prototype

An original type, form, or instance serving as a basis or standard.

An original, full-scale, and usually working model of a new product or new version of an existing product.

A typical example of a class or category.

To make a prototype of (a product).

A primitive form; an original or model after which anything is formed; the pattern of anything to be engraved, cast, etc.; an exemplar; an archetype; especially, in metrology, an original standard, to which others must conform, and which, though it may be imitated from something else, is not required to conform to anything else, but itself serves as the ultimate definition of a unit.