Copyleaks AI Detector
AI Content DetectionFree Tier
About Copyleaks AI Detector
The most accurate AI detector, trusted by top organizations worldwide and backed by independent studies. It offers over 99% accuracy, supports 30+ languages, and covers various AI models. It can be bundled with Plagiarism Checker and Writing Assistant. The new AI Insights provides comprehensive analysis. The AI engine has been learning human writing style since 2015.
Key Features
- Complete AI Model Coverage
- Unprecedented Accuracy (over 99% accuracy and 0.2% false positive rate)
- Military-Grade Security (GDPR compliance, SOC 2 and SOC 3 certification)
- Detect Interspersed AI Content
- Plagiarism and Paraphrased AI Detection
- Customizable Sensitivity Levels
- AI-generated Source Code Detection
- AI Detector Integrations (Enterprise API integration, Educational Institutions LMS integration)
- AI Detection Across Multiple Languages
Use Cases
- AI Model Training
- Academic Integrity
- Governance
- IP & Copyright
- Unauthorized LLM Usage
Pricing Guide & Plans 2025
Free plan available with limited features
AI + Plagiarism Detection Annual Plan
Annual plan for AI and Plagiarism Detection with various benefits.
$13.99 /mo (billed annually at $167.88)
- Save 20% compared to monthly plan, save $3.00
- Up to 1,200 Credits (1 credit = 250 words)
- Pause account anytime
- Detection across multiple languages (Plagiarism in over 100 languages, AI in over 30 languages)
- Multiple forms of paraphrasing detection
- Detection of popular AI models like ChatGPT, Gemini, Claude with over 99% accuracy
- Two users included
Plagiarism Checker Annual Plan
Annual plan for Plagiarism Checker with certain features.
$8.99 /mo (billed annually at $107.88)
- Save 18% compared to monthly plan, save $2.00
- Up to 1,200 Credits (1 credit = 250 words)
- Pause account anytime
- Multiple forms of paraphrasing detection
- Detection of source code plagiarism
- Cross - language detection in over 30 languages
- Two users included
AI Detector Annual Plan
Annual plan for AI Detector with specific capabilities.
$7.99 /mo (billed annually at $95.88)
- Save 20% compared to monthly plan, save $2.00
- Up to 1,200 Credits (1 credit = 250 words)
- Pause account anytime
- Detection in over 30 languages
- Detection of popular AI models like ChatGPT, Gemini, Claude with over 99% accuracy
- Two users included
Enterprise & LMS Plan
Plan tailored for organizations with various enterprise - level features.
Not specified
- API integration (white label available)
- Turnkey LMS integrations
- Enterprise grade security
- Customer permissions + SSO
- Dedicated Customer Success Team
