{
  "collectedAt": "2026-10-15",
  "collectionMethod": "Manual capture of the official OpenCode Go plan page and docs page (English). Official pricing tables only.",
  "sources": [
    "https://opencode.ai/docs/go/",
    "https://opencode.ai/go"
  ],
  "scope": "OpenCode Go official price table only. No leaderboard/score data, no Command Goat, no shared-pool changes.",
  "adopted": {
    "provider": "opencode_go",
    "model": "gemini-4-argon-contributor",
    "modelId": "gemini-4-argon-contributor",
    "monthlyCreditsUsd": 30,
    "effectiveUsageUsd": 30,
    "inputPerMTokUsd": 4.0,
    "outputPerMTokUsd": 20.0,
    "cachedReadPerMTokUsd": 0.2,
    "cacheWritePerMTokUsd": null,
    "cacheWriteNote": "No cache-write price listed in the official table.",
    "confidence": "medium",
    "basis": "official"
  },
  "computation": {
    "standardTokenMix": {
      "cached": 0.97,
      "input": 0.025,
      "output": 0.005
    },
    "blendedUsdPerMTok": 0.394,
    "blendedFormula": "0.97*0.20 + 0.025*4.0 + 0.005*20.0 = 0.394",
    "effectiveUsageFormula": "min(60, 30) = 30",
    "monthlyYi": 0.761,
    "monthlyYiFormula": "round(30 / 0.394 / 100, 3) = 0.761"
  },
  "limitedTimeDoubleNotAdopted": {
    "pageLabel": "2x Limited time",
    "creditsUsd": 60,
    "endDate": null,
    "adopted": false,
    "reason": "CONVENTIONS requires every temporary promotion to carry an end date. The page shows a 2x (→ $60) limited-time credit with no deadline, so it is recorded here as evidence only and is not used for the adopted row.",
    "impact": "Adopted monthly credit stays at the steady-state $30; monthlyYi would be ~1.522 if and when the doubling is confirmed with a deadline."
  },
  "privacy": {
    "modelTraining": "Yes",
    "zeroDataRetention": false,
    "zdrLabel": "Not ZDR"
  }
}