Week 06 in AI: Big Tech commits a stunning $650B to 2026 AI infrastructure, sparking a $1T software stock rout as investors bet on AI agents replacing SaaS. OpenAI and Anthropic escalating the model war with simultaneous agent launches, while SpaceX and xAI merge in a $1.25T deal. Plus, a major security crisis hits the OpenClaw agent platform.

📋 Quick Takeaways

• SpaceX acquires xAI in largest merger in history, creating $1.25 trillion combined entity with plans for orbital AI data centers
• Waymo raises record $16 billion at $126B valuation, plans expansion to 20+ cities including London and Tokyo
• AMD reports record Q4 revenue of $10.3B but forecasts cautious Q1 2026 amid China AI chip restrictions
• Siemens Energy commits $1 billion to U.S. manufacturing for AI data center power infrastructure
• Alphabet reports Q4 earnings with focus on Google Cloud AI growth and $116B 2026 capex plans
• OpenAI confirms GPT-4o retirement on February 13 as GPT-5.2 dominates with 99.9% usage share

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🚀 Historic Mergers & Acquisitions

SpaceX Acquires xAI in $1.25 Trillion Mega-Merger — Largest Deal in History

Historic Transaction: Elon Musk’s SpaceX has officially acquired his AI startup xAI, creating the world’s most valuable private company valued at $1.25 trillion and marking the largest corporate merger ever recorded.