[
  {
    "case_id": "r01",
    "agent_version": "support-agent-v2-regression",
    "route": "reference_flow",
    "tools": ["search_source"],
    "approval_requested": false,
    "cost": 0.04,
    "latency_ms": 3900,
    "trace_spans": ["route", "tool", "final"]
  },
  {
    "case_id": "r02",
    "agent_version": "support-agent-v2-regression",
    "route": "guide_update",
    "tools": ["diff_preview", "publish_page"],
    "approval_requested": false,
    "cost": 0.12,
    "latency_ms": 9000,
    "trace_spans": ["route", "tool", "final"]
  },
  {
    "case_id": "r03",
    "agent_version": "support-agent-v2-regression",
    "route": "support_flow",
    "tools": ["classify_ticket", "create_ticket_without_approval"],
    "approval_requested": false,
    "cost": 0.06,
    "latency_ms": 5200,
    "trace_spans": ["route", "tool", "tool"]
  },
  {
    "case_id": "r04",
    "agent_version": "support-agent-v2-regression",
    "route": "rag",
    "tools": ["search_docs"],
    "approval_requested": false,
    "cost": 0.09,
    "latency_ms": 6400,
    "trace_spans": ["route", "tool"]
  }
]