An AI researcher at Alphabet Inc.’s GOOGL, +2.81% GOOG, +2.65% Google resigned because he discovered data from its Bard chatbot came from OpenAI’s ChatGPT, which powers Microsoft Corp.’s MSFT, +1.50% Bing Chat search features. According to a report in The Information, researcher Jacob Devlin has since joined OpenAI after discovering Google relied “heavily” on data from ShareGPT, a website that parses conversations made with OpenAI’s chat models. A Google spokesperson told MarketWatch that “Bard is not trained on any data from ShareGPT or ChatGPT.”
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