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API

Product → API Products

API Versioning

A compatibility strategy for evolving APIs without unexpectedly breaking existing clients.

Motivation

API versioning manages change in public contracts. It solves the problem of evolving an API without breaking existing clients.

Mental model

Versioning is a compatibility strategy, not just a URL prefix.

Where it fits

API Versioning belongs to the Product track, inside Api Products. It connects to nearby concepts through the graph relationships on this page and in the graph explorer.

Common mistakes

  • Versioning every tiny change.
  • Breaking old clients without a migration path.
  • Confusing implementation versions with contract versions.

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