{
  "format": 1,
  "kind": "live-ab-agent-loop-result",
  "generatedAt": "2026-10-29T16:35:00+08:00",
  "provider": "deepseek-account",
  "model": "deepseek-flash",
  "method": "Model emits JSON tool calls (virtual protocol); harness executes them against the real memex MCP server (JSON-RPC stdio). n=1 probe.",
  "fixture": {
    "turns": 40,
    "hotRecords": 25,
    "tailRecords": 10,
    "probes": 1,
    "expected": "FACT-025-r6h18"
  },
  "control": {
    "tools": false,
    "answer": "UNKNOWN",
    "correct": false
  },
  "treatment": {
    "tools": true,
    "steps": [
      {
        "turn": 1,
        "request": {
          "tool": "memory_search",
          "arguments": {
            "query": "turn 25 router work log durable value",
            "limit": 10
          }
        },
        "outcome": "work-log cards only; expected turn-25 fact absent"
      },
      {
        "turn": 2,
        "request": {
          "tool": "memory_search",
          "arguments": {
            "query": "turn 25 router",
            "limit": 20
          }
        },
        "outcome": "expected record mem_fd80a3a8f0 visible at rank 10"
      },
      {
        "turn": 3,
        "request": {
          "tool": "memory_open",
          "arguments": {
            "id": "mem_fd80a3a8f0"
          }
        },
        "outcome": "body contains FACT-025-r6h18"
      },
      {
        "turn": 4,
        "request": {
          "answer": "FACT-025-r6h18"
        },
        "outcome": "final answer"
      }
    ],
    "toolCalls": 3,
    "answer": "FACT-025-r6h18",
    "correct": true
  },
  "notes": [
    "The model first chose a noisy query, refined it after seeing the result, then opened the record and answered correctly.",
    "One earlier attempt tried the subagent built-in memory tools (disabled for that session); the validated run uses the explicit virtual-tool JSON protocol.",
    "n=1 probe: demonstrates the tool loop works end-to-end, not a statistical claim.",
    "No provider usage tokens were captured; latency includes agent/harness overhead."
  ]
}