{
  "schema": "ab5d-essay-generation/1",
  "model": "gpt-6-astra",
  "displayName": "GPT-6 Astra",
  "scope": "Tangled delegated research and drafting through last available usage event at 22:45:59.967Z; work after that event, handoff and coordinator review excluded.",
  "essayCount": 1,
  "perEssayUsage": {
    "inputTokens": 1949907,
    "cachedInputTokens": 1849984,
    "outputTokens": 3926,
    "reasoningOutputTokens": 625,
    "totalTokens": 1953833
  },
  "usage": {
    "inputTokens": 1949907,
    "cachedInputTokens": 1849984,
    "outputTokens": 3926,
    "reasoningOutputTokens": 625,
    "totalTokens": 1953833
  },
  "usageSummary": "across the measured Tangled research and drafting window; final work and handoff excluded.",
  "usageDetail": "Tangled delegated research and drafting through last available usage event at 22:45:59.967Z; work after that event, handoff and coordinator review excluded. This is a partial measured window, not the complete essay cost.",
  "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": "2026-09-17T22:42:31.739Z",
  "recordedAt": "2026-09-17T22:45:59.967Z"
}