Yahoo Finance·2025-11-25 13:27Group 1 - Microsoft Corporation is recognized as one of the top stocks to buy in the QQQ index according to Wall Street analysts [1] - A strategic partnership was announced on November 18 between Microsoft, NVIDIA, and Anthropic to scale Anthropic's Claude AI model, with both Microsoft and NVIDIA investing in Anthropic [1] - Anthropic is set to purchase $30 billion of Microsoft Azure compute capacity and will contract for additional capacity up to one gigawatt [2] Group 2 - Microsoft and Anthropic are expanding their partnership to provide broader access to the Claude AI model for businesses, with Microsoft committing to invest up to $5 billion in Anthropic [3] - Customers of Microsoft Foundry will have access to Anthropic's frontier Claude models, including Claude Sonnet 4.5, Claude Opus 4.1, and Claude Haiku 4.5 [3] - This collaboration will make Claude the only frontier model available across the three leading cloud services globally, with continued access for Claude across Microsoft's Copilot family [3]