AI日报丨再创新高！英伟达市值突破4.3万亿美元，传已向台积电追加30万片H20订单！

Core Viewpoint - The rapid development of artificial intelligence technology is creating extensive opportunities in the market, with a focus on analyzing AI concept stocks and market trends [1]. Group 1: AI Innovations - Microsoft has integrated an AI Agent, Copilot mode, into its Edge browser, enhancing user experience by automating searches and providing comprehensive results [3]. - Zhizhu has released its next-generation flagship model GLM-4.5, featuring a total parameter count of 355 billion and an activation parameter count of 32 billion, with competitive API pricing [3]. Group 2: Market Performance - On July 28, U.S. stock indices showed mixed performance, with the S&P 500 and Nasdaq reaching new historical highs, driven by Nvidia's stock performance [4]. - Nvidia's stock has surged over 170% in 2024, following a remarkable 240% increase in 2023, resulting in a valuation increase of approximately $700 billion [5]. Group 3: Nvidia's Supply Chain Dynamics - Nvidia has placed an order for 300,000 H20 chipsets with TSMC, influenced by strong demand from China [6]. - Following the lifting of restrictions on H20 sales to China, Nvidia has shifted its strategy from relying solely on existing inventory, although previous orders were canceled due to earlier restrictions [7]. Group 4: Software Provider Dynamics - AI tools are simplifying the process for companies and government clients to switch software providers, potentially impacting major software companies like Microsoft, Palantir, and Salesforce [9]. - The integration of AI tools has reduced the time and cost of switching providers by 50%, making it easier for companies to transition to new systems [10].