The Next Generation Of Plagiarism Detection

Plagiarism Detection Platform

Integrate the Copyleaks API with your systems to authenticate content and detect plagiarism seamlessly, from within your environment.

Ready to use SDKs

Identify Paraphrased and Similar Content

Advanced artificial intelligence technology is able to detect even highly paraphrased and rearranged similar content. See exactly where text is similar and related so you know if the work is original.

Plagiarism Spectrum

Fast, Highly Available and Secure

Our cloud based platform ensures high security,
24/7 availability and resistance to high workloads.

System Status

Various Features To Fit Your Needs

Comprehensive Results

Copyleaks Cloud scans billions of internet pages to check for plagiarized content. Receive the most accurate and focused plagiarism reports the moment we find copied content.

Multiple File Types & Languages

Copyleaks supports scans of content in different file formats including PDF, DOC, DOCX, HTML, RTF and more. Search in a variety of languages (Unicode), including Asian languages.

Easy to Integrate

Integrate with Copyleaks Open-Source API seamlessly using our ready-to-use code in different languages including C#, Java, PHP, NodeJS, Ruby and Python.

Choose Your Plan

We offer different plans to fit your needs. Find the best plan for you for education or businesses. You can always try out our Sandbox for FREE.

Highly Secured

Your security online is our top priority. All of our services are secured with SSL and our payments are PCI compliant.


Upload images of text in different languages to detect copies of your content.

Integrate Seamlessly Using Our SDKs

Integrate with the Copyleaks Open-Source API easily, in just a few minutes, using our ready-to-use code in different languages including C#, Java, PHP, Node-JS, Ruby, Swift and Python.

Start Using Our Packages

npm Nu-Get Ruby Gem PyPi CocaPods Packagist