AI Content Detector

Copyleaks

Copyleaks is an AI content, plagiarism, and authenticity detection platform for text, images, video, and code.

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Copyleaks

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What is Copyleaks?

Copyleaks is a content integrity platform that helps users detect AI-generated content, plagiarism, deepfakes, and other forms of unauthorized or manipulated material. It offers tools for text, image, and video analysis, along with integrations for business and education workflows.

Copyleaks vs Similar AI Tools

Pricing ModelFree, Custom PricingFreeFree, FreemiumFree
Free Credits
Key Features
  • AI text detection
  • AI image detection
  • AI video detection
  • Two skills: humanize (rewrites AI text to appear human) and ai-check (forensic AI detection scoring)
  • Nine stylometric humanization levers addressing perplexity, burstiness, hedges, structure, specificity, voice, discourse, punctuation, and RLHF artifacts
  • Works with any LLM agent (Claude Code, ChatGPT, Codex CLI, Gemini, Cursor, etc.)
  • AI content detection
  • Plagiarism checking
  • Fact checking aid
  • AI text rewriting, paraphrasing, and summarization
  • AI content detection and originality checking
  • Humanize AI text into more natural writing
Pros
  • Covers text, image, video, and plagiarism detection
  • Offers API, LMS, browser, and Google Docs integrations
  • Beats perplexity-based detectors (ZeroGPT, QuillBot) in benchmarks
  • Research-backed with 50+ peer-reviewed sources
  • Combines AI detection with plagiarism, grammar, fact checking, and readability tools
  • Includes shareable reports, scan history, and sentence-level highlights
  • Combines many writing and study tools in one workspace
  • Supports text, documents, images, audio, and video
Cons
  • Pricing details are not fully listed on the homepage
  • Advanced enterprise features may require a sales demo
  • Does not defeat learned commercial classifiers like GPTZero or Grammarly
  • Rule-based, so not adaptive to new detection methods without updates
  • Free scans are limited
  • Best results still require human review
  • Public pricing details beyond free access are not clearly listed
  • Feature depth may vary by content type and task
Best For
  • Universities and schools
  • Editors and publishers
  • Making AI-generated text appear human for bypassing basic detectors
  • Checking text for AI generation signals with evidence quotes
  • Content teams
  • Publishers
  • Students
  • Writers

How to use Copyleaks?

  1. 1Choose the detector or compliance tool that matches your content type.
  2. 2Upload, paste, or connect content through the website, API, browser extension, or LMS integration.
  3. 3Review the scan results, including AI likelihood, similarity, or authenticity indicators.
  4. 4Use the findings to verify originality, support compliance, or investigate suspicious content.
  5. 5Integrate Copyleaks into your workflow for ongoing checks and monitoring.

Copyleaks Key Features

  • AI text detection
  • AI image detection
  • AI video detection
  • Deepfake detection
  • Plagiarism checking
  • Text moderation
  • Grammar checking
  • API integration
  • LMS integrations
  • Browser extension
  • Google Docs add-on
  • Multi-language support
  • Compliance and security certifications

Copyleaks Use Cases

  • Checking whether text was written by AI
  • Detecting plagiarism in academic or editorial content
  • Verifying image authenticity and manipulation
  • Identifying synthetic or deepfake videos
  • Supporting GenAI governance and compliance programs
  • Protecting intellectual property from unauthorized reuse
  • Scanning source code for governance and compliance
  • Integrating content checks into LMS or editorial workflows

Copyleaks Pricing & Free Credits

Copyleaks currently operates on a Free, Custom Pricing model.

Free TierFree Credits

Starter access

Free

Free entry-level access is available through the platform for individual users and students.

Paid Plans

Business plans

Contact for Pricing

Enterprise and institutional pricing is customized based on usage, integrations, and deployment needs.

Starter access

Free

Free entry-level access is available through the platform for individual users and students.

Business plans

Contact for Pricing

Enterprise and institutional pricing is customized based on usage, integrations, and deployment needs.

Copyleaks Pros & Cons

Pros

  • Covers text, image, video, and plagiarism detection
  • Offers API, LMS, browser, and Google Docs integrations
  • Supports 30+ languages for AI detection and 100+ languages for plagiarism
  • Built for both education and enterprise workflows
  • Emphasizes compliance, security, and content integrity

Cons

  • Pricing details are not fully listed on the homepage
  • Advanced enterprise features may require a sales demo
  • Accuracy claims may vary by language and content type

What is Copyleaks best for?

  • Universities and schools
  • Editors and publishers
  • Enterprise compliance teams
  • Developers building content-check workflows
  • Students and individual writers
  • Organizations monitoring AI and IP misuse

Copyleaks FAQ

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