Blacklight Power Continuous Power System (29 page pdf) They are calculating $1064 per KWe.
Perhaps the release of cold fusion battery proposals from George Miley will prompt Blacklight Power to be more forthcoming with information. Although a lot of the description is non-controversial aspects of how to convert heat into electricity if you have a good source of heat. The controversy will not go away until the commercial units are operating and the reaction powders and components are openly available to third party testing and the specific claims are confirmed and reproduced.
Reaction Mixture Chemical List
For a one megawatt thermal output plant the total chemical mass is 1500 kg.