AI Daily: Sunday, July 12, 2026

My Daily AI & Markets Briefing · Jul 12, 2026 · 8m

GPT-5.6, Grok 4.5, and China's GLM-5.2 all dropped in a single week — the frontier model arms race is running hot on every continent simultaneously. • Apple sued OpenAI alleging systematic hardware trade-secret theft directed by senior leadership, a landmark legal clash that could reshape how AI labs recruit from Big Tech. • Microsoft is replacing OpenAI and Anthropic models with its own in-house alternatives across production workloads — a major cost-driven pivot that threatens both startups' revenue assumptions. • SK Hynix's record $26.5B US IPO — the biggest foreign listing in US history —…