You start with a new product or service and you don’t know how to set optimum pricing? Of course the most tempting strategy are high prices. However you must have bases for it. Start with a good, very wide analysis. When you know a real level of costs and amount of minimum revenues, which you have to reach to make your business profitable, then make a decision what pricing strategy to choose.
Next step is setting pricing and its variants. Remember that there are here some important issues, which you must comply with. Be careful, test different variants and talk to your clients about it.