Copyleaks – AI content detector

Modality: Text, API
Last Updated: December 22, 2025
Pricing: Paid, Paid options from $13.99/month, Billing frequency: Monthly
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Overview

Copyleaks AI Content Detector is an enterprise-grade solution designed to distinguish between human-written and AI-generated text with high accuracy. It supports over 30 languages and can identify content from models like ChatGPT, Gemini, and Claude, making it essential for academic integrity, copyright protection, and content verification. The tool offers robust API integrations for LMS and enterprise workflows, providing detailed insights into the authenticity of text. It is widely used by educational institutions, publishers, and businesses to ensure originality and compliance.

Pros & Cons

Pros

  • Unparalleled detection accuracy (claimed 99.12%)
  • Supports detection of ChatGPT, Gemini, Claude, and more
  • Multilingual support for over 30 languages
  • Enterprise-level security (GDPR, SOC 2/3 certified)
  • API and LMS integrations (Moodle, Canvas, etc.)
  • Detailed reporting with sentence-level analysis
  • Chrome extension for easy browser access

Cons

  • No free tier (paid plans only)
  • False positives and negatives can occur
  • Effectiveness varies with heavily edited or short text
  • Dependencies on third-party platforms for some features
  • Limited to text analysis (no image/audio detection yet)
  • Potential high computational requirements for bulk scans
  • No offline mode available
Q&A
What is the Copyleaks AI Content Detector? +

It is a tool that analyzes text to determine if it was written by a human or generated by an AI model.

Which AI models can it detect? +

It can detect content from models like GPT-4, GPT-3, ChatGPT, Gemini, Claude, and others.

How accurate is the detection? +

Copyleaks claims an accuracy rate of 99.12% and a low false positive rate.

Does it support multiple languages? +

Yes, it supports detection in over 30 languages including English, Spanish, French, German, and Chinese.

Is there an API available? +

Yes, Copyleaks offers an API for seamless integration into other platforms and workflows.

Can it be used for plagiarism detection? +

Yes, while specialized for AI detection, it is often used alongside plagiarism checkers to verify content originality.

Does it integrate with Learning Management Systems (LMS)? +

Yes, it integrates with popular LMS platforms like Moodle, Canvas, and Blackboard.

Is my data secure? +

Copyleaks provides military-grade security and is GDPR, SOC 2, and SOC 3 compliant.

Who is this tool designed for? +

It is designed for educational institutions, businesses, publishers, and anyone needing to verify content authenticity.

Is there a free version? +

No, the AI detector is a paid tool with plans starting at $13.99 per month.

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