{
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  "generated": "2026-09-24 10:31",
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    "chapter": "gpu",
    "name": "推論トークン単価",
    "unit": "原通貨 / 1,000,000トークン",
    "definition_version": "1.0",
    "definition_fixed_on": "2026-08-26",
    "definition_doc": "docs/指標定義_AI自身03_推論トークン単価.md",
    "cadence": "週次",
    "price_basis": "割引・従量段階・バッチ・キャッシュ読み書き・時間帯割引・無償枠を含まない公表定価である",
    "currency_rule": "原通貨のまま保存し、為替換算した値は系列に混ぜない。最安値も通貨ごとに出す",
    "series_a": "同一モデル継続追跡単価（後継モデルへは乗り換えない。追跡対象が提供終了になったらその系列は終了する）",
    "series_b": "確認できる範囲の最安値（台帳に載っている範囲の最小値であり、市場の最安値ではない）",
    "not_means": "モデルの性能・コンテキスト長・レート上限・提供地域・SLAは単価に反映されていない。事業者間の優劣を示すものではない",
    "legal_basis": "docs/調査報告_20260816.md §1-8-2（創作性のない数値・事実データは著作物ではない）の整理を適用。2026-08-26 発行人裁定。GPU章との一貫性を優先した措置であり §1-8-2 自体の追認ではなく、妥当性は別途再検証する"
  },
  "source": {
    "registry": "ai-lifeline/scripts/token_price_registry.json",
    "script": "ai-lifeline/scripts/fetch_token_prices.ps1",
    "policy": "各社公式料金ページから価格数値のみを抽出・自社整形して掲載（文章・表・画像は複製しない）。取得は週1回以下・UA明示・robots.txt遵守",
    "attribution": "Google の価格は同社開発者ドキュメント（Creative Commons Attribution 4.0 ライセンス）に基づく"
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  "excluded": [
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      "reason": "利用規約が『個人的・非商用利用に限る／複製・公開の禁止』を明示（2026-08-26 発行人裁定で除外）。加えて価格がJS描画のため静的HTMLから取得不能",
      "checked": "2026-08-26"
    },
    {
      "provider": "xAI",
      "reason": "規約を確認できず除外（該当する禁止条項の有無を確認できなかった）。本体サイト x.ai は Content-Signal で ai-input=no を宣言",
      "checked": "2026-08-26"
    },
    {
      "provider": "DeepSeek",
      "reason": "規約を確認できず除外（公開規約に該当条項を発見できなかった）",
      "checked": "2026-08-26"
    },
    {
      "provider": "AWS（Amazon Bedrock）",
      "reason": "現行世代の価格が静的HTMLに存在せず、JSで解決されるプレースホルダ（{priceOf!...}）のため機械取得不能。加えて他社モデルの再販が中心で、単価を独立した観測点として扱えない",
      "checked": "2026-08-26"
    },
    {
      "provider": "Cohere",
      "reason": "静的HTMLからモデル名と入力・出力単価の対応を確実に特定できず、抽出パターンを確定できなかった",
      "checked": "2026-08-26"
    },
    {
      "provider": "Mistral AI",
      "reason": "API単価がJS描画のため静的HTMLから取得不能（静的HTMLには購読プラン価格のみ）",
      "checked": "2026-08-26"
    },
    {
      "provider": "Preferred Networks（PLaMo）",
      "reason": "価格ページがSPA外殻のみで機械取得不能",
      "checked": "2026-08-26"
    },
    {
      "provider": "NTTコミュニケーションズ（tsuzumi）",
      "reason": "当社UAに対して403。Bot保護は回避しない方針のため『確認できず』として除外",
      "checked": "2026-08-26"
    }
  ],
  "tracked": [
    {
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      "provider": "Google",
      "service": "Gemini API",
      "model": "gemini-3.7-flash",
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      "tax": "税抜",
      "input_per_1m": 0.75,
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      "latest_status": "ok",
      "source_url": "https://ai.google.dev/gemini-api/docs/pricing",
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      "service": "Claude API",
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      "currency": "USD",
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      "latest_status": "ok",
      "source_url": "https://platform.openai.com/docs/pricing",
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      "service": "さくらのAI Engine",
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      "latest_status": "ok",
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  "cheapest": [
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      "observed_date": "2026-09-23",
      "candidates": 1,
      "cheapest_input": {
        "value": 15.0,
        "provider": "さくらインターネット",
        "model": "llm-jp-3.1-8x13b-instruct4",
        "tax": "税込"
      },
      "cheapest_output": {
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    {
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      "observed_date": "2026-09-23",
      "candidates": 6,
      "cheapest_input": {
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