meta name=keywords content=microservices,services,mesh,apis,composability,evolution><meta property=og:title content="The Evolution of Istio's APIs"><meta property=og:type content=website><meta property=og:description content="The design principles behind Istio's APIs and how those APIs are evolving."><meta property=og:url content=/v1.2/blog/2019/evolving-istios-apis/><meta property=og:image content=/v1.2/img/istio-whitelogo-bluebackground-framed.svg><meta property=og:image:alt content="Istio Logo"><meta pro