The US company is using Kyiv’s unique war data to train its controversial technologies. Months into Russia’s full-scale invasion of Ukraine, Palantir’s CEO Alex Karp became the first chief of a major Western Big Tech company to personally visit Kyiv. President Volodymyr Zelenskyy said in June 2022 that he was “delighted” to receive the support of such a company in the fight against Russia “on the digital front line”. The Florida-based software development firm’s partnership has paid off.