Week 44 in AI: OpenAI announces $1.4T infrastructure plan with $13B+ revenue, Anthropic achieves Claude introspection breakthrough, 850+ leaders call for superintelligence ban, Big Tech AI spending exceeds $125B quarterly, Nvidia becomes first $5T company, IBM quantum breakthrough on AMD chips accelerates timeline.

📋 Quick Takeaways

• OpenAI completes for-profit restructuring with Microsoft acquiring 27% equity stake valued at ~$135 billion, removing fundraising restrictions
• Nvidia becomes first company to reach $5 trillion market valuation, powered by unprecedented AI infrastructure demand
• Cursor 2.0 launches Composer model delivering 4x faster coding performance with revolutionary multi-agent interface
• Harvey secures $150M at $8B valuation in legal AI’s largest Series F round from Andreessen Horowitz
• Nvidia Blackwell GPUs enter full production in Arizona, marking first flagship chip manufacturing on U.S. soil
• YouTube announces major AI-focused reorganization with voluntary exit packages as platform pivots to AI-first strategy

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🏢 Corporate Restructuring & Strategic Partnerships

OpenAI Completes Historic For-Profit Conversion with Microsoft Partnership Extension

Transformative Restructuring: OpenAI finalized its conversion from nonprofit to public benefit corporation on October 28-29, with Microsoft receiving a 27% equity stake valued at approximately $135 billion based on OpenAI’s recent $500 billion valuation.