According to their press release[1], this is their pricing:

> $0.02 per cloudlet per hour from ServInt, and 0.016 euro from dogado.

However, when you build your environment it still says 0$ regardless of the resources that you want, and has this clause at the bottom:

> Our prices will only be published at the official sales launch.

[1]: http://blog.jelastic.com/2012/02/16/next-generation-java-paa...