Alphabet Inc.’s Google has agreed to purchase 200 megawatts of power from Commonwealth Fusion System’s planned first commercial plant, which is expected to begin delivering electricity

The deal comes even though Commonwealth Fusion Systems has yet to demonstrate that its future power plant can generate power reliably or economically.

Google on Monday announced a partnership with Commonwealth Fusion Systems, or CFS, a private company spun off from the Massachusetts Institute of Technology, which marks the tech giant′s first commerc