Alpha: Tech Companies' Secret Stages of Product Development
The term 'alpha' has its roots in IBM's product development process from the 1950s, where it referred to tests of product ideas and feature-complete products. The word gained formal syntax with Semantic Versioning in 2011, which defined alpha builds as unstable surfaces that may be removed without notice.
Today, an alpha is the earliest stage at which a technology company lets anyone outside its own staff use an unfinished product or feature. This typically involves a small group of customers chosen by the vendor, often with no service level agreement (SLA) or support obligation. For example, Google's API design guidance describes an alpha component as one that changes rapidly with a known set of users who must be tolerant of change.
In advertising platforms, vendors do the choosing, and alpha tests are usually invitation-only. On April 30, 2026, a Performance Max setting labelled 'Partners Alfa' surfaced in a Dutch-language account, offering separate checkboxes for the Search Partner Network and the Google Display Network.