100% Private. Flexible. Scalable. Reliable.

API-based and AI-powered Plagiarism Detection Platform

Leverage AI & Machine Learning to boost your plagiarism detection capabilities with the tools YOU love, using the comprehensive, fast, secure, and incredibly simple to use Copyleaks API solution.

Don’t change the way you work! Tailor the Copyleaks API to fit your needs!

Learn more about our API!

Enhance your platform with the power of the Copyleaks API.

How can Copyleaks API help your organization?

Copyleaks API provides a robust and straightforward solution that allows you to run originality checks and receive reports for results and usage, all white-labeled under your brand name and tailored to your ecosystem.

AI & Machine Learning

Advanced AI & Machine Learning capabilities allow going beyond word-for-word plagiarism and detecting identical, similar, and related meaning forms of plagiarism.

Detect plagiarism in content that has been altered, copied, or paraphrased. Unlike other plagiarism detectors that only detect identical text, with AI, Copyleaks can detect similar and paraphrased content that helps get more in-depth results.

Built for Builders

With seamless integration and flexibility to tailor the solution to any specific needs, Copyleaks API can power up your organization’s content protection capabilities.

Integrate our API with your LMS, E-learning platform, writing tools, SEO authoring tools, your own internal database, and more. Use our white-label solution and create a user interface that you desire, all while running the Copyleaks plagiarism detection engine in the background.

Scan speed & bulk processing

Spend less time scanning and more time running your business! Copyleaks scans up to 300 scans/second, all while receiving the most accurate results.

Why spend hours creating or modifying scans & their results when the Copyleaks API will automate this process with ease? Our API makes checking for plagiarism and copyright infringement a breeze. Speed up your review process and save time for valuable work.

Why Copyleaks plagiarism detection API?

100+ Human & 20+
Programming Languages

Detect plagiarism and duplicate content in 100+ languages (including multiple Asian languages) and Source Code written in 20+ Programming Languages.

Integrations with
Private Repositories

Store your own internal documents in our private repositories to compare future documents against your previous data while maintaining your content’s privacy.

Collaborate Across
your Team

Working with team members on different fronts is easy with set security measures and permission for each team member.

Data Sources

Over 60 trillion websites (including password-protected sites). 15,000+ academic journals. 1M+ internal documents. 20+ Code Data repositories like GitHub, StackOverflow, etc. Real-time searches. No Indexed Data.

Sensitive data masking

Protect your organization’s sensitive information from being leaked. Automatically mask credit card numbers, addresses, and other sensitive data from all Copyleaks scans and reports.

Detailed Analytics

Browse through to find usage data, scan concurrency, and more. Copyleaks API dashboard provides detailed views, which allows you to see your usage in relation to your available quotas.

Custom build your reporting experience
with Copyleaks API results

There are 3 ways in which Copyleaks API scans reporting data can be utilized. Here’s how you can customize your scan reports:

Developed for Developers

Copyleaks can now be embedded into your custom application using our code examples in a variety of languages. Our SDKs allow developers to easily integrate with the Copyleaks API for plagiarism detection in just a few minutes, using our ready-to-use code in different languages, including C#, Node.JS, PHP, Java, Ruby, and Python.

Trusted by leading organizations

Ready to build your own experience?

Here’s how it works in just 3 simple steps:

your developers head over to our documentation site. Here you can access & read all the information needed to build custom, beautiful experiences.

You’re ready to start testing out the integration using one of the SDKs.

What our customers say about us

Gijs
Director of Development, Cloudwise

"We at Cloudwise use the Copyleaks API to scan student assignments for our customers, i.e., schools. Thanks to the integration with Copyleaks, we are able to inform teachers correctly about possible plagiarism by the students. Copyleaks has a very reliable service that we enjoy using."

Al Globus
Editor-in-Chief, National Space Society

"Award Force chose the Copyleaks API as a plagiarism checker for their contest software. We held a contest, and it only took four days to handle the problems exposed by over 2,700 entries from 13,000 participants. Copyleaks’ support for this effort was outstanding. We were able to use plagiarism detection effectively, and it played a major role in our success."

Fleur
Head of International Studies

"The Copyleaks support and API service has been gratefully received. We have an incredibly complex system with multiple variables when student assignments are submitted through our platform. We always receive fast and accurate results and timely assistance when needed."

Why use a Plagiarism Detection API?

More opportunities to deeply embed Copyleaks into your service/platform, thereby providing a more customized and seamless experience for your users.
More programmatic control of where, when, and who can submit documents and to whom reports are presented in your custom workflows.
Control whether the results are shown in standardized views or customized views you create with our raw data. You also have control over how many times resubmission is allowed.