API
Application Programming Interface: a connection that a program, an online service or a device offers so that other software can use its data and functions directly. Through this connection, the connecting software sends a request, and the program, service or device carries it out and returns the result. This lets separate systems work together automatically, while each keeps its inner workings closed. Access usually requires an API key, a code tied to an account and checked with every request.
Search is knowledge synthesis now.
…sources get trusted is not decided by the question, the user, or even the AI. Which APIs get called and which sources count as credible is hardwired by the engine's maker. The model just operates within those limits. Trust, in AI search, is an editorial…