GPTZero
gptzero.me
AI-generated text detector used by educators worldwide
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About GPTZero
GPTZero analyzes writing to estimate whether it was produced by AI models like ChatGPT. It reports sentence-level highlighting, perplexity metrics and scan history, and offers integrations for classrooms and hiring teams.
Published 2026-08-06 · Links checked 2026-09-15
GPTZero in their own words
“Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection.”
Where GPTZero fits
GPTZero is tagged #ai-detection, #education, #plagiarism. Each tag links to every listed tool that shares it.
- #ai-detection — 2 listed tools share this tag
- #education — 12 listed tools share this tag
- #plagiarism — the only listing with this tag so far
GPTZero is one of 55 AI Writing tools listed on ToolDock. Also in AI Writing: Letterfork, Gamma, PromptBase — see the AI Writing ranking (neutral, stable positions; no paid placement).
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Frequently asked questions
What is GPTZero?
GPTZero is a AI Writing tool: AI-generated text detector used by educators worldwide. It is listed on ToolDock with a direct link to its official site.
Is GPTZero free?
GPTZero is listed as freemium on ToolDock: it offers a free tier alongside paid plans. Pricing label set at listing time; official pricing page linked where verified — see the official website for current details.