Copyleaks
AI-powered plagiarism detection and AI content identification — scan text, documents, and code for originality and authenticity.
| What is it | AI-powered plagiarism detection and AI content identification — scan text, documents, and code for originality and authenticity. |
|---|---|
| Pricing | Paid — from $16.99/mo |
| Free tier | No |
| Platform | Web Application |
| API | Yes |
| Best for | verifying academic work originality, checking content for plagiarism |
| Domain registered | 2012 |
Data updated Aug. 1, 2026
What does Copyleaks do?
Copyleaks is a comprehensive plagiarism detection and AI content identification platform that analyzes text to determine its originality. You can paste text directly, upload documents (including Word, PDF, and more), or provide URLs for scanning. The system then cross-references content against billions of web pages, academic papers, and proprietary databases to identify potential matches and similarities.
The platform stands out with its layered approach to analysis. It doesn't just find exact matches—it uses AI to detect paraphrased content, identify AI-generated text (including outputs from ChatGPT and other models), and even scan source code for plagiarism. The results are presented in a detailed report that highlights matched content with source links and similarity percentages, making it easy to understand where potential issues exist.
This tool is particularly valuable for educators verifying student work, content managers ensuring original marketing materials, publishers vetting submissions, and developers checking code authenticity. Real-world use cases include universities maintaining academic integrity, businesses protecting their content from duplication, and writers verifying their work's originality before publication.
Key features
What makes it stand outWho is Copyleaks for?
Who benefits most from this toolPricing
Personal
- 100 scan credits
- 25,000 words per month
- Scan for AI and plagiarism in a single report with AI Logic
- AI detection in 30+ languages
- Plagiarism detection in 100+ languages
- Access to the Shared Data Hub for enhanced detection accuracy
- Google Docs Add-on access
- Google Chrome Extension access
Pro
Everything in Personal, plus:
- 25 users
- 1,000 scan credits
- 250,000 words per month
- Advanced detection filters
- Scan full websites
- Cross-language translation detection
- Access to the analytics dashboard
- Priority customer support
Trust & presence
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