SpaceX debuts as largest IPO ever with xAI bundled in; Prometheus raises $12B at $41B for physical systems AI; KKR-NVIDIA launch $10B infrastructure platform; Google sues over Gemini-powered scams; Mistral funding talks; EngineAI HK IPO filing; Anthropic disables top models on US order; Florida probes OpenAI; OpenAI free Codex tier; Zhipu GLM 5.2 rollout; G7 AI sovereignty talks; Teradyne physical AI deployments.