Pangram CEO Max Spero describes how the company trains AI text detection

Pangram CEO Max Spero discussed his company's AI detection training in a conversation with Peter Gostev, according to a post from the account Arena.

Spero described Pangram's training process, which uses synthetic mirrors, model-family fingerprints, image detection, and robustness against AI humanizer tools. He also covered how the team chooses base models and builds data infrastructure to keep up with new AI models.

The only source so far is Arena's post announcing the conversation. The post summarizes Spero's remarks, and no other report has been found confirming or extending them.