亚马逊市值一日大增1045亿美元，英伟达市值重回5万亿美元

Core Insights - The AI trading boom, driven by a significant computing power agreement between Amazon and OpenAI, has led to substantial stock price increases for major tech companies like Amazon and NVIDIA [1] Group 1: Company Performance - Amazon's stock closed up by 4%, reaching a historical high, with a market capitalization increase of approximately $10.45 billion (around ¥74.46 billion) in a single day [1] - NVIDIA's stock rose by 2.1%, pushing its market capitalization back above $500 billion [1] Group 2: Market Trends - The collaboration between Amazon and OpenAI is a key factor stimulating the ongoing AI trading surge, positively impacting the stock performance of major tech giants [1]