Yahoo Finance·2026-01-28 18:24分组1 - Tesla has announced a partnership with Elon Musk's AI venture, Xai, involving a $2 billion investment and potential AI collaborations [1] - The company reported earnings that exceeded profit and revenue expectations, leading to a 3.55% increase in shares during after-hours trading [2] - Tesla warned of potential legal and regulatory challenges that could result in material losses [2] 分组2 - The company indicated it would spend more on AI capital expenditures than previously expected, with spending reaching a record high of $37.5 billion in the latest quarter [3][4] - The earnings report reflects a broader trend in the tech industry, where companies like Meta are also experiencing increased spending, potentially affecting profit margins [3] - The overall sentiment in the market is cautious, with Tesla's stock declining over 5% in after-hours trading despite beating expectations [4]