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Plagiarism Checker API

Ensure the originality of your content and prevent copyright infringement with the award-winning Plagiarism Checker API from Copyleaks, an online AI-powered tool to detect plagiarism.

Check for Plagiarism

Unparalleled Search Capabilities

Leverage the most comprehensive database, including billions of web pages and academic journals, to ensure unmatched accuracy in plagiarism detection.

Identical & Paraphrase Recognition

Go beyond simple text matching to identify rewritten content that maintains the original meaning, ensuring a deeper level of originality verification.

Scan Any Document

Upload and scan any popular document type, including PDFs, Word files, plain text and more. The Plagiarism Checker API can handle it all and maintain the original format of the document.

Source Code Analysis

Uphold software integrity by detecting plagiarized code. This helps maintain academic integrity as well as compliance with licensing agreements.

Our plagiarism checker is an API-first solution with unmatched flexibility and customization. This can help you build a tailored integration for your specific use case.

Copyleaks Data Hubs allows you to detect plagiarism against internal documents.

  • Shared Data Hub: Compare your documents against millions of documents shared by other institutions.
  • Private Cloud Hub: Have your own private data hub which you can use in order to compare your files against each other.

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When scanning documents for plagiarism, there are text segments which you may want to exclude from the scan. With Copyleaks you have the ability to choose specifically what you want to omit from the scan, including references, citations, quotes and more. Copyleaks will include in the plagiarism scan only the sections that you wish to scan.

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In some cases, writers will try to avoid plagiarism detection. There are techniques that are designed to obfuscate the submitted content while keeping the document look regular. With Copyleaks you have the ability to detect text manipulation attempts as part of the authenticity API scans.

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Once a plagiarism scan is complete, you can display the results in a ready-to-use web report. The web report supports all the features and allows customization to fit your brand needs.

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Scan student work for plagiarism and AI content right in your platform. Compare against millions of global submissions as well as billions of online materials to prevent recycled assignments and maintain academic integrity.

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Our Plagiarism Checker is even better when paired. Combine our services to build a robust solution for authenticity, safety, and quality, establishing a holistic framework for digital trust.

Ready to elevate your originality with the market’s leading Plagiarism Checker?

Schedule a Live Demo

Get a personalized demo and discover how to process thousands of documents seamlessly, integrate Copyleaks into your existing systems, and achieve enterprise-grade accuracy for your specific use case.