{
  "schema": "pointcast.ai-challenge-meter/v1",
  "model": "gpt-6-astra",
  "commissionedAt": "2026-09-30T05:21:52.366Z",
  "counterCutoffAt": "2026-09-30T05:27:15.622Z",
  "capturedAt": "2026-09-30T05:27:43.951834+00:00",
  "targetUsd": 100,
  "actualBillUsd": null,
  "newPurchasesInitiated": 0,
  "apiEquivalentUsd": 3.767712,
  "uncachedInputTokens": 55259,
  "usageDelta": {
    "input_tokens": 2608731,
    "cached_input_tokens": 2553472,
    "cache_write_input_tokens": 0,
    "output_tokens": 13233,
    "reasoning_output_tokens": 2763,
    "total_tokens": 2621964
  },
  "ratesPerMillionUsd": {
    "uncachedInput": 10,
    "cachedInput": 1,
    "cacheWrite": 12.5,
    "output": 50
  },
  "rateSource": "https://developers.openai.com/api/docs/models/compare",
  "rateChecked": "2026-09-29",
  "formula": "((input_tokens - cached_input_tokens) * 10 + cached_input_tokens * 1 + output_tokens * 50) / 1000000",
  "scope": "Observed Codex session counter delta from commissioning message through artifact acceptance checkpoint. Includes carried conversation context during this interval. Excludes subsequent article assembly, deployment, final chat, tool fees, hosting, electricity and human time.",
  "limitations": [
    "API-equivalent estimate from observed session counters, not an invoice or a claim of actual all-in spend.",
    "Standard API rate card applied hypothetically to Codex session usage; subscription and speed-tier billing may differ.",
    "Reasoning tokens are part of output_tokens, not an additional charge in this formula.",
    "One continuing session; no clean-context comparison, repeat runs, independent human review or measured time savings."
  ]
}