What is the accuracy rate of the Copyleaks AI detector?

Copyleaks reports an accuracy rate of over 99% in identifying AI-generated content, including text from GPT-4, Gemini, and Claude, with a very low false-positive rate.

Can it detect AI-generated source code?

Yes, Copyleaks is one of the few platforms that can verify source code for both originality and AI authorship.

Does Copyleaks support multiple languages?

Yes, it supports plagiarism detection in over 100 languages and AI content detection in over 30 languages, including Spanish, French, German, and Chinese.

What counts as a 'credit' in Copyleaks?

One credit typically covers the scanning of up to 250 words. For most paid plans, credits are assigned monthly and do not always roll over.

Does it integrate with Canvas or Moodle?

Yes, Copyleaks offers seamless integration with major LMS platforms including Canvas, Moodle, Blackboard, and D2L Brightspace.

Can it detect 'humanized' AI content?

While humanized or heavily paraphrased AI content is harder to catch, Copyleaks uses advanced linguistic analysis to identify the structural patterns and logic typically associated with AI generation.

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AI content detection

Freemium

Copyleaks - Plagiarism detector

Advanced AI and plagiarism detection tool for schools and businesses. Detects GPT-4, Gemini, and Claude across 30+ languages with sentence-level reports and LMS integration.

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Rating

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4 months ago

Listed

AI Content Detection

Plagiarism Checker

Academic Integrity

Source Code Detection

LMS Integration

Writing Assistant

Enterprise AI Tools

Tool information

Provider

Copyleaks

Platforms

Web

Chrome Extension

Google Docs Add-on

MS Word Add-on

iOS

Android

Languages

English

Spanish

French

Portuguese

German

Italian

Russian

Chinese

Japanese

Arabic

Dutch

Greek

Hebrew

Armenian

API Available

Yes

Added to directory

4 months ago

Last updated

about 2 months ago

Rating

Not available

Pricing

Freemium

About Copyleaks - Plagiarism detector

What the tool does and who it's for

Copyleaks is a comprehensive AI-powered platform designed to identify plagiarism and detect AI-generated content with high accuracy. Utilizing advanced natural language processing and machine learning, it analyzes linguistic patterns, sentence structure, and 'burstiness' to distinguish between human and machine-authored text. The tool is tailored for academic institutions, enterprises, and individual content creators, offering deep sentence-level analysis, cross-language detection in over 30 languages, and source code verification. It integrates seamlessly with major Learning Management Systems (LMS) like Canvas and Moodle, and provides a robust API for custom enterprise workflows.

Key capabilities

AI Content Detection: High-accuracy detection for GPT-4, Gemini, Claude, and more.

Plagiarism Checker: Scans billions of web pages, journals, and internal documents.

Source Code Analysis: Detects AI-generated and plagiarized code across multiple languages.

Cross-Language Detection: Identifies translated plagiarism across different languages.

LMS Integration: Native plugins for Canvas, Moodle, Blackboard, and Brightspace.

Sentence-Level Reporting: Detailed breakdown showing exactly which parts are likely AI.

Writing Assistant: Includes grammar and spell checking to improve content quality.

Multi-User Support: Team management features with role-based access control.

Data Security: Secure hosting on Google Cloud with regional data residency options.

Pricing

Freemium — plans below

Free / Trial

Basic AI detection
Limited plagiarism credits
Access to web platform

AI Detector Only

$7.99/mo

Specialized AI detection
Monthly credit allowance
Chrome extension access

Plagiarism + AI Personal

Enterprise / Education

Contact sales

Custom credit volume
API access
LMS integration
Dedicated customer success manager

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