{
  "trajectory_id": "traj-failure-missed-memory-001",
  "task": {
    "task_id": "task-004",
    "input": "Use my usual formatting preferences for this write-up.",
    "channel": "telegram",
    "created_at": "2026-04-14T13:05:00Z",
    "user_id": "oza"
  },
  "context_snapshot": {
    "conversation_summary": "User has repeated stable formatting preferences in earlier sessions.",
    "environment_summary": "No tool call required.",
    "recent_failures": []
  },
  "candidate_sets": {
    "memory": [
      {
        "id": "mem-format-1",
        "type": "memory",
        "title": "Telegram formatting preference",
        "summary": "Prefer plain text over markdown for Telegram delivery.",
        "triggers": ["format", "telegram", "write-up"],
        "cost": 0.05,
        "confidence": 0.9,
        "success_rate": 0.95,
        "freshness": 0.95,
        "risk": 0.05,
        "tags": ["preference", "output"],
        "source": "system"
      }
    ],
    "skill": [],
    "tool": []
  },
  "decisions": [
    {
      "step": 1,
      "decision_type": "direct_answer",
      "selected_ids": [],
      "rejected_ids": ["mem-format-1"],
      "rationale": "Router failed to recognize a preference-triggered task and skipped memory injection.",
      "estimated_cost": 0.0
    }
  ],
  "events": [],
  "outcome": {
    "status": "partial_success",
    "steps": 1,
    "latency_ms": 300,
    "user_corrections": 1,
    "tool_errors": 0,
    "notes": "Answer was serviceable but ignored known formatting preference."
  },
  "reward": {
    "total": 0.18,
    "components": {
      "task_success": 0.5,
      "retrieval_hit": -0.1,
      "tool_error": 0.0,
      "user_correction": 0.2,
      "latency": 0.02,
      "context_cost": 0.0,
      "useful_reuse": 0.0
    }
  }
}