Zipkin API This repo includes an OpenAPI Spec and Protocol Buffers interchange format. Language independent interchange format for Zipkin transports Protocol Buffers v3 - Requires Zipkin 2.8+ or similar to parse it. OpenApi (Http endpoint of the zipkin server) /api/v1 - Still supported on zipkin-server /api/v2 - Most recent and published here Take a look at the example repository for how to use this.