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17 Best AI Detectors for AI-Generated Content | 2024 Guide

ai content detection tools - free + paid

AI detector tools sniff out text and images created by AI tools like ChatGPT. In this blog post, I will give you the best AI detection tools, their features, accuracy, and costs to help you choose the right one for your needs.

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Best AI Detectors Shortlist

AI content detection tools aren’t created equal. Some mistake human-written text for AI and vice versa. These are our top recommendations:

Best For:

Top AI Detection Tools

1. Originality AI. Top Choice AI Detector

Originality AI is a web-based AI detector tool that also checks for plagiarism. Its user-friendly interface and high accuracy (99%) make it a standout choice for content creators, editors, and digital marketers.

Pros
  • High accuracy
  • Good customer support
  • User-friendly interface
  • Scan entire site
  • Google Chrome extension
  • Pay As You Go option
  • Easy API integration
Cons
  • Some false positives
  • Can become expensive

Price: Starting at $14.95 per month or $30 for PAYGO.
Free Trial: Yes, 100 free credits if you install and use the Chrome extension.

Rating:

  • Accuracy – 10/10

  • Cost- 7/10

  • Features- 9/10

  • Ease of use- 8/10

editors note

New Feature: Site Scan – Instantly scan your entire website for AI-written text.

2. Winston AI. High Accuracy AI Detection

Winston AI has a sky-high accuracy rate and has the ability to detect AI-generated images.

The reporting features are robust and support multiple languages, making it a favorite for educators and web publishers.

The one thing I would like to see is a free plan. I appreciate the 7-day trial, but that’s not enough time to get to know the platform.

However, its ability to detect both AI-generated text and images is a massive win for content creators 🙌

Read our complete, unbiased Winston AI Detector Review blog post 👉

Pros
  • 99% accuracy rate
  • Supports multiple file types
  • Deepfake and AI image detection

  • AI prediction map
  • Detailed analysis

  • Comprehensive reporting

  • Detects most Large Language Models (LLMs)

  • Supports multiple languages

Cons
  • There is no free plan, only a free trial

Price: From $18 per month.
Free Plan: Yes – 2000 words limit (7 days).

Rating:

  • Accuracy: 9/10

  • Cost: 6/10

  • Features: 8/10

  • Usability: 8/10

editors note

Install the free Chrome extension and get an extra 1,000 credits for free. Get it now!

3. Content at Scale. For Large Volumes of Content

Content at Scale (CAS) is for content creators who create lots of AI content but aim for a human-like quality.

The free tool is quite basic, with a character limit of 2,500 per scan. The paid version offers features like an AI writer, AI detection, plagiarism detection, and more.

Pros
  • High accuracy rate

  • In-depth reporting

  • Supports 100+ languages
  • Easy to use with WordPress
  • Free AI detection

  • User-friendly interface
  • 1-click human-written content

Cons
  • Only allows 2500 words
  • Premium plans can be expensive

Price: Starting from $49 per month.
Free Trial: No need, it is free! 🤑

Rating:

  • Accuracy: 8/10

  • Cost: 7/10

  • Features: 9/10

  • Usability: 8/10

4. Copyleaks. For Comprehensive Detection

Copyleaks is an enterprise-grade tool offering AI and plagiarism detection. It also includes an AI source code detector for developers and military-grade security and data protection features.

Pros
  • Detection of AI-generated content (99%)

  • Text highlighting for quick review

  • Multilingual support
  • Chrome extension
  • API access

  • LMS integration
  • Detects source code plagiarism
Cons
  • It can be expensive for large scans
  • Separate plans for plagiarism and AI detection

  • No URL scanning functionality

Price: from $9.99/month for 100 credits
Free Trial: 25 credits

5. Writer. Best AI Tool for Teams

Writer is a free AI content detection tool that is easy to use but only offers a limited number of words per scan. The paid subscriptions are ideal for content creators who work in teams.

The Writer AI content detector is popular for its accuracy and seamless API integration.

The reporting options are great, with lots of depth and insights. On the flip side, the subscription cost may be a downside for some users.

Pros
  • Simple copy & paste
  • Chrome, Docs, Word, +
  • URL scanning
  • Human Content Score
  • High accuracy

  • API access

Cons
  • 5000 word limit free tool

Price: Free (max. 5000 words) or $18 per user per month for full product.
Free Trial: The AI detector is free to use 🤑

Rating:

  • Accuracy: 8/10

  • Cost: 7/10

  • Features: 8/10

  • Usability: 8/10

6. GPTZero – Best for Detecting Popular AI Models

One of the first AI detection platforms, GPTZero, is free, user-friendly, and popular in educational settings.

GPTZero can recognize text generated by popular AI models like Google Gemini and ChatGPT.

n my experience, it sometimes mistakes AI-generated text for human-written text and vice versa.

However, these occurrences are infrequent, and I use spell checkers and writing aids like Grammarly which can throw the results off.

Pros
  • Free to use
  • API integration
  • Color-coded results in the scan
  • Google Chrome extension
  • Detects all major AI models
  • Plagiarism tool
  • Source scanning
Cons
  • Free plan has limited features
  • Can produce false positives

Price: From $15/month billed annually.
Free Plan: Yes

Rating:

  • Accuracy: 8/10

  • Cost: 9/10

  • Features: 7/10

  • Usability: 8/10

editors note

Educators can benefit from discounted plans starting from $7.50 per month.

7. Contentdetector.org

free ai detector results

Contentdetector.org is a reliable, free tool for detecting plagiarism and AI-generated content. It supports multiple platforms and AI models.

It also has a free AI-to-human text converter, which allows you to make your AI-written text bypass AI content detectors.

Pros
  • Free AI detection
  • Copy and paste
  • Most advanced ML models
  • Easy-to-understand results
Cons
  • No advanced features

Price: $0.00
Free Trial: No need, it’s free 🤑

8. Hugging Face

open source ai

Hugging Face is an open-source platform with pre-trained AI apps, including an AI content detector. It provides probability-based results for text analysis.

Pros
  • Free and Open-source
  • Quick and easy text analysis
  • Custom API integration
  • Can scan PDFs
  • Product Pro 5
Cons
  • No plagiarism check
  • Product Con 2
  • Product Con 3
  • Product Con 4
  • Product Con 5

Price: $0.00
Free Trial: Free

9. AI Or Not. Image & Audio Detection

Another top pick is AI Or Not, which specializes in AI detection for images and audio.

However, the free version has limited features, so you may need a subscription to get any real value from this tool.

Pros
  • Fast detection of AI content
  • Recognizes specific AI models
  • Bulk scanning features
  • API integration
  • Scan images and audio files
  • Free plan available

Cons
  • Limited to certain AI models
  • 10Mb image limit
  • Statistics only on paid plans

Price: From $9 per month billed annually.
Free Plan: Yes

Rating:

  • Accuracy: 7/10

  • Affordability: 5/10

  • Features: 6/10

  • Usability: 7/0

10. Sapling. Top Choice Free AI Detector

Sapling is primarily a CRM for sales and customer support teams. But it also offers a free web-based AI content detector.

My favorite feature is the ChatGPT AI detector (a Chrome extension), which can detect AI even in your ChatGPT instance. It’s super cool!

Pros
  • Scans full articles up to 2500 words

  • Shareable certificate
  • 97% accuracy rate
  • User-friendly
  • Chrome extension
Cons
  • No plagiarism checker
  • Lower accuracy compared to premium tools

Price: $0.00
Free Plan: Yes

Rating:

  • Accuracy: 6/10

  • Cost: 10/10

  • Features: 6/10

  • Usability: 8/10

11. Writesonic AI Content Detector

detection score on writesonic

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 sounds human-written. It is an easy-to-use AI content detector that won’t cost you anything.

Pros
  • Fast detection results
  • Simple copy & paste interface
  • Several languages supported
  • Overall detection score
Cons
  • Only scans up to 1000 words

Price: $0.00
Free Plan: Yes

12. ZeroGPT

scan score on zerogpt

If you want an easy but effective solution for detecting ChatGPT/GPT-4 content, then you can’t go wrong with ZeroGPT.

Simply copy and paste your text into the web interface, and you’ll have a result within a couple of seconds.

I like that it gives you a simple text result as well as a % score and highlights the text it believes may be AI-written.

Pros
  • Batch file detection
  • AI summarizer
  • AI paraphraser
  • Useful free plan
Cons
  • Free version has lots of ads
  • Free version has no PDF report

Price: from $99.48 per year
Free Plan: Yes

13. Smodin. Free AI Detection Tool

Smodin is an uncomplicated AI-detection tool and generative AI writing platform. You can scan up to 5000 characters at once, and the results are instant.

Considering it is a free tool, its accuracy is quite impressive. The plagiarism checker feature is only available in the paid version of the app.

Pros
  • Good user interface
  • Fast scan results
  • Detects all major AI models
  • Upload doc,docx and pdf files
Cons
  • Limited free version
  • Max. 5K characters on free plan
  • Must sign up to use it

Pricing: Paid subscriptions begin at $15 per month.

Free: Yes.

Rating:

  • Accuracy: 7/10

  • Cost: 8/10

  • Features: 6/10

  • Usability: 8/10

14. TraceGPT. Ideal for Advanced Detection

TraceGPT from plagiarismcheck.org is an effective AI text classifier known for its accuracy and user-friendly design. It is a trusted tool for verifying content authenticity.

Simply upload your files and paste your text into the scanner. The scanner quickly tells you if the content appears human-created or not, highlighting it for easy review.

Pros
  • High detection accurracy

  • Easy-to-use interface

  • Detection in real-time

  • Chrome browser extension

  • Custom GPT

Cons
  • No free plan

Pricing: Subscriptions from $2.99 monthly.

Free plan: No.

Rating:

  • Accuracy: 9/10

  • Cost: 6/10

  • Features: 8/10

  • Usability: 8/10

15. Illuminarty. In-depth AI Image Analysis

Illuminati is unique because it doesn’t just detect AI content. It also performs a deep scan to reveal which AI model created the image.

It is also a good AI text classifier, accurately distinguishing between human text and AI written text.

Pros
  • Identifies AI models used

  • API integration for automation

  • Dual AI media scans (text and images)

  • AI probability percentages

Cons
  • More complicated to use compared to similar tools

Price: A free plan is available (web application). Paid options from $10 per month.

Free plan: Yes.

Rating:

  • Accuracy: 8/10

  • Cost: 8/10

  • Features: 7/10

  • Usability: 7/10

16. Scribbr. Ideal for Short Texts

Scribbr is an AI checker and paraphrasing platform that does its job effectively.

I appreciate its simplicity and the straightforward percentage score it generates.

The drawback is that you can only scan 500 words at a time, which is a big drawback if you write long-form content.

Pros
  • Unlimited AI scans

  • Plagiarism detection included

  • Suitable for students and teachers

  • User-friendly interface

  • No sign up required

Cons
  • Can produce false positive results

  • Easily tricked by paraphrasing tools
  • No paraphrasing tool

  • Only 500 words per scan

Price: Free to utilize

Rating:

  • Accuracy: 7/10

  • Cost: 10/10

  • Features: 5/10

  • Usability: 8/10

17. Crossplag. Low-volume AI Scans

crossplag ai content checker
Pros
  • Visual AI content score

  • Simple interface

  • AI paraphraser
  • 10 free credits for signing up
Cons
  • You must create an account

  • Limited to 3000 words per scan

Another great free option to safeguard the authenticity and uniqueness of your content without breaking the bank is Crossplag.

Besides being a good AI content detector, Crossplag is also great at writing too.

It’s super easy to use: Register, paste your text, and scan. Within seconds, Crossplag will tell you if it is human-generated content or if AI did the work.

Price: From $9.99 per month.

Free plan: Yes.

Rating:

  • Accuracy: 10/10

  • Cost: 10/10

  • Features: 7/10

  • User Friendliness: 8/10

  • Join Crossplag 👉

What is an AI Detector?

what is an ai detection tool?

An AI detector is software designed to identify content generated by artificial intelligence.

These clever tools use algorithms to identify writing patterns that AI-generated text leaves behind.

These tools help maintain the integrity of content by ensuring it is genuinely human-written content, which is crucial for building trust with audiences and maintaining high standards.

Understanding AI Detectors

AI detectors are becoming increasingly important as AI-generated content becomes the norm. I use AI daily to draft content but ensure authenticity with AI detectors.

These tools use machine learning and natural language processing to differentiate between AI and human text.

After I’ve got my first draft, I check it to avoid copying AI content and ensure I’ve verified the facts. This human intervention helps me ensure what I publish is original and has a human feel.

However, AI detectors aren’t perfect— they can sometimes give false positives. Accuracy varies by platform, so don’t fixate on getting a perfect score.

Benefits of AI Detectors

AI detectors offer numerous benefits for different jobs:

  • Bloggers: Ensure content authenticity, boosting search engine rankings and audience trust.

  • Educators: Maintain academic integrity by verifying student submissions.

  • Content Creators: Enhance work’s authenticity, fostering audience trust.

Selecting the Right AI Detection Tool

When choosing an AI content detector, consider the following:

  • Content Type: What kind of content are you creating?
  • Language Support: Which languages do you need?
  • Accuracy: How accurate should the tool be?
  • Text and Image Scanning: Do you need to scan text and images?
  • Integrations: What other tools do you need to work with?
  • Budget: Do you need a paid tool or will a free one be enough?

Compare the pros and cons, read user reviews, and look for free trials to find the best tool for your needs.

Wrap Up

So there you have it.

That’s all you need to find the perfect tool to detect AI content and maintain the authenticity of your work.

Remember, AI isn’t our enemy, but it shouldn’t replace human-written content either. Always use these tools to spot AI-written content before publishing your work.

I hope this list helps you. Don’t forget to share this blog post.

Drop a comment below and share your top tip for recognizing AI-written content. 👇

Frequently Asked Questions

FAQ about the best AI content detectors.

What is the best overall AI detector?

Originality AI is the best overall AI detector. It is accurate and has a lot of features. If you’re looking for reliability, this is a solid choice.

Which AI detector is best for detecting popular AI models?

GPTZero, Originality AI, and Winston AI are the top choices for detecting AI-written content.

What is the best free AI detector?

Sapling is the top choice for a free AI detector, thanks to its user-friendly interface and capability to scan complete articles efficiently. GPTZero also offers a free version for spotting AI-generated content.

Is there a way to detect AI-generated content?

Yes, tools like Originality AI can help by analyzing repetitive language, keyword stuffing, and lack of creativity.

Is GPTZero the best AI detector?

GPTZero is one of the best, especially for educational use, with over a million users.

Which AI detector is best for academic use?

Turnitin is the favorite AI-detection platform for academic use because it provides high accuracy and prioritizes academic integrity. It’s a reliable option for ensuring originality in student work.

What is the main purpose of AI content detectors?

To identify AI-generated content, distinguishing it from human-generated writing, images, or audio.

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