GPTZero, the three-year-old AI detection startup that Princeton grad Edward Tian first constructed as a senior thesis mission, has been acquired by Superhuman, the businesses announced on Tuesday.
Phrases of the deal weren’t disclosed, although Tian told Business Insider that GPTZero amassed greater than 19 million registered customers and $30 million in annual recurring income.
In 2024, Tian informed TechCrunch that it was worthwhile. Tian and co-founder CTO Alex Cui, who’d been pals since highschool, raised a $3.5 million seed spherical led by Uncork Capital, adopted by a $10 million Series A in June 2024 led by Footwork co-founder Nikhil Basu Trivedi, with a number of different notable traders together with Attain Capital, Jack Altman’s Alt Capital, and Neo. All informed, the corporate raised simply $13.5 million.
Superhuman — the corporate shaped when Grammarly bought email provider Superhuman final 12 months and rebranded below that title — already had an AI detection instrument constructed into its platform. GPTZero’s mission has been to assist people detect and defend towards AI slop. Grammarly’s instrument has been designed to assist customers, usually college students, decide whether or not their writing seems AI-generated, then revise it so it doesn’t. As for why Superhuman purchased a competitor, Superhuman says that “two AI detectors are higher than one.”
