OpenAI has the tech to watermark ChatGPT text—it just won’t release it Ars TechnicaExclusive | There’s a Tool to Catch Students Cheating With ChatGPT. OpenAI Hasn’t Released It. The Wall Street JournalOpenAI won’t watermark ChatGPT text because its users could get caught The VergeOpenAI Has Software That Detects AI Writing With 99.9 Percent Accuracy, Refuses to Release It Futurism