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The BrandWell AI Checker (brandwell.ai) is a free online app that allows users to scan up to 2,500 characters of text to assess the probability that it is AI-generated. Longer text can be broken up to accommodate the character limit. The paid subscription from BrandWell provides business-directed services, which include AI-driven content creation, marketing, SEO … Read more

Smodin (smodin.io) is an AI-powered platform founded in 2017[1] that provides writing and content tools including an AI detector, AI humanizer, plagiarism checker, paraphrasing, translator, text summarizer, and AI chat. Pros No false positives on human-written content. AI detector, chat, and plagiarism do not require credits (with account). Cons 0/7 detection rate against LLMs. 1/8 … Read more

ZeroGPT (zerogpt.com) is an AI text detector and writing toolkit founded in 2022.[1] It offers a variety of writing services including humanizing, plagiarism checking, grammar checking, and paraphrasing. Pros Scored 7/7 in LLM detection 5/7 AI Humanized text detection Offers a variety of products Cons 4 false positives found Unclear credit system Very limited standard … Read more

GPTZero (GPTZero.me) is a multi-functional AI detector that offers superior performance at a premium price. Launched in January 2023, the software provides users with a sentence-by-sentence breakdown of how a scanned text was determined to be human or AI-generated. Additional features include detecting plagiarism and giving critical reviews to suggest changes depending on the user’s desired … Read more

Copyleaks (copyleaks.com) is a company founded in 2015 that initially focused on plagiarism detection.[1] Today, it offers a range of products, including AI detection tools geared towards businesses and educators. Pros Detected 7 of 8 AI-written texts. No false positives for human content. Cons Failed to detect AI in 6 of 8 humanized articles. Poor user … Read more

Sapling AI (sapling.ai) is an AI language model platform founded in 2018 that provides writing assistant tools, customer service automation, API, and full SDKs. While their primary focus is developer toolkits for businesses, they also have an AI detector. Pros 6 out of 7 AI detection against LLMs. Reasonable AI detection usage and browser integration … Read more

Originality AI (originality.ai) is an AI detection platform that launched in November 2022,[1] which primarily checks AI text but also provides plagiarism checking, grammar tools, and fact-checking services. Pros 100% AI detection from LLM-generated content. 100% plagiarism was identified. Cons 1 false positive in our testing. 5 of 8 humanized texts failed AI detection. Features AI detector: … Read more

A false positive is when a detector flags content as “AI” when it was actually written by a human. This occurs when human-written content reflects the predictable word choices LLMs use when generating text. More than 40% of 6th to 12th-grade teachers surveyed claimed to use AI detection tools as part of their grading process.[1] … Read more

Winston AI (gowinston.ai) is an online AI detector launched on January 28, 2023,[1] that claims to achieve 99.98% accuracy when detecting AI content.[2] Its main customer base consists of educators and companies seeking to verify that writing was written by humans. Pros 0 false positives in our testing. 8 out of 9 when detecting pure AI text. … Read more