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Covered by >100 media outlets, GPTZero is the most advanced AI detector for ChatGPT, GPT-4, Gemini. Check up to 50000 characters for AI plagiarism in seconds.
Free GPTZero Plagiarism checker. GPTZero engineers developed an industry leading plagiarism check to match your text to millions of documents in our databases and on the internet. With this free tool, we hope to support content creators and writers in generating creative and original content.
GPTZero is the leading AI detector for checking whether a document was written by a large language model such as ChatGPT. GPTZero detects AI on sentence, paragraph, and document level. Our model was trained on a large, diverse corpus of human-written and AI-generated text, with a focus on English prose.
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GPTZero. Detect AI-generated text with GPTZero's dashboard.
We developed the most comprehensive and accurate AI checker and plagiarism solution for education, developed for teachers with additional features including AI reports and classroom writing statistics.
Simply paste in the text you want to check, or upload your file, and we'll return an overall detection for your document, as well as sentence-by-sentence highlighting of sentences where we've detected AI.
Leverages the latest breakthrough in AI detection research. Unprecedented granular view and understanding of results. Color-coded highlights for most AI and Human sections of writing. Statistical analysis for exactly how each sentence affects AI probabilities. Try Now.
Simply paste in the text you want to check, or upload your file, and we'll return an overall detection for your document, as well as sentence-by-sentence highlighting of sentences where we've detected AI.
GPTZero is the leading AI detector for checking whether a document was written by a large language model such as ChatGPT. GPTZero detects AI on sentence, paragraph, and document level. Our model was trained on a large, diverse corpus of human-written and AI-generated text, with a focus on English prose.
