Events Are APIs Too — an OrderShipped event product, versioned and owned, flowing from a raw topic to agents and applications

Events Are APIs Too

APIs made business capabilities reusable. A well-designed API has an owner, a contract, documentation, access controls, a lifecycle, and consumers who can depend on it. Events deserve the same treatment. Too often, event streams are treated as an internal plumbing detail: a collection of topics, schemas, credentials, and conventions understood only by the team that created them. That works until the stream becomes valuable to more than one application—or to an agent that needs timely context. ...

October 27, 2026 · 5 min · 912 words · Hugo Guerrero