OpenAI has dismissed an unnamed employee after discovering that the worker used confidential company information to trade on prediction market platforms such as Polymarket. The company said the conduct violated its internal policy that bars the use of inside information for personal gain. Prediction markets, which allow users to wager on real‑world outcomes, argue they are financial platforms rather than gambling sites. OpenAI did not provide further comment, and the incident highlights the growing scrutiny of insider activity on emerging financial exchanges. Read more →

OpenAI has dismissed an employee after an internal investigation found that the worker used confidential company information to place bets on external prediction market platforms. The company said its policies forbid using internal data for personal gain, and the termination was communicated to staff. The incident highlights growing concerns about insider trading on blockchain‑based prediction markets and has prompted broader industry scrutiny. Read more →