Copyleaks
AI DetectionEnterprise AI content detection with multi-language plagiarism verification
Overview
Copyleaks positions itself as an enterprise-focused content verification platform that combines traditional plagiarism detection with AI content identification. Founded in 2015, the company has evolved from a plagiarism checker into a comprehensive content authenticity solution serving educational institutions, publishers, and enterprises. Unlike consumer-focused tools, Copyleaks emphasizes institutional features like LMS integration, multi-language support, and API access for bulk processing.
The platform's AI detection capabilities have become its primary differentiator in a crowded market. Copyleaks claims to identify content generated by major language models including ChatGPT, GPT-4, Claude, and others with high accuracy rates. The system provides confidence scores rather than binary detection, which proves useful for content teams dealing with mixed human-AI workflows.
What sets Copyleaks apart is its focus on institutional customers rather than individual content creators. The platform offers deep integrations with educational technology stacks, custom reporting for compliance requirements, and white-label solutions for companies wanting to embed content verification into their own products.
Key features
AI Content Detection
Identifies text generated by ChatGPT, GPT-4, Claude, and other language models with detailed confidence scoring.
Multi-Language Support
Detects plagiarism and AI content across 100+ languages including Arabic, Chinese, and European languages.
LMS Integration
Direct integration with Canvas, Blackboard, Moodle, and other learning management systems for educational use.
API Access
RESTful API for bulk content analysis and integration into existing workflows and publishing systems.
Source Code Detection
Specialized detection for programming code plagiarism across multiple programming languages.
Batch Processing
Upload and analyze multiple documents simultaneously with detailed reporting and comparison features.
Custom Reporting
Generate detailed reports with similarity percentages, source attribution, and AI detection confidence levels.
White-Label Solution
Enterprise customers can rebrand the platform and integrate it into their own products and services.
Pricing
| Plan | Price | Includes |
|---|---|---|
| Free | Free | 10 pages/month, basic AI detection, plagiarism check |
| Individual | $10.99/month | 100 pages/month, AI detection, plagiarism check, API access |
| Business | Custom | Unlimited pages, team management, LMS integration, custom reporting |
| Enterprise | Custom | White-label, dedicated support, custom integrations, advanced analytics |
FAQ
How accurate is Copyleaks AI detection compared to Originality.ai?
Copyleaks claims 99.12% accuracy for AI detection but performs similarly to Originality.ai in independent testing. Both tools struggle with heavily edited AI content and can produce false positives on human writing.
Can Copyleaks detect paraphrased content and AI rewrites?
Yes, Copyleaks uses semantic analysis to detect paraphrased content and AI-rewritten text. However, sophisticated paraphrasing tools can still evade detection, especially when combined with manual editing.
Does Copyleaks work with WordPress and content management systems?
Copyleaks offers API integration for WordPress and other CMS platforms, but doesn't have native plugins. Integration requires technical setup or third-party solutions for most content management systems.
What makes Copyleaks different from free plagiarism checkers?
Copyleaks provides enterprise-grade features like multi-language support, LMS integration, API access, and AI detection capabilities that free tools lack. It also offers more comprehensive database scanning and detailed reporting.
Can Copyleaks detect AI content from newer models like GPT-4 and Claude?
Copyleaks regularly updates its detection algorithms to identify content from newer AI models including GPT-4, Claude, and Gemini. However, detection accuracy can vary as AI models evolve and improve their human-like output.
Review Sentiment
117 reviews across 2 sources
Bottom line
Solid choice for publishers and educators. Copyleaks scores 4.4/5 for dual AI detection and plagiarism checking provides, with the main knock being AI content detection can produce false positives, flagging human-written.
People love
- +Dual AI detection and plagiarism checking provides higher confidence in content originality verification
- +Supports over 100 languages with accurate cross-language plagiarism detection capabilities
- +Simple interface with near-immediate results that is easy to implement for educational and enterprise use
Common complaints
- –AI content detection can produce false positives, flagging human-written content as AI-generated
- –Scanning costs add up quickly for high-volume users with pricing that can become prohibitive
- –Sometimes flags very short fragments of general language as plagiarized, reducing precision
Last updated Feb 2026