{
  "schema": "ab5d-essay-generation/1",
  "model": "gpt-6-astra",
  "displayName": "GPT-6 Astra",
  "scope": "SpiroFlakes delegated research and drafting through the last recorded usage event before handoff; final handoff, coordinator review and publication excluded.",
  "essayCount": 1,
  "perEssayUsage": {
    "inputTokens": 3024928,
    "cachedInputTokens": 2940544,
    "outputTokens": 10213,
    "reasoningOutputTokens": 915,
    "totalTokens": 3035141
  },
  "usage": {
    "inputTokens": 3024928,
    "cachedInputTokens": 2940544,
    "outputTokens": 10213,
    "reasoningOutputTokens": 915,
    "totalTokens": 3035141
  },
  "usageSummary": "across the measured SpiroFlakes research and drafting window.",
  "usageDetail": "Measured usage of the dedicated research session, including cached input. Coordinator review and publication excluded.",
  "accounting": "Cached input is included in input; reasoning output in output. Total is input plus output.",
  "source": "Measured difference between completed assignments in delegated Codex session",
  "measurementStart": "2026-09-17T22:46:13.347Z",
  "recordedAt": "2026-09-17T22:50:17.510Z"
}