Core Insights - Nvidia and Microsoft announced a partnership with AI startup Anthropic, involving a $30 billion cloud computing capacity purchase and a commitment of up to 1 gigawatt of additional capacity [1] - Nvidia and Microsoft will invest up to $10 billion and $5 billion in Anthropic, respectively, with the first gigawatt running on Nvidia's systems [1] - The deal reflects a growing network of relationships among AI software developers, chip manufacturers, and cloud service providers, raising concerns on Wall Street about the sustainability of the AI market [2] Company Developments - Nvidia has committed to invest up to $100 billion in OpenAI, which plans to purchase or lease 10 gigawatts of Nvidia chips, while also acquiring 6 gigawatts from AMD [2] - Nvidia increased its investment in CoreWeave and agreed to purchase all of its excess cloud capacity until 2032 [2] - Shares of Nvidia and Microsoft fell following the announcement of the Anthropic deal, indicating a shift in market sentiment regarding AI investments [6][7] Market Sentiment - The enthusiasm for AI stocks has been tempered by fears of an AI bubble, leading to a decline in tech stock values [3][4] - Concerns have arisen that AI revenue may not soon offset the significant investments made by major tech companies in data centers [4] - Nvidia's stock has lost about 10% of its value since the beginning of the month, while Microsoft is down approximately 9% from its recent highs [7]