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Helpful Guides on Plagiarism and Turnitin Reports
Explore easy-to-understand articles covering plagiarism, similarity scores, Turnitin reports, citations, report colours, and other topics to help you better understand your results.
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Turnitin Bypasser Detection: Why AI Humanisers Now Get Flagged
Turnitin’s bypasser detection is an update to its AI writing model that looks for AI-generated text which has been altered by so-called humaniser tools. Turnitin launched it on 27 August 2025, improved its AI model again in February 2026, and since August 2026 includes bypassed text in its single AI percentage. Humaniser tools promise to […]
What AI Score Is Acceptable on Turnitin?
There is no single acceptable AI score on Turnitin. Turnitin does not set a pass mark, and each university decides how to use the result. In practice, 0% or an asterisk (1% to 19%) is rarely acted on, while scores of 20% and above may lead to a conversation with your tutor, not an automatic […]
Can Turnitin Detect QuillBot and Other Paraphrasing Tools?
Yes, Turnitin can flag text that has been run through QuillBot and similar paraphrasing tools. Turnitin added AI paraphrasing detection in December 2023, and its AI writing report now includes likely AI-generated text that was later changed by a paraphraser or bypasser tool in a single AI percentage. Paraphrasing tools are popular because they promise […]
Turnitin AI False Positives: Why Human Writing Gets Flagged
A Turnitin AI false positive is when writing you produced yourself is scored as likely AI-generated. Turnitin says this happens in under 1% of documents scored above 20% AI, but it is more likely with short texts, repetitive or formulaic writing, and text that paraphrases sources without adding new ideas. Being told your own essay […]
Turnitin AI Detection Explained: How It Works and How Accurate It Is
Turnitin AI detection is an AI writing indicator inside the Turnitin Similarity Report. It estimates what percentage of a document’s long-form prose was likely written, or rewritten, by an AI tool. Turnitin says it is tuned to keep false positives under 1% on documents above a 20% AI score, which means it misses some AI […]
Can Turnitin Detect ChatGPT?An Honest Answer for 2026
Yes, Turnitin can often detect ChatGPT, but not every time. Its AI writing indicator estimates how much of your prose was likely generated by an AI model such as ChatGPT. Turnitin lists recent GPT models in its detection coverage, but the score is a probability, and it can miss AI text as well as occasionally […]
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