There are multiple ways to define a TOM and, in fact, an extensive bibliography exists on it. For example, enterprise architecture frameworks, such as The Open Group Architecture Framework (TOGAF), Zachman, or the Aris House, incorporate within their approach the means to model a business in a deliverable typically referred to as the business architecture.
Other frameworks, such as POLISM, or the Operating Model Canvas, are less broad and are designed specifically for creating TOMs. There are also industry-specific frameworks, such as eTOM in telecommunications, and IAA in insurance.
Although all these frameworks can serve as a solid foundation for businesses to rely on when defining their TOMs, when it comes to subject-matter areas such as API products and their management, a pragmatic approach, more focused on addressing key concerns, rather than delivering...