Home / Technology / AI Detector GPTZero Acquired by Superhuman
AI Detector GPTZero Acquired by Superhuman
24 Jun
Summary
- GPTZero, a startup born from a Princeton thesis, has been acquired.
- The AI detection tool amassed over 19 million users and $30M ARR.
- Acquiring company Superhuman already had an AI detection feature.

GPTZero, an AI detection startup that began as a Princeton senior thesis project, has been acquired by Superhuman. The terms of the acquisition were not publicly disclosed, but GPTZero's founder, Edward Tian, indicated the company achieved significant traction. GPTZero accumulated over 19 million registered users and generated $30 million in annual recurring revenue, having become profitable in 2024. The company successfully raised $13.5 million in total funding across seed and Series A rounds. Superhuman, which rebranded after acquiring email provider Superhuman, already possessed its own AI detection capabilities. This acquisition signals a strategic move to enhance its AI writing tools, with Superhuman emphasizing the synergy of integrating GPTZero's technology, suggesting that a combined AI detection approach is more effective.