AI Brief — August 13, 2026

DeepMind reshuffles leadership, AI stocks surge, OpenAI's $852B tender closes, Anthropic's 20-year Texas lease, and a cybersecurity AI breakthrough.

• Demis Hassabis Ascends to Alphabet Chief Scientist as Kavukcuoglu Takes DeepMind Helm
• AI Infrastructure Stocks Surge, Wall Street Approaches Record Highs
• OpenAI Closes $7 Billion Employee Tender at $852 Billion Valuation
• Anthropic Secures 191 MW of Texas Compute Capacity in 20-Year, $9.1 Billion Lease
• Nvidia Anchors $500 Billion AI Infrastructure Financing Alliance with Six Major Asset Managers
• OpenAI Discovers Chrome Zero-Days with GPT-5.6-Cyber, Launches Daybreak Cybersecurity Program