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3.7

Copyleaks

Evaluated

plagiarism detection platform

huby score

3.7/ 5

#1 of 9 AI detectors

Last tested

Strongest

Use Cases & Pricing

4.2

Weakest

Privacy

3.5

Submitted by
OVERVIEW

Copyleaks is an advanced online plagiarism detection platform available at https://copyleaks.com. It utilizes AI and machine learning to scan vast amounts of content, including web pages, academic papers, and internal documents, for similarities. This powerful tool helps individuals and organizations ensure content originality and academic integrity by identifying duplicated or unoriginal text.

The full evaluation report

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Research Brief

All 29 subcategories scored individually, each with the assessment behind it, plus the fit judgement.

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Evaluation summary

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Quality

Privacy

Security

Use Cases & Pricing

Sustainability And Reliability

Impact, Ethics, And Safety


Copyleaks screenshots and demo

Specs

  • AI Text Detector

    Identifies AI-generated text across models like ChatGPT, Gemini, DeepSeek, and Claude with over 99% accuracy.

  • AI Video, Image, and Audio Detectors

    A unified, multi-modal ecosystem for detecting synthetic, manipulated, and deepfake content.

  • Plagiarism Checker

    Scans against 60 trillion+ websites, 16,000+ open-access journals, and 1 million+ internal docume

  • Source Code Verification

    Checks 20+ code repositories to detect AI-generated code, hidden vulnerabilities, and unlicensed reuse.

  • Grammar Checker & Text Moderation

    Built-in tools to improve writing and moderate text content.

  • 30+ Language Support (AI Detection)

    Detects AI in over 30 languages, including Spanish, Japanese, French, German, and Chinese.

  • 100+ Language Support (Plagiarism)

    Detects plagiarism across more than 100 languages.

  • Unauthorized LLM Usage Tracking

    Identifies when and where your proprietary content has been used to train AI models without consent.

  • API & LMS Integrations

    Native integrations for learning management systems and fully customizable APIs for enterprise workflows.

  • Browser Extensions & Google Docs Add-on

    Instant content scanning tools built directly into web browsers and Google Docs.

Vendor-provided as of .

Personal

$167.88/year

NEW! AI Image Detection

  • 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
  • Scan multiple files in one upload
  • Browser extension with saved scans
  • Google Docs Add-on access
  • 1,200 unified credits: Scan up to 300,000 words OR 1,200 images
POPULAR

Pro

$899.88/year

Everything in Personal, plus

  • Includes 25 user seats , designed for startups and small teams
  • Advanced detection filters
  • Scan entire websites
  • Cross-language translation detection
  • Access to the analytics dashboard
  • 12,000 unified credits: Scan up to 3,000,000 words OR 12,000 images

Personal

$16.99/month

NEW! AI Image Detection

  • 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
  • Scan multiple files in one upload
  • Browser extension with saved scans
  • Google Docs Add-on access
  • 100 unified credits: Scan up to 25,000 words OR 100 images

Pro

$99.99/month

Everything in Personal, plus

  • Includes 25 user seats , designed for startups and small teams
  • Advanced detection filters
  • Scan entire websites
  • Cross-languageCatch plagiarism translated from other languages translation detection
  • Access to the analytics dashboard
  • 1,000 unified credits: Scan up to 250,000 words OR 1,000 images

Technical details

Source type: closed

Repository

Copyleaks AI Content Detector

Educational Institutions & EducatorsPublishers, Media Outlets & Digital MarketersSoftware Development & Engineering OrganizationsLegal, HR & Enterprise Compliance DepartmentsStudents & Freelance Content Creators

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Copyleaks Affiliate Program

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15% OFF
Percentage Discount
How to Earn

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How You'll Receive It

https://copyleaks.com/affiliate

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Copyleaks Alternatives

Pangram3.6/5Compare →An AI detector that actually works.What stands out: Pangram is an AI detector that actually works, providing unparalleled accuracy in identifying AI-generated text. It reliably detects content from major models like ChatGPT, Bard, and Claude. Built for educators, businesses, and individuals, Pangram offers a truly effective solution for verifying text authenticity.
GPTZero3.5/5Compare →AI Detection tool designed for content transparencyWhat stands out: GPTZero is an AI detection tool specifically designed to promote content transparency. It helps users identify whether a piece of text has been generated by artificial intelligence. This product is available online at https://gptzero.me.
Originality AI3.2/5Compare →Originality.ai AI detector to identify if text was generated.What stands out: Originality.ai is an AI content detector designed to identify whether text was generated by artificial intelligence. It helps users verify the originality and authenticity of written content across various platforms. This tool is particularly useful for publishers, educators, and content creators seeking to ensure human authorship.
See all 9 ranked AI detectors

Community

News, events, releases & ways to contribute.

News

Jul 15

Object Detection API Launch

POST / v1 / object-detection / {scanId} / check Locate and segment specific objects within an image. You supply a list of objects to look for, and the endpoint returns a Run-Length Encoded (RLE) segmentation mask for each object it finds. This endpoint performs object segmentation only - it does not classify whether the image is AI-generated. To detect AI-generated content, use AI Image Detection.

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huby evaluation score

3.7

/5

Scored independently against the framework. Never averaged with user reviews.

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