# SMI Traffic Metrics

**Canonical:** https://apis.io/apis/service-mesh-interface/smi-traffic-metrics/  
**Provider:** Service Mesh Interface (SMI) — https://apis.io/providers/service-mesh-interface/  
**Base URL:** https://kubernetes.default.svc/apis/metrics.smi-spec.io/v1alpha1  
**Documentation:** https://github.com/servicemeshinterface/smi-spec/blob/main/apis/traffic-metrics/v1alpha1/traffic-metrics.md

SMI Traffic Metrics is one of 4 APIs that [Service Mesh Interface (SMI)](https://apis.io/providers/service-mesh-interface/) publishes on the [APIs.io](https://apis.io/) network. This API exposes 1 JSON Schema definition. Tagged areas include Traffic Metrics, Observability, Telemetry, Kubernetes APIService, and SMI.

Traffic Metrics is "a resource that provides a common integration point for tools that can benefit by consuming metrics related to HTTP traffic." It is exposed as a Kubernetes APIService extension at `metrics.smi-spec.io/v1alpha1` and reports latency percentiles (p50/p90/p99) and success/failure counts per pod, deployment, namespace, or traffic edge.

## Machine-readable artifacts (7)

- **APIVersion**
- **Kind**
- **Kind**
- **Specification** — https://github.com/servicemeshinterface/smi-spec/blob/main/apis/traffic-metrics/v1alpha1/traffic-metrics.md
- **ReferenceImplementation** — https://github.com/servicemeshinterface/smi-metrics
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/service-mesh-interface/refs/heads/main/./json-schema/traffic-metrics-schema.json
- **Examples** — https://raw.githubusercontent.com/api-evangelist/service-mesh-interface/refs/heads/main/./examples/traffic-metrics-example.json

## Other Service Mesh Interface (SMI) APIs (3)

- [SMI Traffic Access Control](https://apis.io/apis/service-mesh-interface/smi-traffic-access/)
- [SMI Traffic Specs](https://apis.io/apis/service-mesh-interface/smi-traffic-specs/)
- [SMI Traffic Split](https://apis.io/apis/service-mesh-interface/smi-traffic-split/)

## Tags

Traffic Metrics, Observability, Telemetry, Kubernetes APIService, SMI

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/service-mesh-interface/smi-traffic-metrics/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/service-mesh-interface/.