Free AI Detector by Perfect Text Sellers
Paste your text below to check whether it was written by AI. Our AI detector is trained to detect content generated by GPT-5, Gemini, Claude, Llama, and more for free.
What is an AI detector?
An AI detector (also called an AI checker or AI content detector) analyzes text to evaluate how likely it was generated by AI. It searches for patterns common to AI-generated text and determines how likely it is the writer used a platform like GPT-4, GPT-5, or Claude. AI content detection is used by educators, editors, SEO professionals, and businesses to make sure content is original.
The AI detector that stays ahead of AI
Our free AI detector is continuously updated to account for emerging patterns in AI-generated text as AI evolves, staying ahead of identifying typical AI tells. Trusted as the best AI detector for writing, our scanner offers clear results, fast analysis, and strong privacy protections to help keep your content clean.
Trained on the latest LLMs
Stay ahead of the curve with software updated regularly to scan for new patterns from GPT-5, Claude, Gemini, and other LLMs as they evolve.
Transparent results
Get clear scores and explanations to help users understand why text is flagged, making it the best AI detector for teachers.
Multilingual support
Work with AI-generated text across multiple languages.
Instant detection
Get results in seconds without slowing down your workflow. Highly rated as the best AI detector used by universities.
Privacy-first design
Keep your text secure, so your sensitive or unpublished content stays protected.
Insights and explanations
Avoid using patterns and commonly AI-generated phrases to help you avoid being flagged in the future.
Downloadable reports
Get results you can share with other
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