Plagiarism Detector API

100% Private. Flexible. Scalable. Reliable.

Make The Plagiarism Detector API Your Own

The Copyleaks API can be fully white-labeled, so you can easily customize the look and feel to fit the needs of your business.

Experience more than word-for-word detection with the only platform that:

A Fully Flexible API Built By Developers for Developers

Our SDKs allow developers to easily integrate the Copyleaks API into any platform in just a few minutes, using our ready-to-use code in different languages, including C#, Node.JS, PHP, Java, Ruby, Python, and more.


A Tailor Made API
Reporting Experience

Receive a PDF report summarizing the scan results.

  • Quick integration
  • Easy to configure results
  • Utilizes the least development resources
  • Clear and concise PDF final report
This option is for you if:
  • You don’t require customization
  • Don’t need raw data for processing
  • Are looking for a quicker integration

Embed an interactive Copyleaks report within your own interface. 

  • Easily embed anywhere
  • Completely interactive to understand the results
  • Minimal development time
  • Get detailed sources for every result
This option is for you if:
  • You require minimal customization
  • Need only basic changes to the look and feel
  • Want more detailed sources for results
  • Need to preserve development resources expenditure

Our most powerful reporting method.

  • All raw data from scan results are available for use
  • Fully white-label reports and data to meet your requirements
  • No additional cost
  • Offers the best usage of scan reports/data
This option is for you if:
  • You want raw data for further use
  • You require deep integration and/or customization
  • You wish to fully white-label
  • Need data for case-specific UI/UX

Get Started Today With the Plagiarism Detector API

What You're Getting


More Than Word-for-Word Detection

The only AI detector that highlights what text is human or AI at the sentence level versus entire paragraphs.

Unrivaled Search Results

Search across trillions of pages of original content, 16,000+ open-access journals, 60 trillion web pages, 1M+ internal documents, 20+ code data repositories, and more.

AI Content Detection

Detect AI Generated Content

Our award-winning AI Content Detector adds the next level of content verification for your business. From AI to copyright infringement, have all your bases covered. 

Customer Success Team

API Integration Support 

Choose your best option from our three comprehensive integration support plans and have your API up and running in no time.

Copyleaks Integrations

Secure Storage Options for Internal Content

A Private Repository gives you complete control over your organization’s data and internal documents.

Multiple Languages

Plagiarism Detection in Over 100 Languages

As one of the most extensive language databases on the market, you can detect potential plagiarism in over 100 languages.


Military-Grade Security and Privacy

Copyleaks is both SOC 2 and SOC 3- certified and GDPR-compliant with military-grade 256-bit encryption. Learn more about our security practices here.

Do More With Your Organization

With Copyleaks Admin, you can create and manage policies, assign multiple admins, and more. Our API dashboard provides detailed analytics, such as data usage and quota availability.

Data masking icon

Sensitive Data Masking

Our API automatically masks credit card numbers, addresses, and other sensitive data from all scans.

Get started with the Copyleaks Plagiarism Detector API


Explore our options and get started with the plan that works for you.


Why wait? Dive into our API dashboard and get familiar with the platform today.


Find all documentation you need including SDKs with code examples, method documentation, technical specifications, and more.

Plagiarism Detection Designed to Fit Your Needs