{
  "verified_on": "2026-08-09",
  "checkpoint_after": 5,
  "events": [
    {
      "id": "evt_01",
      "type": "session.status_running"
    },
    {
      "type": "event_delta",
      "text": "Checking"
    },
    {
      "id": "evt_02",
      "type": "agent.message",
      "content": [
        {"type": "text", "text": "I need the current account status."}
      ]
    },
    {
      "id": "evt_03",
      "type": "agent.custom_tool_use",
      "name": "lookup_account",
      "input": {"account_id": "A-17"}
    },
    {
      "id": "evt_04",
      "type": "session.status_idle",
      "stop_reason": {
        "type": "requires_action",
        "event_ids": ["evt_03"]
      }
    },
    {
      "id": "evt_05",
      "type": "user.custom_tool_result",
      "custom_tool_use_id": "evt_03",
      "content": [
        {"type": "text", "text": "Account A-17 is active."}
      ]
    },
    {
      "id": "evt_06",
      "type": "session.status_running"
    },
    {
      "id": "evt_07",
      "type": "agent.message",
      "content": [
        {"type": "text", "text": "Account A-17 is active."}
      ]
    },
    {
      "id": "evt_08",
      "type": "session.status_idle",
      "stop_reason": {"type": "end_turn"}
    }
  ],
  "expected_checkpoint": {
    "status": "idle",
    "stop_reason": "requires_action",
    "messages": ["I need the current account status."],
    "pending_action_ids": ["evt_03"],
    "last_event_id": "evt_04",
    "preview_text": "Checking",
    "complete": false
  },
  "expected_complete": {
    "status": "idle",
    "stop_reason": "end_turn",
    "messages": ["I need the current account status.", "Account A-17 is active."],
    "pending_action_ids": [],
    "last_event_id": "evt_08",
    "preview_text": "Checking",
    "complete": true
  }
}