{
  "schema": "ab5d-essay-generation/1",
  "model": "gpt-6-astra",
  "displayName": "GPT-6 Astra",
  "scope": "Utopia research and drafting period, including overlapping publication verification and progress recording for Cyber Cities. Earlier metadata retrieval excluded; later rendering and deployment excluded.",
  "essayCount": 1,
  "perEssayUsage": null,
  "usage": {
    "inputTokens": 5042402,
    "cachedInputTokens": 4989952,
    "outputTokens": 8289,
    "reasoningOutputTokens": 764,
    "totalTokens": 5050691
  },
  "usageSummary": "across the Utopia research and drafting period, including overlapping Cyber Cities publication checks.",
  "usageDetail": "Measured session interval, not an isolated per-essay cost. Includes cached context, code inspection, source reading, live interaction checks, drafting and packaging, plus preceding-essay publication checks. Earlier metadata retrieval and later rendering/deployment excluded.",
  "accounting": "Cached input is included in input tokens; reasoning output is included in output tokens. Total is input plus output.",
  "source": "Local Codex session cumulative telemetry difference between recorded boundaries",
  "baselineAt": "2026-09-17T05:26:18.770Z",
  "recordedAt": "2026-09-17T05:30:53.693Z"
}