Elon Musk has recommended Alphabet and NVIDIA as top investment choices in the AI sector. Speaking on the 'People by WTF' podcast, Musk highlighted Alphabet's advancements with its Gemini 3 AI model and its growing reputation for AI chips. He also pointed to NVIDIA's leadership in AI technology and its extensive industry partnerships as reasons for its investment appeal. Additionally, Musk mentioned spaceflight companies, including his own SpaceX, as promising investment opportunities due to their strong positions in the launch industry.