Physical AI and robotics attract mega-rounds; Prometheus $12B, Neura Robotics $1.4B; Zetwerk backs new AI robotics startup; Gritt $32M for solar robots

Prometheus (Bezos-backed industrial AI) raises $12B Series B at $41B valuation. Neura Robotics raises $1.4B Series C. Theker €73M Series A. Generalist $400M. Robotics VC $55.8B H1 2026, nearly double 2025. ON Semi acquires Synaptics for $7B. Paradigm raises $1.2B fund for AI/robotics. Zetwerk backs new AI robotics startup. Gritt exits stealth with $32M for solar plant robots.