Sept 16 (Reuters) - Japan's SoftBank is looking for deals in artificial intelligence, including a potential investment in OpenAI, after the blockbuster listing of its Arm unit, the Financial Times reported on Saturday.

SoftBank's founder and chief executive, Masayoshi Son, is looking to invest tens of billions of dollars in AI after completing Arm's initial public offering, the newspaper said, citing two people familiar with the matter. (Reporting by Lavanya Ahire in Bengaluru; Editing by William Mallard)