writers who create a lot of content every month.

Content at Scale Benefits

  • Say No to Plagiarism: Integration with Copyscape ensures your content is as original as you are.

  • Avoid AI content detection tools: AI content that’s so ‘human’ can’t be detected by AI content detectors.

  • Multilingual: Generate content in over 100 languages and connect with your readers worldwide.

  • WordPress Integration: Say hello to hassle-free AI content writing.

Content at Scale

4.5
  • 98% accurate AI detector
  • Free AI detection tools
  • Detects ChatGPT, GPT-4, Bard, Claude

Pros and Cons

  • SEO-optimized blog articles in minutes

  • One-click long-form article creation

  • Free AI detector (up to 2500 words)

  • Familiar, user-friendly interface

  • Free AI image detector

  • Free AI detector only allows 2500 words

Free AI Content Checker Tool - Content At Scale

Content at Scale Price

Price: Free AI Checker

Free Trial: No

Up to 2500 words scanned for free with Content at Scale AI content checker

4. Copyleaks

AI-based text detector
Free AI Text Analysis

Copyleaks enterprise-grade AI content detection tool. It scans through a vast database of online sources with its advanced algorithms and artificial intelligence. The result? Accurate and reliable results, fast.

As well as AI detection, Copyleaks also offers plagiarism detection so you can nail authenticity and originality with confidence every time.

Another feature that coders and developers will love is the AI source code detectorโ€”Sniff AI-generated code from GitHub CoPilot, ChatGPT, and others.

Copyleaks Benefits

  • Chrome Extension: Check for AI-generated content while browsing.

  • API: Integrate their AI detection capabilities into your apps.

  • LMS: The Learning Management System (LMS) integration feature makes checking student submissions for AI content easier

  • Detects Most AI Models: So, no matter what AI writing tool was used, Copyleaks can sniff it out.

Copyleaks

4.5
  • Plagiarism detection (99%)

  • AI source code detection

  • Multilingual

Pros and Cons

  • Easy to use

  • Accurate results

  • Fast plagiarism detection

  • Google Chrome extension

  • Whitelabel reports

  • API access for enterprises

  • Costly for frequent use

AI text analysis for free with Copyleaks

Copyleaks Price

Price: Sliding scale pricing. E.g., 100 credits ($9.99 per month) or 1200 credits ($8.33 per month – annual plan). * 1 credit = roughly 250 scanned words.

Free Trial: 25 credits

Simple Ai analysis results

5. Writer

Generative Ai content writer - Writer
Generative AI content writer

Writer is an all-in-one generative AI writing platform with a free AI content detector. The AI content detector is easy to use; copy & paste text or input the URL of the page you want to check, wait a second, and you’re done!

Writer.com integrates with your favorite apps, meaning you can keep working the way you like. It has a desktop app, API, and extensions for Chrome, Docs, Word, Figma, and more.

It might occasionally produce false positives (telling you something is AI-generated when it’s not), but don’t worry; this only happens sometimes.

Another downside is the tool’s limit of 1500 characters for AI content detection (free version). This means you might have to break up longer documents into smaller chunks, but it’s a small price to pay for a free tool that is easy to use.

Writer Benefits

  • Ease of use: Copy & paste the text or input the page URL you want to check.

  • Integrations: Writer integrates with your favorite apps, meaning you can keep working as you like.

  • Human content score: A quick and easy way to gauge your content’s authenticity.

  • Fewer false positives: While no tool is perfect, Writer is designed to be accurate.

Writer

4.0
  • Detects AI-generated content
  • GPT-4, GPT-4, ChatGPT detection
  • Integrates with Chrome, Figma, Docs, etc

Pros and Cons

  • Easy to use (copy & paste)
  • URL scanning
  • It gives a human score percentage
  • Up to 500k generative AI-generated text per month (Team plan)
  • 1500 character limit (free plan)

Writer Price

Price: Free (max. 1500 characters)

Free Trial: 14-days

Human-Generated score - Writer.com

6. GPTZero

More than just an AI-Detector - GPTZero

GPTZero is a free AI content detector that over a million users have already loved. It’s easy to use, and no sign-up is needed, which makes it accessible to a lot of people.

With GPTZero, you can easily spot AI-generated content vs. human writing, and it has been trained to recognize all the latest AI models, including ChatGPT, GPT-4, Bard, and more.

Do you want to add GPTZero to your apps? That’s easy; GPTZero offers API integration for all your developers’ needs. It’s still growing, so it might lack some advanced features. Still, its simplicity might be the best thing about GPTZero (and accuracy).

GPTZero Benefits

  • No sign-up: Copy & paste or upload a URL/file.

  • Designed for educators: Your perfect partner in the classroom.

  • Free to use: GPTZero lets you scan up to 10K words per month for free.

  • API integration: Tech-savvy? You can integrate GPTZero into your apps.

GPTZero

4.0
  • Batch file scanning (10 files)
  • Scan up to 300K words/month (Premium)
  • Pattern and uniformity testing

Pros and Cons

  • Free to use (10K words per month)
  • Designed for education
  • Google Chrome extension
  • No sign-up needed
  • Can give false positives
  • Few features
More than an AI text checker - GPTZero

GPTZero Price

Price: From $10 per month (Essential)

Free Plan: Yes

AI scan results - GPTZero

7. Hugging Face

AI community platform
AI community platform

Hugging Face is an open-source platform with fantastic pre-trained AI apps, ready to tackle any task you throw at them.

But let’s talk about why you’re here – the AI content detection.

It scans and analyzes text, giving you the probability of it being human-generated (real) or AI-generated (fake). The results are in decimals, which may seem spooky initially. Don’t worry; they’ll direct you to a more straightforward page to view your results.

And the icing on the cake? It’s free for anyone to use!

Hugging Face Benefits

  • Free and Open-source: A whole community-driven platform that’s free to use.

  • Efficiency: Paste your text, and voila! It’s as simple as that.

  • Integration: API integration allows you to use AI detection capabilities in your own applications.

Hugging Face

3.5
  • Open-source.
  • Free (no sign-up).
  • AI community.

Pros and Cons

  • Free AI detector tool
  • Easy to use
  • Can scan PDFs
  • Doesn’t check plagiarism
AI community - Hugging Face

Hugging Face Price

Price: Free

Free Trial: Free

AI scan results in 1s + 0s

8. AI or Not

AI Image Detection Tool - AI or Not
AI Image Detection Tool

We have mostly spoken about detecting AI written text, but what about AI images and AI audio? Can those be caught, too?

AI or Not is a free web-based app that is a whiz at identifying AI-generated images and audio files using advanced algorithms and machine learning techniques.

What’s great is it also tells you which software was used to create the AI content. That’s a clever add, and more tools will look to do that in the future.

It only identifies AI models such as Stable Diffusion, Midjourney, Dall-E, or GAN. Still, I’m sure that list will keep growing.

AI or Not Benefits

  • Quick: In seconds, AI or Not, scans your content and gives you a clear answer.

  • Names AI Models: Identify content created by specific AI models like Stable Diffusion, Midjourney, Dall-E, or GAN.

  • Bulk Scanning: Scan in bulk with their API. This saves you time.

  • Free: 100% free with email signup.

AI or Not

4.0
  • Detect AI images and audio.
  • URL input or Drag & Drop.
  • Web-based app.

Pros and Cons

  • Easy to use
  • Quickly spot AI-generated images
  • Bulk scanning with API
  • Support popular image formats (PNG, JPG, WebP)
  • It tells you what model generated the content
  • Limited to specific AI models
  • Can produce false positives
Image and Audio AI Checker - AI or Not

AI or Not Price

Price: From $9 monthly

Free Plan: Yes

9. Sapling

Sapling Hero Image

This AI tool is perfect for agencies and teams who need to know all their content passes AI detection checks and don’t have time to manually check every line of text.

Sapling is a fantastic content detection tool to detect AI content, but, like many of these tools, it’s not always spot-on. It occasionally flags content that’s actually human-written (false positives). But with an accuracy of 97%, this doesn’t happen that often.

What makes Sapling stand out is its integration with enterprise apps like Salesforce, HubSpot, and Jira. This makes it an excellent AI content detector for large teams and agencies with advanced needs to ensure the authenticity of their content.

Sapling Benefits

  • Overall content score: Know at a glance how authentic your text is.

  • Free: Only pay for a plan if you need more advanced features.

  • Integrations: Sapling works with apps like Salesforce, HubSpot, and Jira. Detect AI-generated text without disrupting your workflow.

Sapling

4.0
  • Detect ChatGPT, GPT-3, GPT-3.5, and GPT4.
  • Highlight AI content in text.
  • Accuracy rate of 97%.

Pros and Cons

  • User-friendly interface
  • Fake content score %
  • Free to use
  • Has a Google Chrome extension
  • No plagiarism checker
Sapling AI content checker tool

Sapling Price

Price: $25 monthly (Pro plan)

Free Plan: Yes

10. Writesonic AI Content Detector

Writesonic Free AI Content Detector Tool
Free AI Content Detector Tool

Want another free AI detector? Writesonic is a free artificial intelligence detector that’s easy to use and provides an overall detection score for your text.

Designed for ease of use, Writesonic is a fantastic choice for content creators who need a quick and straightforward way to verify that their content is legit and human-written.

I was impressed by how quick and accurate Writesonic is for a free tool. But I should have known because their main product, their AI content writer, is fantastic, too. You should give it a go. Claim your free 10k words!

Writesonic AI Content Detector Benefits

  • Quick: In just a few seconds, Writesonic scans your content and gives you an overall detection scoreโ€”no waiting for results.

  • Easy: A simple copy & paste box, no fuss, just a few clicks.

  • Multi-language support: Supports several languages, so no one is left out.

  • Content Scores: It gives you a human-generated content score so you know just how good or bad the situation is.

Writesonic

4.0
  • Detects text from Bard, ChatGPT, GPT-4 +
  • Optimize for SEO ranking
  • 1000 words scan limit

Pros and Cons

  • Easy to use
  • Overall detection score
  • Free to use
  • Only scans up to 1000 words

Writesonic Price

Price: Free

Free Plan: Yes

How Do AI Content Detectors Work?

So, how do AI content detectors work? Let’s break it down:

  1. First, they use machine learning and natural language processing to take in lots of information and learn to make sense of it. It’s like what we do when we swat for an exam.

  2. They look for patterns that are common in AI-written text. These could be repeat phrases or specific ways of saying things.

  3. Then, AI detectors use algorithms to predict whether patterns and uniformity suggest human or AI-generated content.
  4. As AI gets more intelligent, so do AI detectors. So, they are always getting better at spotting AI-written content.

  5. Sometimes, these AI-content detectors are trained using ‘supervised learning models‘– a way of learning from examples. It’s like teaching a kid how to solve a math problem. You show them how to do it a few times, and soon, they can do it on their own.

So, there you have it! That’s how AI content detectors distinguish between human-written content and AI-generated text and images.

Selecting the Right AI Detection Tool

Looking for the perfect AI content detectors? Start by asking yourself:

  • What content am I creating?

  • Which languages do I need?

  • How accurate should the tool be?

  • Do I need to scan text and images?

  • What integrations do I need?

Once you’ve got your answers, it’s time to explore your options. Check out the AI tools’ pros and cons and read user reviews. This will give you a solid idea of what each tool can offer.

I always recommend looking for AI software platforms that offer either a free plan or a free trial so that you can test-drive the product and make sure it’s right for you before committing your hard-earned cash to it. Several AI tools in this list are free; start with those AI detectors!

Lastly, remember your budget. From free plans to subscriptions, there’s a tool for every budget. By comparing the cost and key features, you’ll find the ideal AI detection tool that fits your needs and wallet.

Free tools usually have some limitations on the number of AI scans you can do, or they can’t automate the process. This might be okay if you only have a few content pieces to test every month, so don’t let that put you off.

Summary

So, there you have it, the best AI tools to detect AI-generated content ๐Ÿ˜

We’ve taken a journey together through the top AI content detection tools you can use right now. We also looked at how AI content detection tools work and how to pick the right AI content checker for your needs.

Remember, when picking an AI tool, there are a few things to remember: the features, accuracy, support, automation, user reviews, your current workflow, and whether it plays nicely with your other tools.

With all these in mind, you can choose the perfect AI content detection tool that suits your needs. With the right tool in your AI toolbox, you can confidently publish content, knowing that your content is accurate, factual, and plagiarism-free.

Until the next time, thank you for reading, and keep creating content ๐Ÿซก

FAQ

Questions? We Have Answers.

Originality.ai is the most accurate AI content detector tool, with a 97% accuracy rate. It’s your best bet for sniffing out AI-generated content.

AI-generated content can be detected by analyzing repetitive language, keyword stuffing, lack of creativity, and opinion in writing. Content detection tools, such as Originality.ai, can help detect AI-generated text.

GPTZero is one of the best AI detection tools for identifying AI-written text, especially in classrooms. With a user base exceeding 1 million, it undoubtedly ranks among the top AI detector tools.

With an impressive accuracy rate of 98%, Turnitin is a widely respected AI detector. Hence, it can be deemed one of the top AI detectors available.

AI content detectors’ main purpose is to identify AI-generated or AI-written content, distinguishing it from human-generated writing, images, or audio.

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