Prediction markets like Polymarket and Kalshi are big business, and some Big Tech employees are testing boundaries by making trades based on insider knowledge.
OpenAI has fired an employee following an investigation into their activity on prediction market platforms including Polymarket, WIRED has learned.
OpenAI CEO of Applications, Fidji Simo, disclosed the termination in an internal message to employees … [6415 chars]
Source: WIRED | Published: 2026-02-27T19:07:28Z
Credit: WIRED
