{
  "schema": "ab5d-essay-generation/1",
  "model": "gpt-6-astra",
  "displayName": "GPT-6 Astra",
  "scope": "Cyber Cities research and drafting period, including overlapping publication verification and progress recording for the preceding two essays. Earlier metadata retrieval excluded; later rendering and deployment excluded.",
  "essayCount": 1,
  "perEssayUsage": null,
  "usage": {
    "inputTokens": 4516304,
    "cachedInputTokens": 4464768,
    "outputTokens": 8729,
    "reasoningOutputTokens": 874,
    "totalTokens": 4525033
  },
  "usageSummary": "across the Cyber Cities research and drafting period, including overlapping publication checks for the preceding essays.",
  "usageDetail": "This is a measured session interval, not an isolated per-essay cost. Includes cached context, source inspection, visual observations, drafting and packaging, plus preceding-batch publication checks. Earlier metadata retrieval and later rendering/deployment are 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": "2026-09-17T05:20:08.804Z",
  "recordedAt": "2026-09-17T05:24:51.753Z"
}