{
  "service": "checkout-api",
  "owner": "platform-and-commerce-team",
  "slo": {
    "availability": "99.90%",
    "p95_latency_ms": 350,
    "error_rate_threshold": "0.50%"
  },
  "dashboards": [
    "golden-signals",
    "deployment-health",
    "customer-impact"
  ],
  "alerts": [
    {
      "name": "High error rate",
      "condition": "5xx_rate > 0.5% for 5 minutes",
      "severity": "critical",
      "runbook": "rollback-latest-canary"
    },
    {
      "name": "Latency SLO burn",
      "condition": "p95_latency_ms > 350 for 10 minutes",
      "severity": "warning",
      "runbook": "scale-and-profile-service"
    }
  ],
  "release_marker": true,
  "trace_sampling": {
    "default_rate": "10%",
    "error_rate": "100%"
  }
}