Microsoft takes $3.1 billion hit from OpenAI investment
                                
                                Oct 31, 2025 - 00:01
                            
                                                     
                                
                            Microsoft and OpenAI are key partners in cloud and artificial intelligence, but they're increasingly becoming competitors as well.                        
                                         
 
                                                                                                                                                     
                                                                                                                                                     
                                                                                                                                                     
                                                                                                                                                     
                                                                                                                                                    