AI testing & review · Canada
Most accurate AI detector for identifying ChatGPT, GPT-5, Gemini and other AI-generated content
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Web-based AI detector that identifies text generated by ChatGPT, GPT-5, Gemini, Claude, Grok and other large language models, with proven accuracy in
Originality.ai™ is an AI content detection platform that identifies whether text was generated by artificial intelligence or written by humans. The service scans for content created by popular AI tools including ChatGPT, GPT-5, Gemini, Claude, and Grok. Beyond AI detection, it offers plagiarism checking, grammar and readability tools, fact-checking capabilities, and content quality scoring. The platform operates through a web interface, Chrome extension, Moodle plugin, and API, serving writers, educators, marketers, and enterprises who need to verify content authenticity.
Pricing model: Freemium
Tools that use AI to rewrite or edit text, such as some Grammarly features, can cause false positives. Additionally, shorter text may impact accuracy. The platform maintains a 100-word minimum for detection.
Students and writers can share accuracy studies and show their writing process using the Originality.ai™ Chrome Extension. An AI score should not be used alone for academic integrity decisions.
Originality.ai™ 5.0 and 5.0 Max automatically identify multilingual text, allowing users to scan for AI in multiple languages.
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Originality.ai™ has a free listing. The owner can unlock the full profile with a paid launch for $5:
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