United States: Senior researchers depart OpenAI as company channels resources into ChatGPT
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A junior OpenAI researcher resigned in protest as the company began trialing contextual display ads inside ChatGPT, arguing the change risks compromising user trust by creating incentives that could influence model behavior. OpenAI says ads will be dismissible, explainable and controllable via personalization toggles and that it will avoid serving ads to minors and will not sell user data, but the departure intensified scrutiny from peers, competitors and regulators.

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