Is Your Text AI-Generated?
Instantly detect AI-written content from ChatGPT, Claude, Gemini & more. Accurate, free, and no sign-up needed.
How It Works
Paste Your Text
Paste any written content — essay, article, email, or report. Works with any length from a paragraph to full documents.
Run Detection
Our system analyzes perplexity, burstiness, and linguistic patterns to score your text from 0 (fully human) to 5 (likely AI).
Get Your Verdict
See a clear score and confidence verdict. If AI is detected, humanize it in one click with our free AI Humanizer.
Frequently Asked Questions
Is this AI detector free?
Yes, completely free. No account, no credit card, no usage limits.
How accurate is the AI detector?
Our detector analyzes multiple linguistic signals — perplexity, burstiness, sentence structure, and vocabulary diversity — to accurately identify content from ChatGPT, Claude, Gemini, and other major AI models.
What AI tools can it detect?
The detector identifies patterns from all major AI writing assistants including ChatGPT (GPT-4o), Claude, Google Gemini, Microsoft Copilot, Llama, and more.
What does the AI score mean?
The score ranges from 0 to 5. A score of 0–1 indicates human-written text. A score of 2–3 suggests mixed or uncertain content. A score of 4–5 indicates likely AI-generated content.
Can AI-generated text be fixed to pass detection?
Yes. If your text is flagged as AI-generated, our free AI Text Humanizer rewrites it into natural human prose that bypasses GPTZero, Turnitin, and Originality.ai.
AI Detected? Fix It Instantly
Our free AI Humanizer rewrites flagged text into natural human prose that bypasses GPTZero, Turnitin, Originality.ai & Copyleaks.
Try the AI Humanizer →