Starting from $0.025 to $0.10/hr for software + AWS usage fees
Using Chef Server, you can automate servers configuration management, dynamically change formation between servers, execute some task to a group of servers at once. It is very useful to automate huge system, but it is also good for managing each system of multiple small systems sharing Coobooks. The Chef server acts as a hub for configuration data. The server stores cookbooks, the policies that are applied to nodes, and metadata that describes each registered node that is being managed by the chef-client. Nodes use the chef-client to ask the server for configuration details, such as recipe... See more
Stop. Do not use this. It is saving you approximately 15 minutes of work for a massive price increase. Chef Server is available for free from Chef Software Inc at http://downloads.getchef.com/.
Chef Server Quickstart
Easy way to get started quickly with Chef Server. Everything works just fine. Just remember you'll have to use an m1.medium at least and the user is 'ubuntu'.