VOIP API is defined as an Application Programming Interface.This proves to be a group of set out procedures, methods, or functions which permit the business or individual to create privately branded VOIP servic es. In utilizing such a VOIP API, the outfit’s Web 2.0 application will interact dynamically with the back office operations of a VOIP platform, including provisioning and billing and network call control. VOIP API can be used to create individually branded VOIP calling card platforms.

There are a variety of advantages to using VOIP API. These include the following facets:

• Scalable – VOIP API’s allow the individual or business to increase their traffic without having to be concerned over the costs inherent in overbuilding the network when peak hour visitors come online.
• Open – Because VOIP API’s are open, the user is permitted to develop a wide range of applications which are only limited by the individual’s imagination in order to combine all aspects of the underlying platform’s abilities in any way desired.
• Cost Efficient – VOIP API’s permit the person to develop his or her business at the speed desired, only being made to pay for resources on the platform as they are needed and when they are required.
• Versatile – VOIP API’s allow the user to merge platform features in one of a kind ways in order to construct services which are differentiated from the competition.

One of the services which can be created using this VOIP API is a VOIP calling card platform for wholesale use. There are a number of advantages to providing this kind of wholesale VOIP calling cards platform. Among them are the following:

• The customer can utilize any DID or DDI PSTN access provider which the business chooses to offer them, from any country desired.
• This provides the customers with a fully hosted platform that does not require any other software or equipment to be kept in the wholesaler’s location.
• The wholesaler is capable of controlling each of the service parameters, such as creating unlimited ANI accounts or PIN accounts, or simply establishing his or her own surcharges and rates.
• The calling card platform is simply customizable for the wholesaler’s particular requirements, including developing a uniquely branded provider service which utilizes voice prompts that can be individually customized, and supporting resources for a variety of currencies and languages to be usable.