{
  "schema": "ab5d-essay-generation/1",
  "model": "gpt-6-astra",
  "displayName": "GPT-6 Astra",
  "scope": "Archetype full source inspection, research, visual comparison, drafting and packaging period. Includes intervening typography verification. Earlier preliminary retrieval and subsequent deployment excluded.",
  "essayCount": 1,
  "perEssayUsage": null,
  "usage": {
    "inputTokens": 3686608,
    "cachedInputTokens": 3604736,
    "outputTokens": 7683,
    "reasoningOutputTokens": 518,
    "totalTokens": 3694291
  },
  "usageSummary": "across the Archetype research and drafting period, including intervening typography verification.",
  "usageDetail": "Measured session interval, not an isolated per-essay cost. Includes cached context, sources, full code inspection, four preview comparisons and held-artwork verification, drafting and packaging, plus intervening series typography verification.",
  "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": "2026-09-17T09:43:23.521Z",
  "recordedAt": "2026-09-17T09:50:40.464Z"
}