> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rotastellar.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Service Metrics

> Returns per-endpoint latency percentiles, request counts, and status distribution

<Note>
  **Base URL:** `https://rotastellar-cae.subhadip-mitra.workers.dev`
  — No API key required. CORS-validated.
</Note>

<RequestExample>
  ```bash theme={null}
  curl https://rotastellar-cae.subhadip-mitra.workers.dev/v1/metrics \
    -H "Origin: https://rotastellar.com"
  ```
</RequestExample>

<ResponseExample>
  ```json 200 OK theme={null}
  {
    "endpoints": {
      "POST /v1/constellation/plan": {
        "requests": 1284,
        "latency_ms": { "p50": 42, "p95": 110, "p99": 245 },
        "status": { "200": 1260, "400": 18, "500": 6 }
      },
      "POST /v1/constellation/pareto": {
        "requests": 873,
        "latency_ms": { "p50": 55, "p95": 140, "p99": 310 },
        "status": { "200": 861, "400": 10, "500": 2 }
      },
      "POST /v1/hazards": {
        "requests": 2041,
        "latency_ms": { "p50": 28, "p95": 72, "p99": 160 },
        "status": { "200": 2018, "400": 20, "500": 3 }
      },
      "POST /v1/ocu/negotiate": {
        "requests": 3512,
        "latency_ms": { "p50": 18, "p95": 45, "p99": 98 },
        "status": { "200": 3480, "400": 28, "500": 4 }
      },
      "GET /v1/ocu/summary/:busClass": {
        "requests": 1890,
        "latency_ms": { "p50": 8, "p95": 22, "p99": 50 },
        "status": { "200": 1878, "400": 12 }
      }
    },
    "uptime_s": 604800,
    "collected_at": "2026-03-10T12:00:00Z"
  }
  ```
</ResponseExample>